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629-03-8

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629-03-8 Usage

Chemical Properties

colourless or pale yellow liquid. soluble in ethanol, ether, benzene and chloroform, insoluble in water. It is used in the synthesis of the hypotensive drug hexamethonium bromide.

Uses

Different sources of media describe the Uses of 629-03-8 differently. You can refer to the following data:
1. 1,6-Dibromohexane is used as a reagent in the synthesis of novel benzo[b]xanthone derivatives which have a potential antitumor activity. It is also used as a cross-linker for the cross-linking of glycuronans.
2. 1,6-Dibromohexane is generally used to introduce C6 spacer in the molecular architecture. Some of the examples are:Synthesis of solvent processable and conductive polyfluorene ionomers for alkaline fuel cell applications.Synthesis of cross-linkable regioregular poly(3-(5-hexenyl)thiophene) (P3HNT) for stabilizing the film morphology in polymer photovoltaic cells.Synthesis of pyrrolo-tetrathiafulvalene molecular bridge (6PTTF6) to study redox switching behavior of single molecules.Synthesis of water-soluble thermoresponsive polylactides.

Preparation

1,6-Dibromohexane is synthesized from hexanediol by bromination.

Check Digit Verification of cas no

The CAS Registry Mumber 629-03-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,2 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 629-03:
(5*6)+(4*2)+(3*9)+(2*0)+(1*3)=68
68 % 10 = 8
So 629-03-8 is a valid CAS Registry Number.
InChI:InChI=1/C6H12Br2/c7-5-3-1-2-4-6-8/h1-6H2

629-03-8 Well-known Company Product Price

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

  • (A13417)  1,6-Dibromohexane, 97+%   

  • 629-03-8

  • 100g

  • 315.0CNY

  • Detail
  • Alfa Aesar

  • (A13417)  1,6-Dibromohexane, 97+%   

  • 629-03-8

  • 500g

  • 1017.0CNY

  • Detail
  • Alfa Aesar

  • (A13417)  1,6-Dibromohexane, 97+%   

  • 629-03-8

  • 2500g

  • 4190.0CNY

  • Detail
  • Aldrich

  • (D41007)  1,6-Dibromohexane  96%

  • 629-03-8

  • D41007-25G

  • 177.84CNY

  • Detail
  • Aldrich

  • (D41007)  1,6-Dibromohexane  96%

  • 629-03-8

  • D41007-100G

  • 333.45CNY

  • Detail
  • Aldrich

  • (D41007)  1,6-Dibromohexane  96%

  • 629-03-8

  • D41007-500G

  • 1,081.08CNY

  • Detail

629-03-8SDS

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 1,6-Dibromohexane

1.2 Other means of identification

Product number -
Other names Hexane, 1,6-dibromo-

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
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:629-03-8 SDS

629-03-8Synthetic route

1,6-hexanediol
629-11-8

1,6-hexanediol

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
With N-Bromosuccinimide; triphenylphosphine In dichloromethane at -78 - 20℃; for 12h; Darkness; chemoselective reaction;97%
With sulfuric acid; hydrogen bromide
With hydrogen bromide folgendes Erhitzen;
1,6-hexanediol
629-11-8

1,6-hexanediol

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

1-bromo-6-hexanol
4286-55-9

1-bromo-6-hexanol

Conditions
ConditionsYield
With hydrogen bromide In toluene for 13h; Substitution; Heating;A n/a
B 79%
With hydrogen bromide In toluene for 24h; Heating;A 1%
B 69%
O-6-oxohexyl dimethylcarbamothioate
1110667-69-0

O-6-oxohexyl dimethylcarbamothioate

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

6-bromohexanal
57978-00-4

6-bromohexanal

Conditions
ConditionsYield
With 4-(bromomethylene)morpholin-4-ium bromide In dichloromethane at 0℃; for 1h; Inert atmosphere;A 5%
B 75%
O-6-hydroxyhexyl dimethylcarbamothioate
1110667-72-5

