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161527

Sodium hydrosulfide hydrate

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About This Item

Linear Formula:
NaSH·xH2O
CAS Number:
207683-19-0
Molecular Weight:
56.06 (anhydrous basis)
NACRES:
NA.55
PubChem Substance ID:
329751132
UNSPSC Code:
12352302
MDL number:
MFCD00149796
Form:
chips, flakes
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Quality Level

100

form

chips, flakes

concentration

≥60% (by Na2S2O3, titration)

mp

52-54 °C (lit.)

SMILES string

[Na]S.[H]O[H]

InChI

1S/Na.H2O.H2S/h;2*1H2/q+1;;/p-1

InChI key

ZNKXTIAQRUWLRL-UHFFFAOYSA-M

General description

Sodium hydrosulfide hydrate is a hydrated inorganic salt of sodium. It participates in the synthesis of (E)-2-cyano-2-(thiazolidin-2-ylidene)ethanethioamide.

Application

It may be used as a sulfur nucleophile to induce the C-S bond formation in α,β-dichloro vinyl ketones to form 5- to 8-membered cyclic thioethers.
Sodium hydrosulfide hydrate may be used in the synthesis of following:
  • benzothiazole
  • 4-methoxybenzothioamide
  • 2-(4-methoxyphenyl)imidazoline
  • 7-chloro-4′-methoxythioflavone

signalword

Danger

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

flash_point_f

194.0 °F - closed cup

flash_point_c

90 °C - closed cup

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Acute 1 - Eye Dam. 1 - Skin Corr. 1B

Regulatory Information

监管及禁止进口产品

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