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591-80-0

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591-80-0 Usage

Description

Allylacetic acid (allyl acetate) is a derivative of acetate. It is the acetate ester of allyl alcohol. It is useful industrial intermediate. It is the precursor of some special polymer such as drying oils. It can also be used as a useful allylating reagent for catalyzing the allylation of aldehydes, and also allylation of aryl bromides in the palladium-catalyzed cross-coupling reaction. It has also demonstrated that it is a potential fumigant against grain beetle pests; study has shown that doses of 50–150 mg litre?1 with 24–120-h exposures are necessary to achieve 100% mortality of all life stages against grain beetle pests. Study has also shown that ally acetate is an effective oxidants during the Palladium— Iminophosphine-Catalyzed Homocoupling of Alkynylstannanes and Other Organostannanes

References

Denmark, S. E., and S. T. Nguyen. "Catalytic, nucleophilic allylation of aldehydes with allyl acetate. " Organic Letters 11.3 (2009):781-4. Yokoyama, Y., et al. "ChemInform Abstract: Palladium- Catalyzed Cross-Coupling Reaction: Direct Allylation of Aryl Bromides with Allyl Acetate."Chemischer Informationsdienst 26.52 (1986):6457-6460. Rajendran, Dr Somiahnadar, and N. Muralidharan. "Effectiveness of allyl acetate as a fumigant against five stored grain beetle pests." Pest Management Science 61.1(2005):97-101. Shirakawa, Eiji, et al. "Palladium—Iminophosphine-Catalyzed Homocoupling of Alkynylstannanes and Other Organostannanes Using Allyl Acetate or Air as an Oxidant." Journal of Organometallic Chemistry670.1(2003):132-136.

Chemical Properties

Different sources of media describe the Chemical Properties of 591-80-0 differently. You can refer to the following data:
1. clear colorless to light yellow liquid
2. 4-Pentenoic acid has a sour, caramellic flavor with sweet aftertaste. It has an acrid flavor and odor at high levels.

Uses

Different sources of media describe the Uses of 591-80-0 differently. You can refer to the following data:
1. Sulfonation yields the corresponding γ-lactone.1
2. The sulfonation of 4-pentenoic acid (Allylacetic acid) yields the corresponding γ-lactone. It was used to inhibit fatty acid oxidation in rat heart mitochondria.
3. 4-Pentenoic acid (Allylacetic acid) was used to inhibit fatty acid oxidation in rat heart mitochondria.

Definition

ChEBI: A pentenoic acid having the double bond at position 4.

Preparation

By decarboxylation via heating allylmalonic acid; from the corresponding ethyl ester prepared by boiling ethyl 4-chloron- valerate in quinoline.

Synthesis Reference(s)

Synthetic Communications, 13, p. 889, 1983 DOI: 10.1080/00397918308059542

General Description

4-Pentenoic acid is a volatile acid reported to be found in tobacco.

Safety Profile

Poison by subcutaneous and intraperitoneal routes. Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating fumes.

Check Digit Verification of cas no

The CAS Registry Mumber 591-80-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,9 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 591-80:
(5*5)+(4*9)+(3*1)+(2*8)+(1*0)=80
80 % 10 = 0
So 591-80-0 is a valid CAS Registry Number.
InChI:InChI=1/C5H8O2/c1-2-3-4-5(6)7/h2H,1,3-4H2,(H,6,7)/p-1

591-80-0 Well-known Company Product Price

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  • (Code)Product description
  • CAS number
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  • Detail
  • Alfa Aesar

  • (A13991)  4-Pentenoic acid, 98%   

  • 591-80-0

  • 10g

  • 323.0CNY

  • Detail
  • Alfa Aesar

  • (A13991)  4-Pentenoic acid, 98%   

  • 591-80-0

  • 25g

  • 731.0CNY

  • Detail
  • Alfa Aesar

  • (A13991)  4-Pentenoic acid, 98%   

  • 591-80-0

  • 100g

  • 2671.0CNY

  • Detail

591-80-0SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name pent-4-enoic acid

1.2 Other means of identification

Product number -
Other names 4-Pentenoic acid

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only. Food additives -> Flavoring Agents
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:591-80-0 SDS

