ChemicalBook > CAS DataBase List > 3-Methyl-2-buten-1-ol

3-Methyl-2-buten-1-ol

Product Name
3-Methyl-2-buten-1-ol
CAS No.
556-82-1
Chemical Name
3-Methyl-2-buten-1-ol
Synonyms
PRENOL;3-methylbut-2-en-1-ol;PRENYL ALCOHOL;3-Methyl-2-butenol;2-Buten-1-ol, 3-methyl-;ISOPENTENOL;3-METHYL-2-BUTENE-1-OL;ISOBUTENYLCARBINOL;ISOPENTENYL ALCOHOL;3,3-DIMETHYLALLYL ALCOHOL
CBNumber
CB6270814
Molecular Formula
C5H10O
Formula Weight
86.13
MOL File
556-82-1.mol
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3-Methyl-2-buten-1-ol Property

Melting point:
43.52°C
Boiling point:
140 °C(lit.)
Density 
0.848 g/mL at 25 °C(lit.)
vapor pressure 
1.4 mm Hg ( 20 °C)
refractive index 
n20/D 1.443(lit.)
FEMA 
3647 | 3-METHYL-2-BUTEN-1-OL
Flash point:
110 °F
storage temp. 
Sealed in dry,2-8°C
solubility 
64g/l
form 
Liquid
pka
14.83±0.10(Predicted)
color 
Clear colorless to very slightly yellow
Odor
at 100.00 %. fruity green lavender
Odor Type
fruity
explosive limit
2.7-16.3%(V)
Water Solubility 
170 g/L (20 ºC)
JECFA Number
1200
BRN 
1633479
InChIKey
ASUAYTHWZCLXAN-UHFFFAOYSA-N
LogP
1.24
CAS DataBase Reference
556-82-1(CAS DataBase Reference)
NIST Chemistry Reference
2-Buten-1-ol, 3-methyl-(556-82-1)
EPA Substance Registry System
2-Buten-1-ol, 3-methyl- (556-82-1)
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Safety

Hazard Codes 
Xn
Risk Statements 
10-22-36/37/38-38-21/22
Safety Statements 
26-36-37-23-16
RIDADR 
UN 1987 3/PG 3
WGK Germany 
1
RTECS 
EM9472500
TSCA 
Yes
HazardClass 
3
PackingGroup 
III
HS Code 
29052990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H226Flammable liquid and vapour

H314Causes severe skin burns and eye damage

H335May cause respiratory irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W364703
Product name
3-Methyl-2-buten-1-ol
Purity
≥98%, FG
Packaging
1kg
Price
$73.3
Updated
2024/03/01
Sigma-Aldrich
Product number
W364703
Product name
3-Methyl-2-buten-1-ol
Purity
≥98%, FG
Packaging
4kg
Price
$203
Updated
2024/03/01
Sigma-Aldrich
Product number
162353
Product name
3-Methyl-2-buten-1-ol
Purity
99%
Packaging
5ml
Price
$36.5
Updated
2024/03/01
Sigma-Aldrich
Product number
162353
Product name
3-Methyl-2-buten-1-ol
Purity
99%
Packaging
100ml
Price
$64.2
Updated
2024/03/01
TCI Chemical
Product number
M0714
Product name
3-Methyl-2-buten-1-ol
Purity
>98.0%(GC)
Packaging
25mL
Price
$27
Updated
2024/03/01
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3-Methyl-2-buten-1-ol Chemical Properties,Usage,Production

Description

3-Methyl-2-buten-l-ol has a phenolic, metallic odor bearing a resemblance to iron gallate ink. May be synthesized from isoprene by hydration via prenyl acetate or by rearrangement of 3-methyll-buten-3-ol.

Chemical Properties

3-Methyl-2-buten-1-ol has a phenolic, metallic odor bearing a resemblance to iron gallate ink

Chemical Properties

clear colourless to very slightly yellow liquid

Uses

3-Methyl-2-buten-1-ol is used as a reagent for protection of carboxylic acids as their 3-methyl-2-buten-1-yl (Prenyl) esters. It is also used in perfumery.

Uses

3-Methyl-2-buten-1-ol was used as starting reagent during asymmetric total syntheses of (R)-(+)- and (S)-(-)-umbelactone via Sharpless asymmetric epoxidation reaction.

Definition

ChEBI: Prenol is an alkenyl alcohol and a member of prenols.

General Description

3-Methyl-2-buten-1-ol reacts with nitrosocarbonyl benzene to yield 5-hydroxy-isoxazolidines. It is commonly used as fragrance ingredient.

Flammability and Explosibility

Flammable

Synthesis

Prenol's two synthesis methods: 1) from Isoprene by hydration via Phenylacetate. 2) from Dimethyl vinylcarbinol with diluted Sulfuric acid.

3-Methyl-2-buten-1-ol Preparation Products And Raw materials

Raw materials

Isobutylene tert-Butanol Paraformaldehyde 3-Methyl-1-butene Isoprene

Preparation Products

Methyl 3,3-dimethylpent-4-enoate ethyl 3-(2,2-dichlorovinyl)-2,2-dimethyl-1-cyclopropanecarboxylate Cyfluthrin METHYL 3-(2,2-DICHLOROVINYL)-2,2-DIMETHYL-(1-CYCLOPROPANE)CARBOXYLATE
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View Lastest Price from 3-Methyl-2-buten-1-ol manufacturers

Hebei Zhuanglai Chemical Trading Co.,Ltd
Product
3-Methyl-2-buten-1-ol 556-82-1
Price
US $40.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
5000kg/Week
Release date
2024-05-08
Hebei Longbang Technology Co., Ltd
Product
3-Methyl-2-buten-1-ol 556-82-1
Price
US $6.00/kg
Min. Order
1kg
Purity
More than 99%
Supply Ability
2000KG/Month
Release date
2024-05-11
Wuhan Circle Star Chem-medical Technology Co.,Ltd
Product
3-Methyl-2-buten-1-ol 556-82-1
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
98
Supply Ability
1000
Release date
2025-01-15

556-82-1, 3-Methyl-2-buten-1-olRelated Search:

Phenethyl alcohol 2,2,6,6-Tetramethyl-4-piperidinol 3-Methyl butynol Tiglic aldehyde Ethyl acetate 2-Methyl-1-buten-4-ol,METHYL-3-BUTEN-1-OL, 3-,3-METHYL-3-BUTEN-1-OL,METHYL-3-BUTEN-3-OL-1,3-METHYL-3-BUTEN-1-OL 97+% METHYL THIOPHENE-2-CARBOXYLATE Methyl acrylate Polybutene Kresoxim-methyl Methylparaben Methyl cyclopentenolone Bensulfuron methyl CIS-BUTENEDIOIC ANHYDRIDE Thiophanate-methyl 3-Methyl-1-butanethiol Isovaleric acid Potassium 2-ethylhexanoate

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  • Methyl-3-but-2-en-1-ol
  • 3-Methyl-2-buten-1-ol,3,3-Dimethylallyl alcohol, Prenol
  • 3-Methyl-2-D-ol
  • Phenol(3-Methyl-2-Buten-1-ol)
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  • 3,3-DIMETHYLALLYL ALCOHOL
  • 1-HYDROXY-3-METHYL-2-BUTENE
  • 3-METHYL-2-BUTENE-1-OL
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  • ISOBUTENYLCARBINOL
  • ISOPENTENOL
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  • FEMA 3647
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