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102911

Sigma-Aldrich

2-Butanethiol

98%

Synonym(s):

sec-Butyl mercaptan, Mercaptan C4

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About This Item

Linear Formula:
CH3CH2CH(SH)CH3
CAS Number:
Molecular Weight:
90.19
Beilstein/REAXYS Number:
1718766
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:

vapor pressure

142 mmHg ( 37.7 °C)

assay

98%

refractive index

n20/D 1.436 (lit.)

bp

84.6-85.2 °C (lit.)

density

0.83 g/mL at 25 °C (lit.)

SMILES string

CCC(C)S

InChI

1S/C4H10S/c1-3-4(2)5/h4-5H,3H2,1-2H3

InChI key

LOCHFZBWPCLPAN-UHFFFAOYSA-N

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pictograms

Flame

signalword

Danger

hcodes

Hazard Classifications

Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

-9.4 °F - closed cup

flash_point_c

-23 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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