591-80-0Synthetic route

allylmalonic acid
2583-25-7

allylmalonic acid

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With poly-4-vinylpyridine In N,N-dimethyl-formamide for 0.0666667h; microwave irradiation;96%
Stage #1: allylmalonic acid In N,N-dimethyl-formamide at 140℃;
Stage #2: With hydrogenchloride In N,N-dimethyl-formamide pH=4;
85%
In N,N-dimethyl-formamide at 140℃; Inductive heating;76%
prop-2-en-1-yl 2-iodoacetate
90711-60-7

prop-2-en-1-yl 2-iodoacetate

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
Stage #1: prop-2-en-1-yl 2-iodoacetate With triethyl borane; oxygen In hexane; dichloromethane at 20℃; for 2h;
Stage #2: With zinc In tetrahydrofuran for 4h; Heating;
85%
polymer, 38% reactive sites, 2,5 mmol/g; monomer(s): styrene, 4-vinylbenzylchloride, bromoacetic acid, allyltributyltin

polymer, 38% reactive sites, 2,5 mmol/g; monomer(s): styrene, 4-vinylbenzylchloride, bromoacetic acid, allyltributyltin

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With lithium hydroxide; tetrabutylammomium bromide In tetrahydrofuran; water for 12h; Heating;84%
β-(trimethylsilyl)cyclopentanone
64096-43-1

β-(trimethylsilyl)cyclopentanone

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With ammonium cerium(IV) nitrate In water; acetonitrile at 60℃; for 1.5h; Ring cleavage;82%
(Z)-5-(Ethylthio)-3-pentenoic Acid
69962-08-9

(Z)-5-(Ethylthio)-3-pentenoic Acid

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

(Z)-pent-3-enoic acid
33698-87-2

(Z)-pent-3-enoic acid

Conditions
ConditionsYield
With ammonia; lithium for 1h;A 8%
B 70%
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

propargyl alcohol
107-19-7

propargyl alcohol

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

5-Hydroxy-pentanoic acid prop-2-ynyl ester
103675-09-8

5-Hydroxy-pentanoic acid prop-2-ynyl ester

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane 1) -80 deg C, 2) room temp., 18 h;A 5%
B 70%
5-acetoxy-4-iodopentanoic acid

5-acetoxy-4-iodopentanoic acid

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With zinc In tetrahydrofuran63%
n-Pent-4-enyl alcohol
821-09-0

n-Pent-4-enyl alcohol

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With chromic acid; acetone59%
With chromium(VI) oxide; sulfuric acid In acetone
β-Propiolactone
57-57-8

β-Propiolactone

vinyl magnesium bromide
1826-67-1

vinyl magnesium bromide

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
copper(l) chloride at 0℃; for 0.25h;59%
2-Benzoyl-3-oxo-hept-6-enoic acid methyl ester
142920-94-3

2-Benzoyl-3-oxo-hept-6-enoic acid methyl ester

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

methyl 3,5-dioxo-5-phenylpentanoate
36568-12-4

methyl 3,5-dioxo-5-phenylpentanoate

Conditions
ConditionsYield
With ammonium hydroxide; water; ammonium chlorideA 43%
B 56%
3-(3-methyl-3H-diazirine-3-yl)propionic acid
25055-86-1

3-(3-methyl-3H-diazirine-3-yl)propionic acid

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

(Z)-pent-3-enoic acid
33698-87-2

(Z)-pent-3-enoic acid

C

(E)-3-pentenoic acid
1617-32-9

(E)-3-pentenoic acid

D

5-methyl-dihydro-furan-2-one
108-29-2

5-methyl-dihydro-furan-2-one

Conditions
ConditionsYield
In xylene at 80℃; Kinetics; Product distribution; Mechanism; Ea; other temperatures (95-125 deg C); other solvent;A 18.7%
B 20%
C 56%
D 5.3%
In pentane Product distribution; Mechanism; Irradiation; other solvent;
chloro-trimethyl-silane
75-77-4

chloro-trimethyl-silane

4-pentynoic acid
6089-09-4

4-pentynoic acid

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

5-trimethylsilyl-pent-5-yn-1-oic acid
128545-15-3

5-trimethylsilyl-pent-5-yn-1-oic acid

Conditions
ConditionsYield
With copper; zinc In acetonitrile at 120℃; for 5h; in a sealed tube; Yields of byproduct given;A n/a
B 52%
6,12,13-Trioxadispiro<4.1.4.2>tridecan
129731-35-7

