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Merck
CN

8.21119

Thiosemicarbazide

for synthesis

Synonym(s):

Thiosemicarbazide

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About This Item

Empirical Formula (Hill Notation):
CH5N3S
CAS Number:
Molecular Weight:
91.14
EC Index Number:
201-184-7
UNSPSC Code:
12352111
MDL number:
Form:
solid
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InChI

1S/CH5N3S/c2-1(5)4-3/h3H2,(H3,2,4,5)

InChI key

BRWIZMBXBAOCCF-UHFFFAOYSA-N

form

solid

potency

9.16 mg/kg LD50, oral (Rat), 2200 mg/kg LD50, skin (Rabbit)

pH

5-7 (20 °C, 50 g/L in H2O)

mp

178-180 °C (decomposition)

bulk density

500‑600 kg/m3

storage temp.

15-25°C

Quality Level

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pictograms

Skull and crossbones

signalword

Danger

Hazard Classifications

Acute Tox. 2 Oral - Aquatic Chronic 3

Storage Class

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

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