CAS No.115-18-4,2-Methyl-3-buten-2-ol Suppliers

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Basic Information

Molecular Structure:
CAS No.:	115-18-4
Name:	2-Methyl-3-buten-2-ol
Article Data:	182

Formula:	C₅H₁₀O
Molecular Weight:	86.1338
Synonyms:	1,1-Dimethyl-2-propen-1-ol;1,1-Dimethyl-2-propenyl alcohol;1,1-Dimethylallyl alcohol;2-Methyl-2-hydroxy-3-butene;2-Methyl-3-buten-2-yl alcohol;3-Hydroxy-3-methyl-1-butene;3-Hydroxy-3-methylbutene;3-Methyl-3-hydroxybutene;Dimethylvinylcarbinol;Dimethylvinylmethanol;Vinyldimethylcarbinol;a,a-Dimethylallyl alcohol;
EINECS:	204-068-4
Density:	0.83 g/cm³
Melting Point:	-43 °C
Boiling Point:	98.499 °C at 760 mmHg
Flash Point:	12.842 °C
Appearance:	clear colourless to very slightly yellow liquid
Hazard Symbols:	F, Xn, F++
Risk Codes:	11-22-36
Safety:	16-26-36
Transport Information:	UN 1987 3/PG 2
PSA:	20.23000
LogP:	0.94330

Synthetic route

: 115-19-5
2-methyl-but-3-yn-2-ol

: 115-18-4
2-methyl-3-buten-2-ol

Conditions

Conditions	Yield
With quinoline; hydrogen; Lindlar's catalyst In Petroleum ether at 20℃; for 10h;	99%
With pyridine; hydrogen In methanol at 59.84℃; Kinetics; Temperature; Reagent/catalyst; Concentration; Time; Capillary microreactor; chemoselective reaction;	99.9%
With hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760.051 Torr;	98%

: 78-79-5
isoprene

A: 115-18-4
2-methyl-3-buten-2-ol

B: isopentenol

Conditions

Conditions	Yield
Stage #1: isoprene With hydrogenchloride at 1℃; for 3h; Stage #2: With sodium hydroxide In cyclohexane at 70℃; for 1.58333h; Temperature;	A 99.75% B 98%

: 115-19-5
2-methyl-but-3-yn-2-ol

A: 75-85-4
tert-Amyl alcohol

B: 115-18-4
2-methyl-3-buten-2-ol

Conditions

Conditions	Yield
With hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760 Torr; Kinetics;	A n/a B 98%
With hydrogen; palladium dichloride In N,N-dimethyl-formamide under 18751.5 Torr; for 0.3h; Product distribution; Ambient temperature; various time;	A 2% B 91%
With hydrogen; nickel dihydroxide; Ni(C17H35COO)2 In toluene at 40℃; Product distribution; Kinetics; other catalyst. Object of study: selectivity;	A 41.6% B 85.5%

: 2190-48-9
3-chloro-3-methyl-1-butene

: 115-18-4
2-methyl-3-buten-2-ol

Conditions

Conditions	Yield
Stage #1: 3-chloro-3-methyl-1-butene With sodium formate; copper(II) sulfate; erythorbic acid sodium salt In water for 5h; Reflux; Stage #2: With sodium hydroxide In water at 90℃; for 2h; Reagent/catalyst;	97%
With sodium hydrogencarbonate at 45℃;
Multi-step reaction with 2 steps 1: 20 °C / bei 3 Monate langem Stehenlassen 2: NaHCO3 / 50 °C View Scheme
Multi-step reaction with 2 steps 1: 0 °C 2: NaHCO3 / 50 °C View Scheme

: 917-54-4
methyllithium

: 78-94-4
methyl vinyl ketone

: 115-18-4
2-methyl-3-buten-2-ol

Conditions

Conditions	Yield
In diethyl ether at -78℃; for 0.166667h;	90%
In diethyl ether at -78℃;	90%
In diethyl ether at -78℃; for 0.166667h; Inert atmosphere; Schlenk technique;	88%

: 556-82-1
3-methyl-2-buten-1-ol

: 115-18-4
2-methyl-3-buten-2-ol

Conditions

Conditions	Yield
With silica-supported monomeric vanadium-oxo species In acetonitrile at 40℃; for 4h; Inert atmosphere;	76%
With acide perchlorique In water-d2 at 34℃; Product distribution;
With sulfuric acid

: 513-35-9
2-methyl-but-2-ene

A: 19482-44-1
2-(oxiran-2-yl)propan-2-ol

B: 36688-49-0
1-(2-methyl-oxiranyl)-ethanol

C: 115-18-4
2-methyl-3-buten-2-ol

Conditions

Conditions	Yield
With titanium(IV) isopropylate; oxygen; 5,15,10,20-tetraphenylporphyrin In dichloromethane at 0℃; Irradiation;	A 47% B 38% C 3%

