2,2'-Diaminodiphenyl disulphide Chemical Properties

Melting point:

91-92 °C(lit.)

Boiling point:

398.0±27.0 °C(Predicted)

Density 

1.2716 (rough estimate)

refractive index 

1.5700 (estimate)

storage temp. 

Keep in dark place,Inert atmosphere,Room temperature

solubility 

Soluble in hot methanol- almost transparent.

pka

2.81±0.10(Predicted)

form 

powder to crystal

color 

Light yellow to Amber to Dark green

BRN 

914032

CAS DataBase Reference

1141-88-4(CAS DataBase Reference)

NIST Chemistry Reference

Benzenamine, 2,2'-dithiobis-(1141-88-4)

EPA Substance Registry System

Benzenamine, 2,2'-dithiobis- (1141-88-4)

Safety Information

Hazard Codes 

Xi,N,T

Risk Statements 

41-50/53-25

Safety Statements 

26-39-61-60-45

RIDADR 

UN2811 - class 6.1 - PG 3 - EHS - Toxic solids, organic, n.o.s., HI: all

WGK Germany 

2

RTECS 

BX9540000

F 

10-23

TSCA 

Yes

HS Code 

29309090

Toxicity

mouse,LD50,intraperitoneal,50mg/kg (50mg/kg),National Technical Information Service. Vol. AD277-689,

MSDS

• Language:English Provider:SigmaAldrich

2,2'-Diaminodiphenyl disulphide Usage And Synthesis

Chemical Properties

Off-white to light yellow powder

Uses

2,2'-Diaminodiphenyl disulfide, is used as an important raw material and intermediate used in organic Synthesis, pharmaceuticals, agrochemicals and dyestuff. It is also used as a primary and secondary intermediate.

Synthesis Reference(s)

Synthetic Communications, 15, p. 1, 1985 DOI: 10.1080/00397918508063771
Tetrahedron Letters, 31, p. 3591, 1990 DOI: 10.1016/S0040-4039(00)94450-2

General Description

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Safety Profile

Poison by intravenous and intraperitoneal routes. Moderately toxic by ingestion. A severe eye irritant. When heated to decomposition it emits very toxic fumes of NOx, and SOx,.

2,2'-Diaminodiphenyl disulphide(1141-88-4)Related Product Information

• Dimethyl disulfide
• DIPHENYL DISULFIDE
• Diphenyl ether
• 1-Phenyl-2-nitropropene
• DL-Dithiothreitol
• Triclosan
• 4,4'-Methylenedianiline
• 4,4'-Diaminodiphenylsulfone
• Selenium sulfide
• Thiamine disulfide
• 1-(2-BROMOPHENYL)PIPERAZINE
• 1-[2-[(2,4-diMethylphenyl)thio]phenyl]-4-[2-(1-piperazinyl)phenyl]- Piperazine
• Vortioxetine Impurity 5
• (2-BROMOPHENYL)(P-TOLYL)SULFANE
• 2,2'-DIAMINODIPHENYL SULFIDE
• Vortioxetine Impurity 42
• Vortioxetine Imp.J
• Ethanol, 2-[(2-chloroethyl)amino]-