O-6-hydroxyhexyl dimethylcarbamothioate

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

1-bromo-6-hexanol
4286-55-9

1-bromo-6-hexanol

C

C7H13BrO2
1110667-79-2

C7H13BrO2

D

6-bromohexyl dimethylthiocarbamate
1110667-78-1

6-bromohexyl dimethylthiocarbamate

Conditions
ConditionsYield
With 4-(bromomethylene)morpholin-4-ium bromide In dichloromethane at 0℃; for 0.5h; Inert atmosphere;A 18%
B 13%
C 10%
D 59%
O-6-hydroxyhexyl dimethylcarbamothioate
1110667-72-5

O-6-hydroxyhexyl dimethylcarbamothioate

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

1-bromo-6-hexanol
4286-55-9

1-bromo-6-hexanol

C

6-bromohexyl dimethylthiocarbamate
1110667-78-1

6-bromohexyl dimethylthiocarbamate

Conditions
ConditionsYield
With 4-(bromomethylene)morpholin-4-ium bromide In dichloromethane at 0℃; for 24h; Inert atmosphere;A 44%
B 4%
C 50%
bis(trichloromethyl) carbonate
32315-10-9

bis(trichloromethyl) carbonate

acrylic acid methyl ester
292638-85-8

acrylic acid methyl ester

6-azido-hexylamine
349553-73-7

6-azido-hexylamine

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane40%
O-6-(tetrahydro-2H-pyran-2-yloxy)hexyl dimethylcarbamothioate
1110667-75-8

O-6-(tetrahydro-2H-pyran-2-yloxy)hexyl dimethylcarbamothioate

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

2-[(6-bromohexyl)oxy]tetrahydro-2H-pyran
53963-10-3

2-[(6-bromohexyl)oxy]tetrahydro-2H-pyran

C

1-bromo-6-hexanol
4286-55-9

1-bromo-6-hexanol

D

C7H13BrO2
1110667-79-2

C7H13BrO2

Conditions
ConditionsYield
With 4-(bromomethylene)morpholin-4-ium bromide In dichloromethane at 0℃; for 1.5h; Inert atmosphere;A 5%
B 14%
C 27%
D 23%
O-6-(tert-butyldimethylsiloxy)hexyl dimethylcarbamothioate
1110667-76-9

O-6-(tert-butyldimethylsiloxy)hexyl dimethylcarbamothioate

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

1-bromo-6-hexanol
4286-55-9

1-bromo-6-hexanol

C

tert-butyldimethylsilanol
18173-64-3

tert-butyldimethylsilanol

D

(6-bromohexyloxy)-tert-butyldimethylsilane
129368-70-3

(6-bromohexyloxy)-tert-butyldimethylsilane

Conditions
ConditionsYield
With 4-(bromomethylene)morpholin-4-ium bromide In dichloromethane at 0℃; for 2h; Inert atmosphere;A 10%
B 21%
C 13%
D 26%
1,5-Hexadien
592-42-7

1,5-Hexadien

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
With hydrogen bromide at -78℃; Irradiation.mit UV-Licht;
1,3-dibromo-propane
109-64-8

1,3-dibromo-propane

sodium

sodium

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

propene
187737-37-7

propene

C

cyclopropane
75-19-4

cyclopropane

Conditions
ConditionsYield
unter Luminescenz;
diacetate of hexanediol-(1.6)

diacetate of hexanediol-(1.6)

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
With hydrogen bromide at 120℃;
dibenzoylhexamethylenediamine

dibenzoylhexamethylenediamine

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
With phosphorus pentabromide nachfolgende Destillation des Reaktionsproduktes unter 20 mm Druck;
hexanediol-(1.6)-diethyl ether

hexanediol-(1.6)-diethyl ether

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
With hydrogen bromide at 150℃;
hexanediol-(1.6)-diphenyl ether

hexanediol-(1.6)-diphenyl ether

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
With hydrogen bromide at 150 - 160℃;
N-benzoyl-hexamethyleneimine