6,12,13-Trioxadispiro<4.1.4.2>tridecan

A

3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

3,4,5,6-tetrahydro-2H-pyran-2-one

B

pent-4-enoic acid
591-80-0

pent-4-enoic acid

C

1-Oxacycloundecan-2,10-dion
2561-88-8

1-Oxacycloundecan-2,10-dion

D

cyclopentanone
120-92-3

cyclopentanone

Conditions
ConditionsYield
In pentane at -20℃; for 8h; Irradiation;A 16%
B 7%
C 45%
D 14%
ethyl 4-pentenoate
1968-40-7

ethyl 4-pentenoate

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With bis(tri-n-butyltin)oxide In toluene at 90℃; for 48h;42%
With bis(tri-n-butyltin)oxide In toluene for 48h; Heating;42%
(alkaline hydrolysis);
With potassium hydroxide Yield given;
tetrahydrofuran
109-99-9

tetrahydrofuran

perpentene-4 oate de tertiobutyle
84210-61-7

perpentene-4 oate de tertiobutyle

A

2-butanyltetrahydrofuran
1004-29-1

2-butanyltetrahydrofuran

B

octahydro-2,2′-bifuran
1592-33-2

octahydro-2,2′-bifuran

C

2-tert-butoxytetrahydrofuran
1927-59-9

2-tert-butoxytetrahydrofuran

D

pent-4-enoic acid
591-80-0

pent-4-enoic acid

E

acide (tetrahydrofuryl-2)-5 pentanoique
32933-12-3

acide (tetrahydrofuryl-2)-5 pentanoique

F

(tetrahydrofuryl-2)-5 pentanolide-4
93676-72-3

(tetrahydrofuryl-2)-5 pentanolide-4

Conditions
ConditionsYield
at 110℃; for 8h; Product distribution; Mechanism; other temperatures, other times, also with various ethers, other products;A 6%
B 7%
C 4%
D 6%
E 17%
F 42%
tetrahydrofuran
109-99-9

tetrahydrofuran

perpentene-4 oate de tertiobutyle
84210-61-7

perpentene-4 oate de tertiobutyle

A

octahydro-2,2′-bifuran
1592-33-2

octahydro-2,2′-bifuran

B

pent-4-enoic acid
591-80-0

pent-4-enoic acid

C

acide (tetrahydrofuryl-2)-5 pentanoique
32933-12-3

acide (tetrahydrofuryl-2)-5 pentanoique

D

(tetrahydrofuryl-2)-5 pentanolide-4
93676-72-3

(tetrahydrofuryl-2)-5 pentanolide-4

Conditions
ConditionsYield
at 110℃; for 8h; Further byproducts given;A 7%
B 6%
C 17%
D 42%
methyl 5-hydroxy-4-iodopentanoate

methyl 5-hydroxy-4-iodopentanoate

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With zinc In tetrahydrofuran35%
1-bromo-4-butene
5162-44-7

1-bromo-4-butene

carbon dioxide
124-38-9

carbon dioxide

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
Stage #1: 1-bromo-4-butene With magnesium In tetrahydrofuran at 20 - 70℃;
Stage #2: carbon dioxide In tetrahydrofuran at -50 - -40℃;
Stage #3: With hydrogenchloride In tetrahydrofuran; water
35%
carbon dioxide
124-38-9

carbon dioxide

1,3-dioxoisoindolin-2-yl 2-cyclopropylacetate

1,3-dioxoisoindolin-2-yl 2-cyclopropylacetate

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

cyclopropylacetic acid
5239-82-7

cyclopropylacetic acid

Conditions
ConditionsYield
With (1,2-dimethoxyethane)dichloronickel(II); 2.9-dimethyl-1,10-phenanthroline; silver fluoride In N,N-dimethyl acetamide at 20℃; under 5171.62 Torr; for 24h;A 7%
B 21%
cyclopentanone
120-92-3

cyclopentanone

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
Stage #1: cyclopentanone With dihydrogen peroxide
Stage #2: With copper(II) sulfate; iron(II) sulfate
20%
With dihydrogen peroxide; copper(II) sulfate; iron(II) sulfate 1.) MeOH, 20 - 25 deg C, 1 h, 2.) 18- 20 deg C; Yield given. Multistep reaction;
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