...Expand

: 625-27-4
2-methyl-2-pentene

A: 1193-04-0
α,α,3-Trimethyloxiranemethanol

B: 115-18-4
2-methyl-3-buten-2-ol

C: 96481-55-9
2-methylpent-1-en-3-ol

D: 28255-29-0, 113531-35-4
1-(2-Methyl-oxiranyl)-propan-1-ol

Conditions

Conditions	Yield
With titanium(IV) isopropylate; oxygen; 5,15,10,20-tetraphenylporphyrin In dichloromethane at 0℃; Irradiation;	A 42% B 3% C 3% D 28%

...Expand

: 78-79-5
isoprene

: 115-18-4
2-methyl-3-buten-2-ol

Conditions

Conditions	Yield
	30%
With hydrogenchloride; acetic acid Behandeln des Reaktionsprodukts mit Calciumcarbonat und Wasser;
Multi-step reaction with 2 steps 1: hydrogen bromide / Endprodukt ist 4-Brom-2-methyl-buten-(2) 2: natrium carbonate View Scheme
10% phosphoric acid on silica at 25℃; for 12h; Product distribution / selectivity; Gas phase; Sealed vial;

: 1670-26-4
sphingosylphosphorylcholine

: 78-79-5
isoprene

: 115-18-4
2-methyl-3-buten-2-ol

Conditions

Conditions	Yield
	29%

Total:77 Page 1 of 3 1 2 3 Next>>

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Chemistry

Molecular Structure of 2-Methyl-3-buten-2-ol (115-18-4):

IUPAC Name: 2-Methylbut-3-en-2-ol
Molecular Formula: C₅H₁₀O
Molecular Weight: 86.132300 g/mol
EINECS: 204-068-4
XLogP3-AA: 0.8
H-Bond Donor: 1
H-Bond Acceptor: 1
Canonical SMILES: CC(C)(C=C)O
InChI: InChI=1S/C5H10O/c1-4-5(2,3)6/h4,6H,1H2,2-3H3
InChIKey: HNVRRHSXBLFLIG-UHFFFAOYSA-N
Index of Refraction: 1.423
Molar Refractivity: 26.43 cm³
Molar Volume: 103.7 cm³
Surface Tension: 24.9 dyne/cm
Density: 0.83 g/cm³
Flash Point: 12.8 °C
Melting Point: -43 °C
Enthalpy of Vaporization: 39.39 kJ/mol
Boiling Point: 98.5 °C at 760 mmHg
Vapour Pressure: 22.9 mmHg at 25 °C
Water Solubility: 4.874e+004 mg/L at 25 °C
Storage Temperature: Flammables area

Uses

2-Methyl-3-buten-2-ol (CAS NO.115-18-4) is used to product Vitamin E , Vitamin K1 , Vitamin A , etc.

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Source
mammal (species unspecified)	LD50	unreported	435mg/kg (435mg/kg)	Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 51(5), Pg. 61, 1986.
mouse	LD50	intraperitoneal	800mg/kg (800mg/kg)	Indian Journal of Chemistry, Section B: Organic Chemistry, Including Medicinal Chemistry. Vol. 14, Pg. 449, 1976.
mouse	LD50	subcutaneous	1680mg/kg (1680mg/kg)	Arzneimittel-Forschung. Drug Research. Vol. 5, Pg. 161, 1955.
rat	LD50	intraperitoneal	1315mg/kg (1315mg/kg)	Planta Medica. Vol. 48, Pg. 120, 1983.

Safety Profile

When heated to decomposition, it yields Carbon monoxide , Carbon dioxide .
Hazard Codes: F, Harmful Xn, Extremely F++
Risk Statements: 11-22-36
R11:Highly flammable.
R22:Harmful if swallowed.
R36:Irritating to eyes.
Safety Statements: 16-26-36
S16:Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
RIDADR: UN 1987 3/PG 2
WGK Germany: 1
RTECS: EM9472000
HazardClass: 3
PackingGroup of 2-Methyl-3-buten-2-ol (CAS NO.115-18-4): II

Specification

2-Methyl-3-buten-2-ol (CAS NO.115-18-4) is also known as 3-Hydroxy-3-methylbutene ; 1,1-Dimethyl-2-propanol ; 1,1-Dimethyl-2-propenol ; 1,1-Dimethylallyl alchol ; 1,1-Dimethylallyl alcohol ; 2-Methyl-2-hydroxy-3-butene ; 2-Methyl-3-buten-2-ol ; 2-Methyl-3-buten-2-yl alcohol ; 3-Buten-2-ol, 2-methyl- ; 3-Hydroxy-3-methylbutene ; 3-Methyl-1-buten-3-ol ; 3-Methyl-buten-(1)-ol-(3) ; Dimethylvinylcarbinol ; Dimethylvinylmethanol ; Methylbutenol ; Vinyldimethylcarbinol ; alpha,alpha-Dimethylallyl alcohol ; 1-Buten-3-ol, 3-methyl- ; 2-Methylbut-3-en-2-ol ; 3-Butyn-2-ol, 2-methyl- (8CI,9CI) . It is colorless - very slightly yellow clear liquid. It is incompatible with strong oxidizing agents. It slightly soluble in water.