5-(benzenesulfonyl)-3-methyl-1,2,4-thiadiazole

Modify Date: 2025-09-23 17:16:14

5-(benzenesulfonyl)-3-methyl-1,2,4-thiadiazole Structure
5-(benzenesulfonyl)-3-methyl-1,2,4-thiadiazole structure
 Common Name 5-(benzenesulfonyl)-3-methyl-1,2,4-thiadiazole
CAS Number 21735-06-8 Molecular Weight 240.30200
Density 1.413g/cm3 Boiling Point 422.4ºC at 760 mmHg
Molecular Formula C9H8N2O2S2 Melting Point N/A
MSDS N/A Flash Point 209.3ºC

 Names

Name 5-(benzenesulfonyl)-3-methyl-1,2,4-thiadiazole

 Chemical & Physical Properties

Density 1.413g/cm3
Boiling Point 422.4ºC at 760 mmHg
Molecular Formula C9H8N2O2S2
Molecular Weight 240.30200
Flash Point 209.3ºC
Exact Mass 240.00300
PSA 96.54000
LogP 2.76010
Vapour Pressure 5.95E-07mmHg at 25°C
Index of Refraction 1.606

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XI4330000
CHEMICAL NAME :
1,2,4-Thiadiazole, 3-methyl-5-(phenylsulfonyl)-
CAS REGISTRY NUMBER :
21735-06-8
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C9-H8-N2-O2-S2
MOLECULAR WEIGHT :
240.31
WISWESSER LINE NOTATION :
T5NS DNJ CSWR& E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
320 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 88,1437,1968
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Chemsrc provides CAS#:21735-06-8 MSDS, density, melting point, boiling point, structure, etc. Its name is 5-(benzenesulfonyl)-3-methyl-1,2,4-thiadiazole>> amp version: 5-(benzenesulfonyl)-3-methyl-1,2,4-thiadiazole

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