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| CAS No.: | 1454-80-4 |
|---|---|
| Name: | 2,2'-BIPHENYLDIAMINE |
| Article Data: | 17 |
| Molecular Structure: | |
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| Formula: | C12H12N2 |
| Molecular Weight: | 184.241 |
| Synonyms: | 2,2'-Biphenyldiamine(6CI,7CI,8CI);2,2'-Diamino-1,1'-biphenyl;2,2'-Diaminobiphenyl;2,2'-Diaminodiphenyl;NSC 99367;o,o'-Diaminobiphenyl;o-Benzidine; |
| Density: | 1.156 g/cm3 |
| Melting Point: | 76.0 to 80.0 °C |
| Boiling Point: | 352.5 °C at 760 mmHg |
| Flash Point: | 198.9 °C |
| Hazard Symbols: | Xn,N |
| Risk Codes: | 22-41-50 |
| Safety: | 26-39-61 |
| PSA: | 52.04000 |
| LogP: | 3.68040 |
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- Total:26 Page 1 of 1 1
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Specification
This chemical is called 2,2'-Biphenyldiamine, and its systematic name is biphenyl-2,2'-diamine. With the molecular formula of C12H12N2, its molecular weight is 184.24. The CAS registry number of this chemical is 1454-80-4.
Other characteristics of the 2,2'-Biphenyldiamine can be summarised as followings: (1)ACD/LogP: 1.39; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.38; (4)ACD/LogD (pH 7.4): 1.39; (5)ACD/BCF (pH 5.5): 6.56; (6)ACD/BCF (pH 7.4): 6.67; (7)ACD/KOC (pH 5.5): 133.23; (8)ACD/KOC (pH 7.4): 135.33; (9)#H bond acceptors: 2; (10)#H bond donors: 4; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 6.48 Å2; (13)Index of Refraction: 1.667; (14)Molar Refractivity: 59.31 cm3; (15)Molar Volume: 159.2 cm3; (16)Polarizability: 23.51×10-24cm3; (17)Surface Tension: 54.2 dyne/cm; (18)Density: 1.156 g/cm3; (19)Flash Point: 198.9 °C; (20)Enthalpy of Vaporization: 59.73 kJ/mol; (21)Boiling Point: 352.5 °C at 760 mmHg; (22)Vapour Pressure: 3.82E-05 mmHg at 25°C.
Production method of this chemical: The 2,2'-Biphenyldiamine could be obtained by the reactants of 2-azido-2'-biphenylylamine and tributylgermane. This reaction needs the reagent of PhSH, and the solvent of toluene. The yield is 80 %. In addition, this reaction should be taken for 30minutes. The other condition is heating.
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Uses of this chemical: The 2,2'-Biphenyldiamine could react with cyanogen bromide, and obtain the 5,7-dihydro-dibenzo[d,f][1,3]diazeπn-6-ylideneamine. This reaction needs the solvent of ethanol. The yield is 20 %. In addition, this reaction should be taken for 30 minutes at the temperature of 150 °C.
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The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intravenous | 56mg/kg (56mg/kg) | U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#08682, |