2-Mercaptoethanol

CAS Registry Number®

60-24-2

CAS Name

2-Mercaptoethanol

Molecular Formula

C2H6OS

Molecular Mass

78.13

Cite this Page

2-Mercaptoethanol.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=60-24-2 (retrieved 2025-07-15) (CAS RN: 60-24-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    157 °C

  • Melting Point (1)

    -100 °C

  • Density (2)

    1.1143 g/cm³ @ Temp: 20 °C

Source(s)

  • (1) International Chemical Safety Cards data were obtained from the National Institute for Occupational Safety and Health (US)
  • (2) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/C2H6OS/c3-1-2-4/h3-4H,1-2H2

InChIKey

InChIKey=DGVVWUTYPXICAM-UHFFFAOYSA-N

SMILES

C(CS)O

Canonical SMILES

OCCS

Other Names for this Substance

  • Ethanol, 2-mercapto-
  • 2-Mercaptoethanol
  • 2-ME
  • Ethylene glycol, monothio-
  • 2-Hydroxyethyl mercaptan

View All

Deleted or Replaced CAS Registry Numbers

99748-78-4

CAS INSIGHTSTM
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