1-butyn-4-ol
927-74-2

1-butyn-4-ol

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

9-hydroxy-non-6-ynoic acid
103675-14-5

9-hydroxy-non-6-ynoic acid

C

5-Hydroxy-pentanoic acid but-3-ynyl ester
103675-17-8

5-Hydroxy-pentanoic acid but-3-ynyl ester

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane 1) -110 deg C, 2) room temp., 18 h; Yield given;A 10%
B 5%
C n/a
carbon dioxide
124-38-9

carbon dioxide

cyclopropylcarbinyl bromide
7051-34-5

cyclopropylcarbinyl bromide

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With manganese; (1,2-dimethoxyethane)dichloronickel(II); 2.9-dimethyl-1,10-phenanthroline In N,N-dimethyl acetamide at 20℃; under 5171.62 Torr; for 14h;8%
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

propargyl alcohol
107-19-7

propargyl alcohol

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

8-hydroxyoct-6-ynoic acid
103675-11-2

8-hydroxyoct-6-ynoic acid

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane 1) -30 deg C, 2) room temp., 18 h; Yield given;A 5%
B n/a
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide Product distribution; 1) -30 deg C, 2) room temp., 18 h; other temperature;
5-bromopentanoic acid
2067-33-6

5-bromopentanoic acid

1-butyn-4-ol
927-74-2

1-butyn-4-ol

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

9-hydroxy-non-6-ynoic acid
103675-14-5

9-hydroxy-non-6-ynoic acid

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane 1) -30 deg C, 2) room temp., 18 h; Yield given;A 5%
B n/a
With n-butyllithium In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide Product distribution; 1) -30 deg C, 2) room temp., 18 h; other temperature;
piperidin-2-one
675-20-7

piperidin-2-one

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

5-chloro-valeric acid
1119-46-6

5-chloro-valeric acid

Conditions
ConditionsYield
With hydrogenchloride; sodium nitrite
With hydrogenchloride; sodium nitrite
1,2,4-Tribromobutane
38300-67-3

1,2,4-Tribromobutane

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With diethyl ether; magnesium und man laesst auf das Reaktionsprodukt CO2 einwirken;
allylmalonic acid
2583-25-7

allylmalonic acid

A

pent-4-enoic acid
591-80-0

pent-4-enoic acid

B

methylammonium carbonate
15719-64-9, 15719-76-3, 97762-63-5

methylammonium carbonate

Conditions
ConditionsYield
at 180℃;
2-acetyl-pent-4-enoic acid ethyl ester
610-89-9

2-acetyl-pent-4-enoic acid ethyl ester

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With sodium ethanolate at 150 - 160℃; und nachfolgendes Verseifen des Aethylesters durch Erwaermen mit alkoholischer Kalilauge;
With potassium hydroxide; water
3,4,5,6-tetrahydro-2H-pyran-2-one
542-28-9

3,4,5,6-tetrahydro-2H-pyran-2-one

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
With N,N,N,N,N,N-hexamethylphosphoric triamide; sodium phenylselenide In tetrahydrofuran
2,4,4-trimethyl oxazoline
1772-43-6

2,4,4-trimethyl oxazoline

3-chloroprop-1-ene
107-05-1

3-chloroprop-1-ene

pent-4-enoic acid
591-80-0

pent-4-enoic acid

Conditions
ConditionsYield
(i) nBuLi, (ii) /BRN= 635704/, (iii) aq. HCl; Multistep reaction;
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-iodomethyl-dihydro-furan-2-one
1729-32-4

5-iodomethyl-dihydro-furan-2-one

Conditions
ConditionsYield
With iodine; sodium hydrogencarbonate; potassium iodide for 36h; Ambient temperature;100%
With iodine; sodium hydrogencarbonate; potassium iodide In water for 12h; Ambient temperature;98%
With oxone; potassium iodide In acetonitrile for 0.5h;97%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

diphenyl diselenide
1666-13-3

diphenyl diselenide

5-phenylselanylmethyl-dihydro-furan-2-one
65234-93-7

5-phenylselanylmethyl-dihydro-furan-2-one

Conditions
ConditionsYield
With copper(I) trifluoromethanesulfonate benzene; calcium carbonate In dichloromethane at 30℃; for 8h;100%
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In acetonitrile at 30℃;95%
With carbon tetrabromide In dichloromethane for 4h; Irradiation;95%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-chloromethyl-dihydro-furan-2-one
39928-72-8

