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712-68-5

Basic Information
CAS No.: 712-68-5
Name: 5-(5-nitro-2-furyl)-1,3,4-thiadiazol-2-ylamine
Article Data: 20
Molecular Structure:
Molecular Structure of 712-68-5 (5-(5-nitro-2-furyl)-1,3,4-thiadiazol-2-ylamine)
Formula: C6H4 N4 O3 S
Molecular Weight: 212.189
Synonyms: 1,3,4-Thiadiazole,2-amino-5-(5-nitro-2-furyl)- (6CI,7CI,8CI);2-Amino-5-(5-nitro-2-furyl)-1,3,4-thiadiazole; 2-[5-Nitro-2-furyl]-5-amino-1,3,4-thiadiazole;Furidiazina; NSC 53279; NSC 78274; Thiafur; Tiafur
Density: 1.663g/cm3
Melting Point: 280°
Boiling Point: 437.9°C at 760 mmHg
Flash Point: 218.7°C
Safety: Suspected carcinogen with experimental carcinogenic and neoplastigenic data. Experimental reproductive effects. When heated to decomposition it emits very toxic fumes of NOx and SOx. See also NITRO COMPOUNDS of AROMATIC HYDROCARBONS.
PSA: 139.00000
LogP: 2.39290
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Chemistry

 Molecular Structure of 2-(5-Nitro-2-furyl)-5-amino-1,3,4-thiadiazole (CAS NO.712-68-5):

IUPAC Name: 5-(5-nitrofuran-2-yl)-1,3,4-thiadiazol-2-amine
Empirical Formula: C24H16Cl2N6O10S3 
Molecular Weight: 715.519
H bond acceptors: 16
H bond donors: 4 
Freely Rotating Bonds: 8 
Index of Refraction: 1.799 
Surface Tension: 88.1 dyne/cm
Density: 1.89 g/cm
Synonyms of 2-(5-Nitro-2-furyl)-5-amino-1,3,4-thiadiazole (CAS NO.712-68-5):
5-(5-nitro-2-furyl)-1,3,4-thiadiazol-2-ylamine ; Furidiazine ; 2-amino-5-(5-nitro-2-furyl)-1,3,4-thiadiazole;; 2-amino-5-(-nitro-2-furyl)-1,3,4-thiadiazole ; Furidiazina;NF-475 ; Ph/778 ; Thiafur

Toxicity Data With Reference

1.    

orl-rat TD:2240 mg/kg/32W-C:NEO,REP

    FEPRA7    Federation Proceedings, Federation of American Societies for Experimental Biology. 29 (1970),817.

Consensus Reports

IARC Cancer Review: Group 2B IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 ,1987,p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Limited Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 ,1974,p. 143.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) .

Safety Profile

Suspected carcinogen with experimental carcinogenic and neoplastigenic data. Experimental reproductive effects. When heated to decomposition it emits very toxic fumes of NOx and SOx. See also NITRO COMPOUNDS of AROMATIC HYDROCARBONS.

Specification

 2-(5-Nitro-2-furyl)-5-amino-1,3,4-thiadiazole (CAS NO.712-68-5) is a Drug for the treatment of gastroenteritis, and as a special agent for relief hemorrhoids,anal fissure, and proctitis。 But in a comprehensive assessment of carcinogenicity may be found during carcinogenic to humans.Originated in the carcinogenicity database, IARC, chemical carcinogenesis research information system.