253049

Sigma-Aldrich

Potash, sulfurated

Synonym(s):
Sulfurated potash, Liver of sulfur, Dipotassium thiosulfate mixture with potassium sulfide
Linear Formula:
K2SO4/(K2Sx)2
CAS Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

Quality Level

assay

≥12.8% sulfide basis

form

chunks
lumps

SMILES string

[K+].[K+].[K]S[K].[O-]S([O-])(=O)=S

InChI

1S/4K.H2O3S2.S/c;;;;1-5(2,3)4;/h;;;;(H2,1,2,3,4);/q;;2*+1;;/p-2

InChI key

PFSBHPPVZHPSCB-UHFFFAOYSA-L

Related Categories

Application

Sulfurated potash may be used in the preparation of N-substituted thionamides such as (+)-(S)-thion-α-methylbutyramide, (+)-(S)-(thionhydratropyl)morpholine and (+)-(S)-N-methylthion-α-methylbutyramide.

Packaging

500 g in poly bottle

Signal Word

Danger

Hazard Statements

Target Organs

Respiratory system

Supp Hazards

EUH031

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

UN3262 - class 8 - PG 2 - EHS - Corrosive solid, basic, inorganic, n.o.s., HI: all

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

Optical Rotatory Dispersion Studies. XCVII. Anomalous Rotatory Dispersion and Circular Dichroism Curves Associated with Thionamides. Application to Stereochemical Studies of Carboxylic Acids2
Burakevich JV & Djerassi C
Journal of the American Chemical Society, 87(1), 51-60 (1965)

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