Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,2,3-Thiadiazole-4-carbohydrazide
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,2,3-Thiadiazole-4-carbohydrazide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

4100-18-9

4100-18-9 structure

4100-18-9 structure

Name: 1,2,3-Thiadiazole-4-carbohydrazide
Chemical Name: thiadiazole-4-carbohydrazide
CAS Number: 4100-18-9
Molecular Formula: C₃H₄N₄OS
Molecular Weight: 144.15500
Create Date: 2018-05-25 08:00:00
Modify Date: 2025-09-26 00:30:14

Name	thiadiazole-4-carbohydrazide
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

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

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

Hazard Codes	Xi
HS Code	2934999090

3989-36-4 structure

3989-36-4

~%

4100-18-9 structure

4100-18-9

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

4100-17-8 structure

4100-17-8

~%

4100-18-9 structure

4100-18-9

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

3989-35-3 structure

3989-35-3

~%

4100-18-9 structure

4100-18-9

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

Precursor 3
3989-36-4 4100-17-8 3989-35-3
DownStream 2
4100-29-2 4100-26-9

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

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