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67779 Sigma-Aldrich

Methanethiol

purum

Synonym: Mercaptan C1, Methyl mercaptan

  • CAS Number 74-93-1

  • Linear Formula CH3SH

  • Molecular Weight 48.11

  •  Beilstein Registry Number 1696840

  •  EC Number 200-822-1

  •  MDL number MFCD00004866

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Properties

Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfur Compounds, Thiols/Mercaptans More...
vapor density   1.66 (vs air)
vapor pressure   1536 mmHg ( 20 °C)
InChI Key   LSDPWZHWYPCBBB-UHFFFAOYSA-N
grade   purum
assay   ≥99.0%
expl. lim.   21.8 %
bp   6 °C(lit.)
mp   −123 °C(lit.)

Description

Other Notes

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Packaging

pressure tin with 100 mL (net ~87 g)

Price and Availability

Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 2037TF 2.3(2.1)
WGK Germany 
3
Flash Point(F) 
-.4 °F
Flash Point(C) 
-18 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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Description

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83547 Regulation valve, suitable for 100 mL and 250 mL pressure tins

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