1,2,3-Thiadiazole-4-carbohydrazide

Modify Date: 2025-09-26 00:30:14

1,2,3-Thiadiazole-4-carbohydrazide Structure
1,2,3-Thiadiazole-4-carbohydrazide structure
Common Name 1,2,3-Thiadiazole-4-carbohydrazide
CAS Number 4100-18-9 Molecular Weight 144.15500
Density 1.552g/cm3 Boiling Point N/A
Molecular Formula C3H4N4OS Melting Point 207-209ºC
MSDS N/A Flash Point N/A

 Names

Name thiadiazole-4-carbohydrazide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.552g/cm3
Melting Point 207-209ºC
Molecular Formula C3H4N4OS
Molecular Weight 144.15500
Exact Mass 144.01100
PSA 109.14000
LogP 0.23280
Index of Refraction 1.637

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XI3685000
CHEMICAL NAME :
1,2,3-Thiadiazole-4-carboxylic acid, hydrazide
CAS REGISTRY NUMBER :
4100-18-9
BEILSTEIN REFERENCE NO. :
0124558
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C3-H4-N4-O-S
MOLECULAR WEIGHT :
144.17

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#01560

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

~%

1,2,3-Thiadiazole-4-carbohydrazide Structure

1,2,3-Thiadiazo...

CAS#:4100-18-9

Literature: Looker,J.H.; Wilson,L.W. Journal of Heterocyclic Chemistry, 1965 , vol. 2, p. 348 - 354

~%

1,2,3-Thiadiazole-4-carbohydrazide Structure

1,2,3-Thiadiazo...

CAS#:4100-18-9

Literature: Pain,D.L.; Slack,R. Journal of the Chemical Society, 1965 , p. 5166 - 5176

~%

1,2,3-Thiadiazole-4-carbohydrazide Structure

1,2,3-Thiadiazo...

CAS#:4100-18-9

Literature: Pain,D.L.; Slack,R. Journal of the Chemical Society, 1965 , p. 5166 - 5176

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

WLN: T5NNSJ EVMZ
thiadiazolecarbohydrazide
4-Hydrazinocarbonyl-1,2,3-thiadiazol
1,2,3-Thiadiazole-4-carbohydrazide
[1,2,3]thiadiazole-4-carboxylic acid hydrazide
[1,2,3]Thiadiazol-4-carbonsaeure-hydrazid
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