5-chloromethyl-dihydro-furan-2-one

Conditions
ConditionsYield
With sodium hypochlorite; magnesium chloride In dichloromethane; water at 20℃; for 0.666667h;100%
Stage #1: pent-4-enoic acid With oxalyl dichloride; 1,1'-sulfinylbisbenzene In dichloromethane at -78 - 20℃; for 1h; Inert atmosphere;
Stage #2: With potassium carbonate In acetonitrile at 20℃; for 2h; Reagent/catalyst; Inert atmosphere;
88%
With [bis(acetoxy)iodo]benzene; lithium chloride In methanol at 20℃; for 1h;73%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

2-[(benzylcarbamoyl-methyl)-amino]-N-(4-methoxy-benzyl)-acetamide; hydrochloride

2-[(benzylcarbamoyl-methyl)-amino]-N-(4-methoxy-benzyl)-acetamide; hydrochloride

pent-4-enoic acid (benzylcarbamoyl-methyl)-[(4-methoxy-benzylcarbamoyl)-methyl]-amide
211745-86-7

pent-4-enoic acid (benzylcarbamoyl-methyl)-[(4-methoxy-benzylcarbamoyl)-methyl]-amide

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate In N,N-dimethyl-formamide at 25℃; Acylation;100%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

3-bromoaniline
591-19-5

3-bromoaniline

pent-4-enoic acid (3-bromo-phenyl)-amide
263546-11-8

pent-4-enoic acid (3-bromo-phenyl)-amide

Conditions
ConditionsYield
With dmap; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In dichloromethane100%
With N-(3-dimethylaminopropyl)-N-ethylcarbodiimide Acylation;
pent-4-enoic acid
591-80-0

pent-4-enoic acid

tert-butyl 1-(6-(2-amino-4-nitrophenyl)-3-chloropyridazin-4-yl)but-3-enylcarbamate
1329167-98-7

tert-butyl 1-(6-(2-amino-4-nitrophenyl)-3-chloropyridazin-4-yl)but-3-enylcarbamate

tert-butyl 1-(3-chloro-6-(4-nitro-2-pent-4-enamidophenyl)pyridazin-4-yl)but-3-enylcarbamate

tert-butyl 1-(3-chloro-6-(4-nitro-2-pent-4-enamidophenyl)pyridazin-4-yl)but-3-enylcarbamate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0℃; for 1.5h;100%
2-(4-chlorophenyl)-1,3-dioxolane
2403-54-5

2-(4-chlorophenyl)-1,3-dioxolane

pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-(4-(1,3-dioxolan-2-yl)benzyl)dihydrofuran-2(3H)-one
1401468-38-9

5-(4-(1,3-dioxolan-2-yl)benzyl)dihydrofuran-2(3H)-one

Conditions
ConditionsYield
With caesium carbonate In 2,2,2-trifluoroethanol for 6h; Inert atmosphere; Irradiation;100%
3-methyl-butane-1,3-diol
2568-33-4

3-methyl-butane-1,3-diol

pent-4-enoic acid
591-80-0

pent-4-enoic acid

C15H24O4
1446746-89-9

C15H24O4

Conditions
ConditionsYield
Stage #1: pent-4-enoic acid With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0℃; for 0.5h;
Stage #2: 3-methyl-butane-1,3-diol In dichloromethane at 20℃;
100%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

O-(tert-butyldimethylsilanyl)hydroxylamine
41879-39-4

O-(tert-butyldimethylsilanyl)hydroxylamine

N-((tert-butyldimethylsilyl)oxy)pent-4-enamide

N-((tert-butyldimethylsilyl)oxy)pent-4-enamide

Conditions
ConditionsYield
Stage #1: pent-4-enoic acid With 4-methyl-morpholine; chloroformic acid ethyl ester In diethyl ether at 0℃; for 1.5h; Inert atmosphere;
Stage #2: O-(tert-butyldimethylsilanyl)hydroxylamine In diethyl ether at 0 - 20℃; for 4.5h; Inert atmosphere;
100%
4-nitro-phenol
100-02-7