N-benzoyl-hexamethyleneimine

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
With phosphorus pentabromide
1,6-hexanediol
629-11-8

1,6-hexanediol

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
at 120 - 130℃;
1,5-Hexadien
592-42-7

1,5-Hexadien

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
at -78℃; UV-Strahlen.Irradiation;
1,6-bis-(6-hydroxy-hexyloxy)-hexane
4161-35-7

1,6-bis-(6-hydroxy-hexyloxy)-hexane

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
at 100℃;
1,6-hexanediol
629-11-8

1,6-hexanediol

concentrated HBr

concentrated HBr

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

bis-(6-bromo-hexyl)-ether
91692-05-6

bis-(6-bromo-hexyl)-ether

excessive hydrobromic acid

excessive hydrobromic acid

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
at 125 - 126℃; im Rohr;
1,6-hexanediol
629-11-8

1,6-hexanediol

hydrogen bromide
10035-10-6, 12258-64-9

hydrogen bromide

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

bis-(6-bromo-hexyl)-ether
91692-05-6

bis-(6-bromo-hexyl)-ether

C

hexamethylene oxide

hexamethylene oxide

Conditions
ConditionsYield
at 195℃;
N,N'-dibenzoylhexane-1,6-diamine
5326-21-6

N,N'-dibenzoylhexane-1,6-diamine

phosphorus pentabromide
7789-69-7

phosphorus pentabromide

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
nachfolgend Destillation unter vermindertem Druck;
diethyl adipate
141-28-6

diethyl adipate

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: durch Reduktion
2: hydrogen bromide / 120 - 130 °C
View Scheme
trans-[4-(6-Bromo-hexyloxy)-cyclohexyl]-carbamic acid benzyl ester

trans-[4-(6-Bromo-hexyloxy)-cyclohexyl]-carbamic acid benzyl ester

A

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

B

(trans)-(4-hydroxy-cyclohexyl)-carbamic acid benzyl ester
27489-63-0, 149423-75-6, 16801-62-0

(trans)-(4-hydroxy-cyclohexyl)-carbamic acid benzyl ester

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

dimethyl amine
124-40-3

dimethyl amine

N,N,N',N'-tetramethylhexamethylenediamine
111-18-2

N,N,N',N'-tetramethylhexamethylenediamine

Conditions
ConditionsYield
In tetrahydrofuran at 0 - 20℃; for 24h;100%
In chloroform at 20℃; for 24h;100%
With sodium carbonate In ethanol; water for 24h; Heating;98%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

trimethylphosphane
594-09-2

trimethylphosphane

(6-Bromhexyl)trimethylphosphoniumbromid
72385-53-6

(6-Bromhexyl)trimethylphosphoniumbromid

Conditions
ConditionsYield
In toluene for 72h; Ambient temperature;100%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

3-(4-bromophenyl)benzo[d]isoxazol-6-ol
192443-32-6

3-(4-bromophenyl)benzo[d]isoxazol-6-ol

6-(6-bromohexyloxy)-3-(4-bromophenyl)benzo[d]isoxazole
579816-09-4

6-(6-bromohexyloxy)-3-(4-bromophenyl)benzo[d]isoxazole

Conditions
ConditionsYield
With potassium carbonate In acetone at 65℃; for 18h;100%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

(4-bromophenyl)(4-hydroxy-2-methylsulfanylphenyl)methanone
192437-40-4

(4-bromophenyl)(4-hydroxy-2-methylsulfanylphenyl)methanone

[4-[6-(bromo)hexyloxy]-2-methylsulfanylphenyl](4-bromophenyl)methanone
192437-42-6

[4-[6-(bromo)hexyloxy]-2-methylsulfanylphenyl](4-bromophenyl)methanone

Conditions
ConditionsYield
With potassium carbonate In acetone Heating;100%
4,4'-bipyridine
553-26-4

