5-phenyl-1,3,4-thiadiazole-2-sulfonamide

Modify Date: 2025-08-28 07:10:02

5-phenyl-1,3,4-thiadiazole-2-sulfonamide Structure
5-phenyl-1,3,4-thiadiazole-2-sulfonamide structure
Common Name 5-phenyl-1,3,4-thiadiazole-2-sulfonamide
CAS Number 63886-81-7 Molecular Weight 241.29000
Density 1.511g/cm3 Boiling Point 473.1ºC at 760mmHg
Molecular Formula C8H7N3O2S2 Melting Point N/A
MSDS N/A Flash Point 239.9ºC

 Names

Name 5-phenyl-1,3,4-thiadiazole-2-sulfonamide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.511g/cm3
Boiling Point 473.1ºC at 760mmHg
Molecular Formula C8H7N3O2S2
Molecular Weight 241.29000
Flash Point 239.9ºC
Exact Mass 240.99800
PSA 122.56000
LogP 2.63360
Index of Refraction 1.641
InChIKey RGUOGOHDRMUYGX-UHFFFAOYSA-N
SMILES NS(=O)(=O)c1nnc(-c2ccccc2)s1

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XI4425000
CHEMICAL NAME :
1,3,4-Thiadiazole-2-sulfonamide, 5-phenyl-
CAS REGISTRY NUMBER :
63886-81-7
BEILSTEIN REFERENCE NO. :
0197230
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C8-H7-N3-O2-S2
MOLECULAR WEIGHT :
241.30
WISWESSER LINE NOTATION :
T5NN DSJ CSZW ER

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
250 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490

 Synthetic Route

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5-phenyl-1,3,4-thiadiazole-2-sulfonamide Structure

5-phenyl-1,3,4-...

CAS#:63886-81-7

Literature: Am. Cyanamid Co. Patent: US2744907 , 1954 ;

~%

5-phenyl-1,3,4-thiadiazole-2-sulfonamide Structure

5-phenyl-1,3,4-...

CAS#:63886-81-7

Literature: Srivastava; Nizamuddin Bollettino Chimico Farmaceutico, 2000 , vol. 139, # 4 p. 161 - 166

~%

5-phenyl-1,3,4-thiadiazole-2-sulfonamide Structure

5-phenyl-1,3,4-...

CAS#:63886-81-7

Literature: Srivastava; Nizamuddin Bollettino Chimico Farmaceutico, 2000 , vol. 139, # 4 p. 161 - 166

 Synonyms

2-Phenyl-1,3,4-thiadiazole-5-sulfonamide
1,3,4-Thiadiazole-2-sulfonamide,5-phenyl
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