4-nitro-phenol

pent-4-enoic acid
591-80-0

pent-4-enoic acid

4-nitrophenyl pent-4-enoate
51231-11-9

4-nitrophenyl pent-4-enoate

Conditions
ConditionsYield
With dmap; diisopropyl-carbodiimide In dichloromethane at 0 - 20℃; for 1.16667h;100%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-hydroxymethyl-4,5-dihydrofuranone
10374-51-3

5-hydroxymethyl-4,5-dihydrofuranone

Conditions
ConditionsYield
With hydrogenchloride; dihydrogen peroxide In methanol; formic acid99%
With formic acid; dihydrogen peroxide at 50℃; for 2.25h;97%
With dihydrogen peroxide In tert-butyl alcohol88%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

pent-4-enoyl chloride
39716-58-0

pent-4-enoyl chloride

Conditions
ConditionsYield
With oxalyl dichloride In dichloromethane at 20℃; for 4h; Substitution;99%
With thionyl chloride; N,N-dimethyl-formamide for 16h; Inert atmosphere; Reflux; Schlenk technique;99%
With thionyl chloride at 70℃; for 3h;93%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

[bis(acetoxy)iodo]benzene
3240-34-4

[bis(acetoxy)iodo]benzene

(5-oxotetrahydrofuran-2-yl)methyl acetate
5904-80-3, 79580-69-1, 112607-21-3, 112709-12-3

(5-oxotetrahydrofuran-2-yl)methyl acetate

Conditions
ConditionsYield
With trifluorormethanesulfonic acid In acetic acid at 80℃; for 17h;99%
With tetrafluoroboric acid In acetic acid for 1h; Ambient temperature;73%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-bromomethyl-γ-butyrolactone
32730-32-8

5-bromomethyl-γ-butyrolactone

Conditions
ConditionsYield
With N-Bromosuccinimide In dichloromethane at 20℃; for 4.5h; Darkness; Molecular sieve;99%
Stage #1: pent-4-enoic acid With dmap; bis(4-methoxyphenyl)selenide In chloroform at 0℃; for 0.25h;
Stage #2: With N-Bromosuccinimide; sodium hydrogencarbonate In chloroform at 0℃; for 16h; Darkness; Inert atmosphere; regioselective reaction;
98%
With Oxone; potassium bromide In nitromethane at -10℃; for 23h; Green chemistry;97%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

N,O-dimethylhydroxylamine*hydrochloride
6638-79-5

N,O-dimethylhydroxylamine*hydrochloride

N-methoxy-N-methyl-4-pentenamide
95091-90-0

N-methoxy-N-methyl-4-pentenamide

Conditions
ConditionsYield
Stage #1: pent-4-enoic acid With 1,1'-carbonyldiimidazole In dichloromethane at 0℃; for 0.5h;
Stage #2: N,O-dimethylhydroxylamine*hydrochloride In dichloromethane at 0 - 20℃;
99%
Stage #1: pent-4-enoic acid With 1,1'-carbonyldiimidazole In dichloromethane at 20℃; for 1h;
Stage #2: N,O-dimethylhydroxylamine*hydrochloride In dichloromethane at 20℃; for 16h;
84%
Stage #1: pent-4-enoic acid With thionyl chloride at 60℃; for 5h;
Stage #2: N,O-dimethylhydroxylamine*hydrochloride With triethylamine In dichloromethane at 0℃; for 0.5h;
83%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

N-((1S,2R)-2-hydroxy-2,3-dihydro-1H-inden-1-yl)-4-methylbenzenesulfonamide
171562-32-6

N-((1S,2R)-2-hydroxy-2,3-dihydro-1H-inden-1-yl)-4-methylbenzenesulfonamide

(1S,2R)-1-(tosylamino)-2,3-dihydro-1H-inden-2-yl pent-4-enoate
365449-54-3

(1S,2R)-1-(tosylamino)-2,3-dihydro-1H-inden-2-yl pent-4-enoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 23℃;99%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane for 3h;99%
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 23℃; for 4h;4.31 g
pent-4-enoic acid
591-80-0

pent-4-enoic acid

benzyl alcohol
100-51-6

benzyl alcohol

pent-4-enoic acid benzyl ester
113882-48-7

pent-4-enoic acid benzyl ester

Conditions
ConditionsYield
In benzene Heating;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

N,2-[(1,1-dimethylethoxy)carbonyl]-L-lysine methyl ester hydrochloride
99532-86-2