4,4'-bipyridine

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

oligo(hexylene-4,4'-bipyridinium dibromide)

oligo(hexylene-4,4'-bipyridinium dibromide)

Conditions
ConditionsYield
In ethanol at 100℃; for 24h;100%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1-azido-6-bromohexane
235095-05-3

1-azido-6-bromohexane

Conditions
ConditionsYield
With sodium azide In N,N-dimethyl-formamide at 20℃; Inert atmosphere;100%
With sodium azide In water; N,N-dimethyl-formamide at 60℃; for 28h;98%
With sodium azide In water; N,N-dimethyl-formamide at 60℃; for 24h;80%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

potassium [13C]cyanide

potassium [13C]cyanide

octanedinitrile-1,8-13C2

octanedinitrile-1,8-13C2

Conditions
ConditionsYield
In dimethyl sulfoxide at 75℃;100%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

C26H57N2(1+)

C26H57N2(1+)

C32H69BrN2(2+)

C32H69BrN2(2+)

Conditions
ConditionsYield
In acetone at 40℃; for 24h;99.9%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

isogentisine
491-64-5

isogentisine

C20H21BrO5

C20H21BrO5

Conditions
ConditionsYield
Stage #1: isogentisine With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 20h;
99.8%
Stage #1: isogentisine With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1,3-dihydroxy-6,7-dimethoxy-9H-xanthen-9-one
34318-15-5

1,3-dihydroxy-6,7-dimethoxy-9H-xanthen-9-one

C21H23BrO6

C21H23BrO6

Conditions
ConditionsYield
Stage #1: 1,3-dihydroxy-6,7-dimethoxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 20h;
99.6%
Stage #1: 1,3-dihydroxy-6,7-dimethoxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

7-chloro-1,3-dihydroxy-9H-xanthen-9-one
100334-95-0

7-chloro-1,3-dihydroxy-9H-xanthen-9-one

C19H18BrClO4

C19H18BrClO4

Conditions
ConditionsYield
Stage #1: 7-chloro-1,3-dihydroxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 20h;
99.4%
Stage #1: 7-chloro-1,3-dihydroxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1,6-diazidohexane
13028-54-1

1,6-diazidohexane

Conditions
ConditionsYield
With sodium azide In water; N,N-dimethyl-formamide at 80℃; for 20h;99%
With sodium azide; potassium iodide In water; N,N-dimethyl-formamide at 90℃; for 120h;99%
With sodium azide In water; N,N-dimethyl-formamide at 80℃; for 22h;98%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

4-Hydroxyacetophenone
99-93-4

4-Hydroxyacetophenone

1,1'-<1,6-hexanediylbis(oxy-4,1-phenylene)>bisethanone
99174-33-1

1,1'-<1,6-hexanediylbis(oxy-4,1-phenylene)>bisethanone

Conditions
ConditionsYield
Stage #1: 4-Hydroxyacetophenone With potassium hydroxide In ethanol at 50 - 60℃; for 0.25h;
Stage #2: 1 ,6-dibromohexane In ethanol for 18h; Reflux;
99%
With potassium carbonate In acetone for 18h; Reflux;89%
With Aliquat 336; potassium carbonate; potassium iodide In acetone Heating;88%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

1,6-bis(N-hexadecyl-N,N-dimethylammonium)hexane dibromide
15590-96-2

1,6-bis(N-hexadecyl-N,N-dimethylammonium)hexane dibromide

Conditions
ConditionsYield
In ethanol at 80℃; for 48h;99%
In acetonitrile at 82℃; for 48h; Menshutkin Reaction;97%
In ethanol at 80℃; for 48h; Reflux;83%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

