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Basic Information
CAS No.: 84-68-4
Name: 2,2'-dichlorobenzidine
Molecular Structure:
Molecular Structure of 84-68-4 (2,2'-dichlorobenzidine)
Formula: C12H10 Cl2 N2
Molecular Weight: 253.131
Synonyms: Benzidine,2,2'-dichloro- (7CI,8CI); 2,2'-Dichloro-4,4'-diaminobiphenyl;2,2'-Dichlorobenzidine; 4,4'-Diamino-2,2'-dichlorobiphenyl; o-Dichlorobenzidin;o-Dichlorobenzidine
Density: 1.3171 (rough estimate)
Melting Point: 165°C
Boiling Point: 398.89°C (rough estimate)
Flash Point: 188.5oC
Safety: Human mutation data reported. An allergen. When heated to decomposition it emits very toxic fumes of Cl and NOx.
PSA: 52.04000
LogP: 4.98720
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Chemistry

IUPAC Name: 4-(4-Amino-2-chlorophenyl)-3-chloroaniline
Product Name: 2,2'-Dichlorobenzidine
The MF of 2,2'-Dichlorobenzidine (CAS NO.84-68-4) is C12H10Cl2N2.

                         
The MW of 2,2'-Dichlorobenzidine (CAS NO.84-68-4) is 253.1272.
Synonyms of 2,2'-Dichlorobenzidine (CAS NO.84-68-4): 2,2'-Dichlorobenzidine ; 4-(4-Amino-2-chlorophenyl)-3-chlorobenzenamine ; 2,2'-Dichloro-4,4'-diaminobiphenyl ; 2,2'-Dichlorobiphenyl-4,4'-diamine ; 4,4'-Diamino-2,2'-dichlorobiphenyl
Index of Refraction: 1.678 
EINECS: 201-552-7 
Density: 1.381 g/ml 
Flash Point: 188.5 °C
Boiling Point: 388.1 °C

Toxicity Data With Reference

1.    

dns-hmn:hla 100 nmol/L

    CNREA8    Cancer Research. 38 (1978),2621.

Consensus Reports

EPA Genetic Toxicology Program.

Safety Profile

Human mutation data reported. An allergen. When heated to decomposition it emits very toxic fumes of Cl and NOx.