N,2-[(1,1-dimethylethoxy)carbonyl]-L-lysine methyl ester hydrochloride

2-tert-butoxycarbonylamino-6-pent-4-enoylamino-hexanoic acid methyl ester
787635-38-5

2-tert-butoxycarbonylamino-6-pent-4-enoylamino-hexanoic acid methyl ester

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

2-(3,4-dimethoxyphenyl)-ethylamine
120-20-7

2-(3,4-dimethoxyphenyl)-ethylamine

N-[2-(3,4-dimethoxyphenyl)ethyl]-4-pentenamide
734534-08-8

N-[2-(3,4-dimethoxyphenyl)ethyl]-4-pentenamide

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 1.5h; under nitrogen atmosphere;99%
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine95%
methyl 5-[2-(1-methyl-1H-indol-3-yl)ethyl]amino-1,3,4-thiadiazole-2-carboxylate
473742-52-8

methyl 5-[2-(1-methyl-1H-indol-3-yl)ethyl]amino-1,3,4-thiadiazole-2-carboxylate

pent-4-enoic acid
591-80-0

pent-4-enoic acid

methyl 5-{(pent-4-enoyl)[2-(1-methyl-1H-indol-3-yl)ethyl]amino}-1,3,4-thiadiazole-2-carboxylate

methyl 5-{(pent-4-enoyl)[2-(1-methyl-1H-indol-3-yl)ethyl]amino}-1,3,4-thiadiazole-2-carboxylate

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 25℃; for 16h;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

(1R,2S)-2-(hydroxymethyl)cyclohexanol
29569-80-0

(1R,2S)-2-(hydroxymethyl)cyclohexanol

C17H26O4
1058706-46-9

C17H26O4

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; Inert atmosphere; Cooling with ice;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

(-)-1-[3-(4-methoxybenzyloxy)-1-penten-4-yloxycarbonyl]prop-2-yl 5-hydroxy-4-[(2-methoxyethoxy)methoxy]-2-hexenoate
566203-48-3

(-)-1-[3-(4-methoxybenzyloxy)-1-penten-4-yloxycarbonyl]prop-2-yl 5-hydroxy-4-[(2-methoxyethoxy)methoxy]-2-hexenoate

C32H46O11
1174412-33-9

C32H46O11

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 0 - 20℃; Inert atmosphere;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

(E)-N-allyl-N-(3-hydroxybut-1-enyl)-4-methylbenzenesulfonamide
1357059-20-1

(E)-N-allyl-N-(3-hydroxybut-1-enyl)-4-methylbenzenesulfonamide

(E)-4-(N-allyl-4-methylphenylsulfonamido)but-3-en-2-yl pent-4-enoate
1357059-23-4

(E)-4-(N-allyl-4-methylphenylsulfonamido)but-3-en-2-yl pent-4-enoate

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 0 - 20℃; for 15h; Inert atmosphere;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

2,2-Dimethyl-1,3-diaminopropane
7328-91-8

2,2-Dimethyl-1,3-diaminopropane

C15H26N2O2
1446746-88-8

C15H26N2O2

Conditions
ConditionsYield
Stage #1: pent-4-enoic acid With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0℃; for 0.5h;
Stage #2: 2,2-Dimethyl-1,3-diaminopropane In dichloromethane at 20℃;
99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

A

(2R,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl pent-4-enoate

(2R,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl pent-4-enoate

B

(2S,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl pent-4-enoate

(2S,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl pent-4-enoate

Conditions
ConditionsYield
With (R)-(+)-2-phenyl-2,3-dihydrobenzo[d]imidazo[2,1-b]thiazole; 2,2-dimethylpropanoic anhydride; N-ethyl-N,N-diisopropylamine In chloroform at 20℃; for 24h; Inert atmosphere; diastereoselective reaction;A 99%
B n/a
pent-4-enoic acid
591-80-0

pent-4-enoic acid

6-nitroveratryl alcohol
1016-58-6

6-nitroveratryl alcohol

4-pentenoic acid 4,5-dimethoxy-2-nitrobenzyl
609355-48-8

4-pentenoic acid 4,5-dimethoxy-2-nitrobenzyl

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran at 0 - 20℃;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

dichloromethane
75-09-2

dichloromethane

C11H16O4

C11H16O4

Conditions
ConditionsYield
With potassium carbonate In dimethyl sulfoxide at 130℃; for 5h;99%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