N,N-dimethyl-N-(3-phthalimidopropyl)amine
13474-65-2

N,N-dimethyl-N-(3-phthalimidopropyl)amine

Conditions
ConditionsYield
In acetonitrile for 0.35h; Microwave irradiation;99%
With potassium carbonate; potassium iodide at 100℃; for 2h; microwave irradiation;97%
With potassium carbonate; potassium iodide In acetonitrile Heating;
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

ethyl acetoacetate
141-97-9

ethyl acetoacetate

decane-2,9-dione
16538-91-3

decane-2,9-dione

Conditions
ConditionsYield
With sodium ethanolate In ethanol Heating;99%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

Benzimidazol-2-thiol
134469-07-1

Benzimidazol-2-thiol

1,6-bis(2-benzimidazoylthio)hexane

1,6-bis(2-benzimidazoylthio)hexane

Conditions
ConditionsYield
99%
99%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

N,N-dimethyl-n-tetradecylamine
112-75-4

N,N-dimethyl-n-tetradecylamine

hexamethylene 1,6-bis(N-tetradecyl-N,N-dimethylammonium bromide)

hexamethylene 1,6-bis(N-tetradecyl-N,N-dimethylammonium bromide)

Conditions
ConditionsYield
In acetonitrile at 82℃; for 48h; Menshutkin Reaction;99%
In ethanol at 80℃; for 48h;80%
In ethanol Reflux;
1-phenylphospholane
3302-87-2

1-phenylphospholane

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1,6-bis(phenylphospholanium)hexane dibromide

1,6-bis(phenylphospholanium)hexane dibromide

Conditions
ConditionsYield
In acetonitrile at 80℃; for 48h; Inert atmosphere; Schlenk technique;99%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1-aminodecane
2016-57-1

1-aminodecane

N1,N6-didecylhexane-1,6-diamine

N1,N6-didecylhexane-1,6-diamine

Conditions
ConditionsYield
With triethylamine In ethanol at 60℃; for 72h;99%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

C24H51BrN(1+)*Br(1-)

C24H51BrN(1+)*Br(1-)

Conditions
ConditionsYield
In diethyl ether at 40℃; for 12h; Temperature;99%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

methyl-4,5-dihydro-1H-imidazole
53517-93-4

methyl-4,5-dihydro-1H-imidazole

1,1'-(1,6-hexanediyl)bis[4,5-dihydro-3-methyl-1H-imidazol-3-ium] bromide

1,1'-(1,6-hexanediyl)bis[4,5-dihydro-3-methyl-1H-imidazol-3-ium] bromide

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 100℃; for 1h;99%
at 20 - 100℃; for 3.33333h;68%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

N,N-dimethyldecylamine
1120-24-7

N,N-dimethyldecylamine

C30H66N2(2+)*2Br(1-)
18699-36-0

C30H66N2(2+)*2Br(1-)

Conditions
ConditionsYield
In acetonitrile at 82℃; for 48h; Menshutkin Reaction;99%
In acetonitrile at 60℃; for 24h;92%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1,3-dihydroxyxanthone
3875-68-1

1,3-dihydroxyxanthone

1-hydroxy-3-(6-bromo-hexyloxy)-9H-xanthene-9-one
1595287-76-5

1-hydroxy-3-(6-bromo-hexyloxy)-9H-xanthene-9-one

Conditions
ConditionsYield
Stage #1: 1,3-dihydroxyxanthone With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 20h;
98.7%
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 6h;80%
With potassium carbonate In acetone for 24h; Reflux;51%
With potassium carbonate In acetone for 24h; Reflux;51%
Stage #1: 1,3-dihydroxyxanthone With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

gentitein
529-49-7

gentitein

C19H19BrO5

C19H19BrO5

Conditions
ConditionsYield
Stage #1: gentitein With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 20h;
98.6%
Stage #1: gentitein With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1,3-dihydroxy-7-bromo-9H-xanthen-9-one
100334-97-2

