Potassium sulfide (K2(S5))

CAS Registry Number®

12136-50-4

CAS Name

Potassium sulfide (K2(S5))

Molecular Formula

K2S5

Molecular Mass

238.53

Cite this Page

Potassium sulfide (K2(S5)).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=12136-50-4 (retrieved 2025-03-30) (CAS RN: 12136-50-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/2K.H2S5/c;;1-3-5-4-2/h;;1-2H/q2*+1;/p-2

InChIKey

InChIKey=HXTWSRHHRRWRDG-UHFFFAOYSA-L

SMILES

S(SS[K])SS[K]

Canonical SMILES

[K]SSSSS[K]

Other Names for this Substance

  • Potassium sulfide (K2(S5))
  • Dipotassium pentasulfide
  • Hydrogen sulfide (H2S5), dipotassium salt

Deleted or Replaced CAS Registry Numbers

60671-65-0, 61320-63-6

CAS INSIGHTSTM
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