15721-02-5
2,2',5,5'-Tetrachlorobenzidine
CAS: 15721-02-5
Molecular Formula: C12H8Cl4N2
15721-02-5 - Names and Identifiers
| Name | 2,2',5,5'-Tetrachlorobenzidine |
| Synonyms | TCB 2,2',5,5'-Tetrachlorobenzidine 2,2',5,5'-TETRACHLOROBENZIDINE 2,2,5,5-TETRACHLORO-4,4-DIAMINOBIPHENYL 2,2',5,5'-Tetrachloro-4,4'-biphenyldiamine 4,4'-diamino-5,5',2,2'-tetrachlorobiphenyl 4,4'-DIAMINO-2,2',5,5'-TETRACHLOROBIPHENYL 2,2',5,5'-Tetrachlorobiphenyl-4,4'-diamine 4-(4-aminophenyl)-N,N,2,3-tetrachloroaniline 2,2',5,5'-Tetrachloro-[1,1'-Biphenyl]-4,4'-diamine [1,1'-biphenyl]-4,4'-diamine, 2,2',5,5'-tetrachloro- |
| CAS | 15721-02-5 |
| EINECS | 239-815-3 |
| InChI | InChI=1/C12H8Cl4N2/c13-7-3-11(17)9(15)1-5(7)6-2-10(16)12(18)4-8(6)14/h1-4H,17-18H2 |
15721-02-5 - Physico-chemical Properties
| Molecular Formula | C12H8Cl4N2 |
| Molar Mass | 322.02 |
| Density | 1.5309 (rough estimate) |
| Melting Point | 135-140°C(lit.) |
| Boling Point | 477.67°C (rough estimate) |
| Flash Point | 200.7°C |
| Solubility | soluble in Methanol |
| Vapor Presure | 7.13E-07mmHg at 25°C |
| Appearance | Powder |
| Color | Light yellow to Yellow to Orange |
| pKa | 1.58±0.13(Predicted) |
| Storage Condition | -70°C |
| Refractive Index | 1.6000 (estimate) |
| MDL | MFCD00043918 |
| Use | For the manufacture of high-grade organic pigments |
15721-02-5 - Risk and Safety
| Hazard Symbols | T - Toxic |
| Risk Codes | 61 - May cause harm to the unborn child |
| Safety Description | S53 - Avoid exposure - obtain special instructions before use. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| WGK Germany | 3 |
| RTECS | DD1751000 |
15721-02-5 - Reference Information
| (IARC) carcinogen classification | 3 (Vol. 27, Sup 7) 1987 |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| application | 2,2 ',5,5'-tetrachlorodiphenylamine is used to manufacture high-grade organic pigments, which can be used as organic synthesis intermediates and pharmaceutical intermediates, and can be used in laboratory research and development processes and chemical and pharmaceutical production processes. |
| use | used to make high-grade organic pigments |
Last Update：2024-04-09 15:16:48
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