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Key Documents

8.21119

Sigma-Aldrich

Thiosemicarbazide

for synthesis

Synonym(s):

Thiosemicarbazide

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About This Item

Empirical Formula (Hill Notation):
CH5N3S
CAS Number:
79-19-6
Molecular Weight:
91.14
MDL number:
MFCD00007620
UNSPSC Code:
12352111
EC Index Number:
201-184-7

Quality Level

200

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

InChI

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

InChI key

BRWIZMBXBAOCCF-UHFFFAOYSA-N

Pictograms

Skull and crossbones
GHS06

Signal Word

Danger

Hazard Statements

H300 - H412

Hazard Classifications

Acute Tox. 2 Oral - Aquatic Chronic 3

Storage Class Code

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)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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