5-methyl-dihydro-furan-2-one
108-29-2

5-methyl-dihydro-furan-2-one

Conditions
ConditionsYield
With zinc trifluoromethanesulfonate; toluene-4-sulfonic acid In 1,2-dichloro-ethane for 16h; Sealed tube; Reflux;98%
With ZrOTf-BTC In octane at 120℃; for 18h; Sealed tube; Inert atmosphere;95%
silver trifluoromethanesulfonate; iron(III) chloride In 1,2-dichloro-ethane at 80℃; for 5h;93%
pent-4-enoic acid
591-80-0

pent-4-enoic acid

4-pentenoic anhydride
63521-92-6

4-pentenoic anhydride

Conditions
ConditionsYield
With dicyclohexyl-carbodiimide In dichloromethane Inert atmosphere;98%
With N,N-bis[2-oxo-3-oxazolidinyl]phosphorodiamidic chloride; triethylamine In dichloromethane for 0.5h; Ambient temperature;84%
With dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 2h;
With 2,4,6-trimethyl-pyridine; carbon tetrabromide In N,N-dimethyl-formamide for 0.5h; UV-irradiation;75 %Spectr.
pent-4-enoic acid
591-80-0

pent-4-enoic acid

(R)-[2-(hydroxymethyl)-6-methyl-4-oxo-4H-1,3-dioxin-2-yl]methyl acetate
525600-76-4

(R)-[2-(hydroxymethyl)-6-methyl-4-oxo-4H-1,3-dioxin-2-yl]methyl acetate

(S)-{2-[(acetoxy)methyl]-6-methyl-4-oxo-4H-1,3-dioxin-2-yl}methyl pent-4-enoate
525601-14-3

(S)-{2-[(acetoxy)methyl]-6-methyl-4-oxo-4H-1,3-dioxin-2-yl}methyl pent-4-enoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane for 3h; cooling;98%

591-80-0Relevant articles and documents

Selective Ring Transformations of 1-imidazoles

Hirao, Toshikazu,Misu, Daisuke,Agawa, Toshio

, p. 26 - 27 (1986)

The title compounds underwent CsF- or BF3*Et2O-induced selective ring-opening reactions leading to the cyclobutanone derivatives or γ,δ-unsaturated carboxylic acids, respectively.

Exploring the physicochemical and antiproliferative properties of biaryl-linked [13]-macrodilactones

Chen, Chengsheng,Bosko, Cristin,McGeough, Catherine P.,McLean, Ryan,Zaino, Angela M.,Kyle Hadden,Peczuh, Mark W.

, (2020/08/19)

A macrocyclic motif fosters productive protein-small molecule interactions. There are numerous examples of both natural product and designed, synthetic macrocycles that modulate the immune system, slow microbial infection, or kill eukaryotic cells. Reported here are the synthesis, physicochemical characterization, and antiproliferative activity of a group of [13]-macrodilactones decorated with a pendant biaryl moiety. Biaryl analogs were prepared by Suzuki reactions conducted on a common intermediate that contained a bromophenyl unit alpha to one of the carbonyls of the [13]-macrodilactone. Principal component analysis placed the new compounds in physicochemical context relative to a variety of pharmaceuticals and natural products. Modest inhibition of proliferation was observed in ASZ cells, a murine basal cell carcinoma line. This work underscores the value of an approach toward the identification of bioactive compounds that places the evaluation of physicochemical parameters early in the search process.

Bidentate auxiliary-directed alkenyl C-H allylation: Via exo-palladacycles: Synthesis of branched 1,4-dienes

Shen, Cong,Lu, Xiunan,Zhang, Jian,Ding, Liyuan,Sun, Yaling,Zhong, Guofu

supporting information, p. 13582 - 13585 (2019/11/14)

An alkenyl C-H allylation by an exo-palladacycle intermediate is demonstrated, employing unactivated (Z)-Alkenes and allyl carbonates. With the use of an 8-Aminoquinoline (AQ) derived amide as the directing group, the N,N-bidentate-chelation-Assisted C-H activation protocol proceeded under mild and oxidant-free conditions with excellent selectivity. The utility of this approach is demonstrated by the preparative scale, selective conversion of inseparable Z/E alkenes and ready removal of the amide auxiliary to provide the corresponding ester.

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