ChemicalBook > CAS DataBase List > 2-Methyl-1-butanethiol

2-Methyl-1-butanethiol

Product Name
2-Methyl-1-butanethiol
CAS No.
1878-18-8
Chemical Name
2-Methyl-1-butanethiol
Synonyms
FEMA 3303;T-AMYLMERCAPTAN;CH3CH2CH(CH3)CH2SH;2-METHYLBUTANETHIOL;2-methyl-1-butanethio;2-METHYL-1-BUTANETHIOL;2-methyl-butane-1-thiol;2-METHYLBUTYL MERCAPTAN;1-Butanethiol, 2-methyl-;1-Mercapto-2-methylbutane
CBNumber
CB9853258
Molecular Formula
C5H12S
Formula Weight
104.21
MOL File
1878-18-8.mol
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2-Methyl-1-butanethiol Property

Melting point:
-109.95°C (estimate)
Boiling point:
116-117 °C(lit.)
Density 
0.848 g/mL at 25 °C(lit.)
vapor pressure 
41.4 mm Hg ( 37.7 °C)
refractive index 
n20/D 1.447(lit.)
FEMA 
3303 | 2-METHYL-1-BUTANETHIOL
Flash point:
67 °F
storage temp. 
Flammables area
form 
liquid (estimate)
pka
10.41±0.10(Predicted)
color 
Colorless to Almost colorless
Odor
at 0.10 % in propylene glycol. sulfurous meaty bloody
Odor Type
sulfurous
Sensitive 
Air Sensitive
JECFA Number
515
LogP
2.66
CAS DataBase Reference
1878-18-8(CAS DataBase Reference)
NIST Chemistry Reference
1-Butanethiol, 2-methyl-(1878-18-8)
EPA Substance Registry System
1-Butanethiol, 2-methyl- (1878-18-8)
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Safety

Hazard Codes 
F,Xi,Xn
Risk Statements 
11-36/37/38-20/21/22
Safety Statements 
16-26-33-36/37/39
RIDADR 
UN 1111 3/PG 2
WGK Germany 
3
TSCA 
Yes
HazardClass 
3
PackingGroup 
II
HS Code 
29309090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H225Highly Flammable liquid and vapour

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P302+P352IF ON SKIN: wash with plenty of soap and water.

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
W330302
Product name
2-Methyl-1-butanethiol
Purity
≥95%, FG
Packaging
sample
Price
$52
Updated
2022/05/15
TCI Chemical
Product number
M1041
Product name
2-Methyl-1-butanethiol
Purity
>95.0%(GC)
Packaging
5g
Price
$97
Updated
2025/07/31
TCI Chemical
Product number
M1041
Product name
2-Methyl-1-butanethiol
Purity
>95.0%(GC)
Packaging
25g
Price
$352
Updated
2022/04/27
Sigma-Aldrich
Product number
W330302
Product name
2-Methyl-1-butanethiol
Purity
≥95%, FG
Packaging
100g
Price
$448
Updated
2023/01/07
TRC
Product number
M303893
Product name
2-Methyl-1-butanethiol
Packaging
5g
Price
$100
Updated
2021/12/16
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2-Methyl-1-butanethiol Chemical Properties,Usage,Production

Description

Prepared from 2-methyl-1-butyl isothiourea picrate by conversion to bis [(s)-2-methylbutyl] disulfide, followed by reduction to the corresponding thiol, using sodium metal in liquid ammonia.

Chemical Properties

2-Methyl-1-butanethiol has a disagreeable odor.

Chemical Properties

clear colourless liquid

Occurrence

Reported as occurring in the petroleum fraction boiling between 111 and 150°C; also in cooked beef.

Uses

2-Methyl-1-butanethiol is a thiol with antiinflammatory properties.

Definition

ChEBI: 2-Methyl-1-butanethiol is an alkanethiol.

Preparation

From 2-methyl-1-butyl isothiourea picrate by conversion to bis [(s)-2-methylbutyl] disulfide, followed by reduction to the corresponding thiol, using sodium metal in liquid ammonia.

2-Methyl-1-butanethiol Preparation Products And Raw materials

Raw materials

PICRIC ACID Sodium Ammonia

Preparation Products

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View Lastest Price from 2-Methyl-1-butanethiol manufacturers

Zhuozhou Wenxi import and Export Co., Ltd
Product
2-Methyl-1-butanethiol 1878-18-8
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-07-10
Zhuozhou Wenxi import and Export Co., Ltd
Product
2-Methyl-1-butanethiol 1878-18-8
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-07-08
Zhuozhou Wenxi import and Export Co., Ltd
Product
2-Methyl-1-butanethiol 1878-18-8
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-06-27

1878-18-8, 2-Methyl-1-butanethiolRelated Search:

Ethanethiol Sodium thiomethoxide Methyl acrylate 1,2-Ethanedithiol Kresoxim-methyl PYRITHIOXIN DIHYDROCHLORIDE Bensulfuron methyl Butanethiol Methyl acetate 2-Ethylhexyl 10-ethyl-4-[[2-[(2-ethylhexyl)oxy]-2-oxoethyl]thio]-4-methyl-7-oxo-8-oxa-3,5-dithia-4-stannatetradecanoate Methylparaben METHYL MERCAPTAN Thiophanate-methyl Methyl Parathion-methyl 2-METHYL-2-BUTANETHIOL,2-METHYL-2-BUTANETHIOL 95+% 3-METHYL-2-BUTANETHIOL 98+%,2-Methyl-3-butanethiol,3-METHYL-2-BUTANETHIOL 2-Methyl-4-butanethiol,3-METHYL-1-BUTANETHIOL FEMA NO.--------,3-METHYL-1-BUTANETHIOL

  • 2-METHYL-1-BUTANETHIOL 95+%
  • 1-Butanethiol, 2-methyl-
  • FEMA 3303
  • 2-METHYL-1-BUTANETHIOL FEMA NO.--------
  • 1-Mercapto-2-methylbutane
  • 2-Methyl-1-butanethiol, 95% 25GR
  • 2-methyl-1-butanethio
  • 2-methyl-butane-1-thiol
  • CH3CH2CH(CH3)CH2SH
  • T-AMYLMERCAPTAN
  • 2-METHYL-1-BUTANETHIOL
  • 2-METHYLBUTYL MERCAPTAN
  • 2-METHYLBUTANETHIOL
  • 2-Methyl-1-butanethiol&gt
  • 2-Methyl-1-butanethiol USP/EP/BP
  • 1878-18-8
  • 1878188
  • 20089070
  • C2H5CHCH3CH2SH
  • C5H12SC5H12SC5H12S
  • Building Blocks
  • Sulfur Compounds
  • Thiols/Mercaptans
  • Organic Building Blocks
  • Alphabetical Listings
  • Flavors and Fragrances
  • M-N
  • Organic Building Blocks
  • Sulfur Compounds
  • Thiols/Mercaptans
  • thiol Flavor