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E3708

Sigma-Aldrich

Ethanethiol

97%

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Synonym(s):
Ethyl mercaptan, Mercaptan C2
Linear Formula:
C2H5SH
CAS Number:
Molecular Weight:
62.13
Beilstein:
773638
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

2.1 (vs air)

Quality Level

vapor pressure

8.51 psi ( 20 °C)

Assay

97%

form

liquid

autoignition temp.

570 °F

expl. lim.

18.2 %

refractive index

n20/D 1.4306 (lit.)

bp

35 °C (lit.)

density

0.839 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CCS

InChI

1S/C2H6S/c1-2-3/h3H,2H2,1H3

InChI key

DNJIEGIFACGWOD-UHFFFAOYSA-N

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Application

Ethanethiol can be used as a reactant for the synthesis of:
  • Functionalized oxazolidinones by conjugated nucleophilic addition- electrophilic amination reaction.
  • Ethyl phenyl sulfide by C-S coupling with iodobenzene.
  • Chain transfer agent in the RAFT polymerization of N-isopropylacrylamide.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Flam. Liq. 1

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

-49.0 °F - closed cup

Flash Point(C)

-45 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

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Asymmetric multicomponent domino reactions and highly enantioselective conjugated addition of thiols to ?, ?-unsaturated aldehydes
Marigo M, et al
Journal of the American Chemical Society, 127(45), 15710-15711 (2005)
Efficient CuO-Nanoparticle-Catalyzed C-S Cross-Coupling of Thiols with Iodobenzene
Rout L, et al.
Angewandte Chemie (International Edition in English), 119(29), 5679-5682 (2007)
Direct synthesis of thermally responsive DMA/NIPAM diblock and DMA/NIPAM/DMA triblock copolymers via aqueous, room temperature RAFT polymerization
Convertine AJ, et al.
Macromolecules, 39(5), 1724-1730 (2006)
R Hanczkó et al.
Journal of chromatography. A, 1163(1-2), 25-42 (2007-07-04)
The main aims of this work were (a) to present the characteristics and stability of the o-phthalaldehyde (OPA)-ethanethiol (ET) derivatives of 22 amino acids, including the believed-to-be less stable OPA derivatives providing glycine, gamma-aminobutyric acid, beta-alanine, histidine, ornithine, lysine and
Nariyasu Mano et al.
Analytical chemistry, 81(22), 9395-9401 (2009-10-23)
The analysis of post-translational phosphorylation is a crucial step in understanding the mechanisms of many physiological events. Numerous approaches for the development of analytical methods aimed at the detection and quantification of phosphorylated proteins by mass spectrometry have been reported

Protocols

Separation of Sulfur dioxide; Hydrogen sulfide; Carbonyl sulfide; Methanethiol; Ethanethiol; Dimethyl disulfide; Carbon disulfide

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