1,3-dihydroxy-7-bromo-9H-xanthen-9-one

C19H18Br2O4

C19H18Br2O4

Conditions
ConditionsYield
Stage #1: 7-bromo-1,3-dihydroxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 20h;
98.6%
Stage #1: 7-bromo-1,3-dihydroxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1,3-dihydroxy-8-methoxy-9H-xanthen-9-one
2980-31-6

1,3-dihydroxy-8-methoxy-9H-xanthen-9-one

C20H21BrO5

C20H21BrO5

Conditions
ConditionsYield
Stage #1: 1,3-dihydroxy-8-methoxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 20h;
98.6%
Stage #1: 1,3-dihydroxy-8-methoxy-9H-xanthen-9-one With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.5h;
Stage #2: 1 ,6-dibromohexane In N,N-dimethyl-formamide at 20℃; for 12.5h;
1-Methylpyrrolidine
120-94-5

1-Methylpyrrolidine

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

1,6-bis(N-methylpyrrolidinium)hexane bromide
13118-09-7

1,6-bis(N-methylpyrrolidinium)hexane bromide

Conditions
ConditionsYield
for 24h; Reflux;98%
In acetone at 20℃;
In methanol at 20℃; for 96h;
With ethanol
pyridine
110-86-1

pyridine

1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

[1,1'-(hexane-1,6-diyl)bis(pyridinium)] dibromide
53952-75-3

[1,1'-(hexane-1,6-diyl)bis(pyridinium)] dibromide

Conditions
ConditionsYield
for 24h; Heating;98%
In acetonitrile at 70℃; for 24h;93%
In acetonitrile Reflux;88%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

4-methoxy-phenol
150-76-5

4-methoxy-phenol

6-(4-methoxyphenoxy)hexyl bromide
20744-11-0

6-(4-methoxyphenoxy)hexyl bromide

Conditions
ConditionsYield
With potassium carbonate; potassium iodide In acetone at 65℃;98%
With potassium carbonate; potassium iodide In acetone at 60℃; for 72h;96%
With potassium carbonate; potassium iodide In acetone at 65℃; Inert atmosphere;95.2%

629-03-8Relevant articles and documents

Stable and easily available sulfide surrogates allow a stereoselective activation of alcohols

Brutiu, Bogdan R.,Drescher, Martina,Matya?ovsky, Ján,Maulide, Nuno,Merad, Jérémy,Pinto, Alexandre,Stopka, Tobias

, p. 7770 - 7774 (2021/06/16)

Isothiouronium salts are easily accessible and stable compounds. Herein, we report their use as versatile deoxasulfenylating agents enabling a stereoselective, thiol-free protocol for synthesis of thioethers from alcohols. The method is simple, scalable and tolerates a broad range of functional groups otherwise incompatible with other methods. Late-stage modification of several pharmaceuticals provides access to multiple analogues of biologically relevant molecules. Performed experiments give insight into the reaction mechanism.

Biomolecule interaction using atomic force microscope

-

Page/Page column, (2014/03/26)

The present patent application describes a cantilever for atomic force microscopy (AFM), which includes a cantilever body having a fixed end and a free end, the free end having a surface region being chemically modified by a dendron in which a plurality of termini of the branched region of the dendron are bound to the surface, and a terminus of the linear region of the dendron is functionalized.

Method for preparing n-(γ(v)-bromoalkyl)phthalimides

-

Page 3-4, (2008/06/13)

The invention concerns a procedure for preparation of N-(ω-bromoalkyl)phthalimides which consists of reacting potassium phthalimide with an α,ω-dibromoalkane without cosolvent, at a temperature from 50° C. to 130° C. by using a molar ratio of α,ω-dibromoalkane to potassium phthalimide from 2.5 to 6, then of removing excess α,ω-dibromoalkane, under reduced pressure at a temperature equal to 150° C. at most, of taking up the reaction medium again with a low boiling point alcohol at a temperature near that of the boiling point of said alcohol, of filtering at this temperature, of cooling the filtrate obtained and then of recovering the N-(ω-bromoalkyl)phthalimide.

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