CAS No.91-95-2,3,3'-Diaminobenzidine Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	91-95-2
Name:	3,3'-Diaminobenzidine
Article Data:	17
Cas Database

Formula:	C₁₂H₁₄N₄
Molecular Weight:	214.27
Synonyms:	3,3',4,4'-Biphenyltetramine(6CI,8CI);3,3',4,4'-Tetraaminobiphenyl;3,3',4,4'-Tetraaminodiphenyl;Biphenyl-3,3',4,4'-tetraamine;NSC 76152;[1,1'-Biphenyl]-3,3',4,4'-tetramine;
EINECS:	202-110-6
Density:	1.307 g/cm³
Melting Point:	175-177 °C(lit.)
Boiling Point:	481.7 °C at 760 mmHg
Flash Point:	282.7oC
Solubility:	0.55 g/L (20 °C) in water
Appearance:	solid
Hazard Symbols:	Xn
Risk Codes:	36/37/38-40-22-20/21/22
Safety:	26-36/37-45-36/37/39-22
PSA:	104.08000
LogP:	4.00720

Chemistry

IUPAC:4-(3,4-diaminophenyl)benzene-1,2-diamine
CAS:91-95-2
The Molecular formula of 3,3′,4,4′-BIPHENYLTETRAMINE(91-95-2):C₁₂H₁₄N₄
The Molecular Weight of 3,3′,4,4′-BIPHENYLTETRAMINE(91-95-2):214.27
Synonyms:TIMTEC-BB SBB008427;[1,1'-BIPHENYL]-3,3',4,4'-TETRAMINE;3,3'-DIAMINOBENZIDINE;3,3',4,4'-TETRAAMINOBIPHENYL;3,3',4,4'-TETRAAMINODIPHENYL;3,3',4,4'-BIPHENYLTETRAMIN;3,3'-Diaminobenzidine;3,4,3',4'-TETRAAMINOBIPHENYL
EINECS:202-110-6
Density:1.307 g/cm³
Melting Point:175-177^oC(lit.)
storage temp.:2-8^oC
Boiling Point:481.7^oC at 760 mmHg
Flash Point:282.7^oC
Vapour Pressure:1.95E-09 mmHg at 25^oC
Index of Refraction:1.765
Product Categories:Biphenyl & Diphenyl ether;Biphenyls (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;Biochemistry;Enzyme;Substrates
Mol File:91-95-2.mol

Uses

3,3′,4,4′-BIPHENYLTETRAMINE(91-95-2) is used as a pharmaceutical intermediate.It is commonly used in immunohistochemical staining.

Toxicity Data With Reference

1.	mma-sat 100 µg/plate	BJCAAI British Journal of Cancer. 37 (1978),873.
2.	dnd-esc 20 µmol/L	MUREAV Mutation Research. 89 (1981),95.
3.	mmo-smc 140 µmol/L	MGGEAE Molecular and General Genetics. 174 (1979),39.
4.	dns-rat:lvr 500 µmol/L	ENMUDM Environmental Mutagenesis. 3 (1981),11.
5.	orl-rat LDLo:3000 mg/kg	CNREA8 Cancer Research. 26 (1966),619.
6.	orl-mus LD50:1834 mg/kg	GISAAA Gigiena i Sanitariya. 46 (1)(1981),94.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Suspected carcinogen with experimental tumorigenic data. Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x. See also AROMATIC AMINES.

Safty informations about 3,3′,4,4′-BIPHENYLTETRAMINE(91-95-2):
Hazard Codes:Xn
Risk Statements:36/37/38-40-22-20/21/22
36/37/38(Irritating to eyes, respiratory system and skin)
40(Limited evidence of a carcinogenic effect)
22(Harmful if swallowed)
20/21/22(Harmful by inhalation, in contact with skin and if swallowed)
Safety Statements:26-36/37-45-36/37/39-22
26(In case of contact with eyes, rinse immediately with plenty of water and seek medical advice)
36/37(Wear suitable protective clothing and gloves)
45(In case of accident or if you feel unwell, seek medical advice immediately (show label where possible))
36/37/39(Wear suitable protective clothing, gloves and eye/face protection)
22(Do not breathe dust)
WGK Germany:1
RTECS:DV8750000
F:8-10-23

Standards and Recommendations

DFG MAK: Confirmed Animal Carcinogen with Unknown Relevance to Humans