Compound: BENZIDINE
SMILES: Nc1ccc(-c2ccc(N)cc2)cc1
InChIKey: HFACYLZERDEVSX-UHFFFAOYSA-N
Synonyms: BENZIDINE, 92-87-5, [1,1'-Biphenyl]-4,4'-diamine, 4,4'-Diaminobiphenyl, p-Diaminodiphenyl, 4,4'-Bianiline, 4,4'-Biphenyldiamine, biphenyl-4,4'-diamine, p,p'-Diaminobiphenyl, 4,4'-Diaminodiphenyl, 4-(4-aminophenyl)aniline, p,p-Bianiline, 4,4'-Biphenylenediamine, 4,4'-Diphenylenediamine, Fast Corinth Base B, p,p'-Dianiline, Benzidin, Benzidina, Benzydyna, p,p'-Bianiline, Benzioine, Benzidine base, C.I. Azoic Diazo Component 112, p-Benzidine, (1,1'-Biphenyl)-4,4'-diamine, RCRA waste number U021, 4,4'-Diamino-1,1'-biphenyl, 1,1'-Biphenyl-4,4'-Diamine, Biphenyl, 4,4'-diamino-, NCI-C03361, CI Azoic diazo component 112, C.I. 37225, CI 37225, DTXSID2020137, AI3-00140, 2X02101HVF, NSC-146476, DTXCID80137, CHEBI:80495, NSC146476, 4,4'-Diamonophenyl, RefChem:118130, Biphenyl-4,4'-ylenediamine, 202-199-1, NSC 146476, Benzidine, 95%, MFCD00039765, Biphenyl,4,4'-diamino-, biphenyl -4,4'-ylenediamine, 4,4-Benzidine, Benzidin [Czech], 4-(4-aminophenyl)phenylamine, Benzydyna [Polish], Benzidina [Italian], CAS-92-87-5, CCRIS 71, 26997-10-4, HSDB 948, EINECS 202-199-1, UN1885, RCRA waste no. U021, BRN 0742770, Phenylbutazone EP Impurity E, UNII-2X02101HVF, 4,4'-Benzidine, p,p'-diaminodiphenyl, [1,4'-diamine, Biphenyl,4'-diamino-, 4.4'- diaminobiphenyl, BENZIDINE [MI], BENZIDINE [HSDB], BENZIDINE [IARC], Phenylbutazone Impurity A, WLN: ZR DR DZ, 4, 4'-Biphenylenediamine, Oprea1_312205, SCHEMBL29021, 4-13-00-00364 (Beilstein Handbook Reference), MLS002303016, Benzidine, analytical standard, BIDD:GT0832, CHEMBL15901, IFLab1_004231, SCHEMBL4426803, SCHEMBL4426806, BIPHENYL,4,4'-DIAMINO, Benzidine, >=98.0% (N), MSK1202, HMS3091M16, Benzidine [UN1885]  [Poison], [4-(4-aminophenyl)-phenyl]-amine, Tox21_202359, Tox21_300405, BBL013163, EBC-03445, MSK1202-100M, SBB060240, STK317796, AKOS000118878, AKOS016402822, CCG-202856, FB18197, UN 1885, {[1,} 1'-Biphenyl]-4,4'-diamine, 4,4a(2)-Diamino-1,1a(2)-biphenyl, IDI1_009986, NCGC00091340-01, NCGC00091340-02, NCGC00091340-03, NCGC00254474-01, NCGC00259908-01, 4'-Amino[1,1'-biphenyl]-4-ylamine #, AS-17227, SMR000033596, Benzidine Solution in Methanol, 100ug/mL, Benzidine, purum p.a., >=98.0% (N), DB-057341, Benzidine 2000 microg/mL in Dichloromethane, Benzidine, ISOPAC(R), >=98.0% (N), NS00010863, ST45137851, 4,4'-Benzidine 10 microg/mL in Acetonitrile, BENZIDINE, DYES METABOLIZED TO [IARC], EN300-18328, 4,4'-Benzidine 100 microg/mL in Acetonitrile, PHENYLBUTAZONE IMPURITY E [EP IMPURITY], AC-907/25014310, Q410066, SR-01000596939, [1,1'-biphenyl]-4,4'-diamine (ACD/Name 4.0), SR-01000596939-1, Z57901921, 4'-Amino[1,1'-biphenyl]-4-ylamine (ACD/Name 4.0), Benzidine Solution, 2000 in Dichloromethane, 1 mL second source, InChI=1/C12H12N2/c13-11-5-1-9(2-6-11)10-3-7-12(14)8-4-10/h1-8H,13-14H
Theoretical properties:
molecular_formula: C12H12N2
molecular_weight: 184.24 g/mol
exact_mass: 184.100048391 g/mol
formal_charge: 0
hydrogen_bond_donor_count: 2
hydrogen_bond_acceptor_count: 2
rotatable_bond_count: 1
heavy_atom_count: 14
topological_polar_surface_area: 52 Å²
isotope_atom_count: 0
covalently_bonded_unit_count: 1
Physical properties:
physical_state: White or slightly-reddish, crystalline powder
color: White or slightly-reddish, crystalline powder
boiling_point: 752 °F at 740 mmHg (NTP, 1992)
melting_point: 262 °F (NTP, 1992)
density: 2.15 at 68 °F (USCG, 1999) - Denser than water; will sink
solubility: less than 1 mg/mL at 72 °F (NTP, 1992)
vapor_pressure: Low (NIOSH, 2024)
Descriptions:
pubchem: Benzidine (and its salts) can cause cancer according to California Labor Code.
chebi: A member of the class of biphenyls that is 1,1'-biphenyl in which the hydrogen at the <em>para</em>-position of each phenyl group has been replaced by an amino group.
chembl: BENZIDINE is a small molecule listed in the ChEMBL database but has not progressed to an approved clinical phase.
wikipedia: Benzidine (trivial name), also called 1,1'-biphenyl-4,4'-diamine (systematic name), is an organic compound with the formula (C6H4NH2)2.   It is an aromatic amine.  It is a component of a test for cyanide.  Related derivatives are used in the production of dyes. Benzidine has been linked to bladder and pancreatic cancer.