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Merck
CN

253049

Potash, sulfurated

Synonym(s):

Dipotassium thiosulfate mixture with potassium sulfide, Liver of sulfur, Sulfurated potash

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About This Item

Linear Formula:
K2SO4/(K2Sx)2
CAS Number:
39365-88-3
NACRES:
NA.21
PubChem Substance ID:
57648123
UNSPSC Code:
12352302
MDL number:
MFCD00064604
Form:
chunks, lumps

Key Documents

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InChI

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

SMILES string

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

InChI key

PFSBHPPVZHPSCB-UHFFFAOYSA-L

form

chunks, lumps

composition

sulfide, ≥12.8%

Quality Level

100

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.

signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

supp_hazards

EUH031

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCT8334
MKCT3385
MKCQ2505
MKCJ3212
MKCD5026

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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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