Benzidine, Promotion Season Now in Store and Free Sample for Testing with Factory Price
- Chemical Name: Benzidine
- CAS No.:92-87-5
- Molecular Fomula:C12H12N2
- Molecular weight:184.24
- Appearance:White crystalline powder
- Sample: Available
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Description of Benzidine
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.
Basic Info of Benzidine
Basic Info
Numbering system
Properties
Safety Info
Basic Info
| Chemical Name | 4-(4-aminophenyl)aniline |
| Synonyms | BENZIDINE;[1,1‘-Biphenyl]-4,4‘-diamine;biphenyl-4,4′-diamine;4,4′-Bianiline;p-Diaminodiphenyl;Expand |
| CAS No. | 92-87-5 |
| Molecular Formula | C12H12N2 |
| Molecular Weight | 184.23700 |
| PSA | 52.04000 |
| LogP | 3.68040 |
Numbering system
| EINECS number | 202-199-1 |
| MDL number | MFCD00039765 |
Properties
| Appearance & Physical State | off-white solid |
| Density | 1.25 |
| Boiling Point | 402ºC |
| Melting Point | 128ºC |
| Flash Point | 11ºC |
| Refractive Index | 1.667 |
| Water Solubility | Sparingly soluble. |
| Stability | Stable. Combustible. Incompatible with strong oxidizing agents. |
| Storage Condition | 2-8ºC |
Safety Info
| RTECS | DC9625000 |
| Hazard Class | 6.1(a) |
| Safety Statements | S53-S45-S60-S61 |
| HS Code | 2921590020 |
| WGK Germany | 3 |
| Packing Group | II |
| RIDADR | UN 1885 |
| Risk Statements | R45; R22; R50/53 |
| Hazard Codes | T; N |
What is Benzidine?
With the progress of science and technology and the development of society, chemical products have invariably permeated our daily lives, in medicine, food, cosmetics, electronics, industry, and other areas, becoming an essential part of our lives. One such product is it which has developed particularly rapidly in recent years. Do you know about it?
The official answer:On 27 October 2017, the World Health Organization’s International Agency for Research on Cancer published a preliminary collated reference to the list of carcinogens with 4,4-diamino diphenyl (BENZIDINE) in the list of Class I carcinogens.
What’s the application of Benzidine?
It can be used in the manufacture of direct dyes, acid dyes, reduction dyes, ice dye dyes, sulfide dyes, reactive dyes, and organic pigments, and is an important dye intermediate; used as a chain extender in the production of polyurethane rubber and fibers; used in medicine, cyanide, and blood testing; used as a chemical reagent, thin layer chromatography for the determination of mono-formaldehyde sugars and ammonium persulphate.
Conclusion
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