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20210 Sigma-Aldrich

1-Butanethiol

purum, ≥97.0% (GC)

Synonym: Butyl mercaptan, Mercaptan C4

  • CAS Number 109-79-5

  • Linear Formula CH3(CH2)3SH

  • Molecular Weight 90.19

  •  Beilstein Registry Number 1730908

  •  EC Number 203-705-3

  •  MDL number MFCD00004905

  •  PubChem Substance ID 24852037

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Properties

Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfur Compounds, Thiols/Mercaptans More...
vapor density   3.1 (vs air)
vapor pressure   83 mmHg ( 37.7 °C)
InChI Key   WQAQPCDUOCURKW-UHFFFAOYSA-N
grade   purum
assay   ≥97.0% (GC)
refractive index   n20/D 1.443(lit.)
  n20/D 1.443
bp   98 °C(lit.)
mp   −116 °C(lit.)
solubility   H2O: slightly soluble
  alcohol: very soluble
  diethyl ether: very soluble
  liquid H2S: very soluble
density   0.842 g/mL at 25 °C(lit.)

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Application

1-Butanethiol was used as a model gaseous analyte for fast-responding membrane-free amperometric gas sensor.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Precautionary statements 
RIDADR 
UN 2347 3 / PGII
WGK Germany 
3
RTECS 
EK6300000
Flash Point(F) 
53.6 °F
Flash Point(C) 
12 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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