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Benzidine

Unit Price: Get Latest Price
CAS No.:

92-87-5

Price valid (until):

2026-10-02

Company Type:
Manufactory
Location:
China
Qualification:
Main Products:

N-Diethyl-m-toluamide,6-Methyluracil,Anisole,4-Dimethoxybenzoic acid,CS (lacrimator),Daucosterol

  • Product Description

  • Seller Information

  • Description
    Dayang Chem (Hangzhou) Co.,Ltd, with approximately 962016 visits to its shop, is a reputable Manufactory that has been providing Benzidine products for 4 years on ECHEMI.
    ECHEMI Editorial Reference
    It appears as white or light pink crystalline powder with a melting point of 125 ℃, the boiling point of 400 ℃, (98.7kPa) and the relative density of 1.250 (20/4 ℃). It is soluble in boiling ethanol, acetic acid and diluted hydrochloric acid, slightly soluble in ether, slightly soluble in boiling water and slightly soluble in cold water. Its color is darkened under air and light. Analysis reagents are usually benzodine hydrochloride or acetate, which is more soluble, and sulfate is commonly use

    Basic Info
    Product Name:

    4,4′-Diaminodiphenyl

    Other Name:

    [1,1′-Biphenyl]-4,4′-diamine;Benzidine;4,4′-Biphenyldiamine;C.I. Azoic Diazo Component 112;4,4′-Diaminobiphenyl;p-Diaminodiphenyl;4,4′-Diphenylenediamine;Fast Corinth Base B;4,4′-Bianiline;4,4′-Diaminodiphenyl;p,p′-Diaminobiphenyl;p,p′-Bianiline;4,4′-Diamino-1,1′-biphenyl;4′-Amino-[1,1′-biphenyl]-4-ylamine;4-(4-Aminophenyl)aniline;NSC 146476;4,4′-Diaminobenzidine;46310-07-0;56481-94-8

    CAS No.:

    92-87-5

    Molecular Formula:

    C12H12N2

    InChIKeys:

    InChIKey=HFACYLZERDEVSX-UHFFFAOYSA-N

    Molecular Weight:

    184.24

    Exact Mass:

    184.24

    EC Number:

    202-199-1

    HScode:

    2921590020

    Categories:

    Standard

    Characteristics
    PSA:

    52

    XLogP3:

    1.34

    Appearance:

    off-white solid

    Density:

    1.250 g/cm3 @ Temp: 20 °C

    Melting Point:

    120 °C

    Boiling Point:

    401 °C

    Flash Point:

    11 °C

    Refractive Index:

    1.667

    Water Solubility:

    H2O: Sparingly soluble . <0.1 g/100 mL at 22 ºC

    Storage Conditions:

    2-8°C

    Vapor Pressure:

    Based on the specific vapor density value of 6.36 (Sims et al., 1988), the vapor pressure wascalculated to be 0.83 at 20 °C.

    Vapor Density:

    6.36

    Toxicity:

    Oral-Rat  LD50: 309 mg/kg; Oral-Mouse  LD50: 214 mg/kg

    Flammability characteristics:

    Combustible; decomposes toxic nitrogen oxide gas when heated; poisoning produces hemolysis, bone marrow suppression; nausea, vomiting, and liver and kidney damage

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    Carcinogenicity, Category 1A

    Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1

    Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 1

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H302 Harmful if swallowed

    H350 May cause cancer

    H410 Very toxic to aquatic life with long lasting effects

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

    P203 Obtain, read and follow all safety instructions before use.

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    P273 Avoid release to the environment.

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    P318 IF exposed or concerned, get medical advice.

    P391 Collect spillage.

    Storage

    P405 Store locked up.

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    NO open flames. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Provision to contain effluent from fire extinguishing. Separated from strong oxidants and food and feedstuffs. Keep in the dark. Well closed. Store in an area without drain or sewer access.KEEP WELL CLOSED & PROTECTED FROM LIGHT.

  • Seller Information
    Business Type:

    Manufactory

    Main Products:

    N-Diethyl-m-toluamide,6-Methyluracil,Anisole,4-Dimethoxybenzoic acid,CS (lacrimator),Daucosterol

    Location:

    RM901-7,Unit 2,259# WenSan Road, Xihu District, Hangzhou Zhejiang, China

    Payment Terms:

    TT against copy of documents,D/P,L/C,D/A,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    2

    Total Annual Revenue:

    $10 million-$25 million

    Total Employees:

    11-50

    Year of Establishment:

    2020

    Certifications:

    Dangerous Chemicals Business License,Pesticide Business License,ISO 9001:2015

    Company

    Dayang chem (Hangzhou) Co., Ltd.,which headquartered in Hangzhou, China, is a high-tech enterprise specialized in technical research, production, development and trade of chemical products. Dayang chem (Hangzhou) Co., Ltd retained the whole sales, technical and after-sales team of Hangzhou Dayangchem Co., Ltd, which will serve our customers better.

    DAYANG CHEM covers whole range from small amount (gram grade) for research to big bulk for industrial production. Synthesis capacity from 1 liter to 3000 liter is available.

    business serve local customers and markets around the globeProfile


      Company Profile  

    Dayangchem focus on:
    -Organic compounds
                             -Active Pharmaceutical Ingredient(s)
    -Nutritional products
    -Custom synthesis
          -Contract Manufacturing
    We have following advantages:
     Our laboratory---We have two laboratories in Zhejiang University and Zhejiang Industry University . These laboratories focus on Technology Development and Custom Synthesis, 
    Manufacturing base --- The company has Manufacturing bases in Zhejiang, Jiangsu and Shandong province. These bases focus on production and Contract Manufacturing.
    Sales agent ---DAYANG CHEM are authorized by some Chinese chemical factories as universal agency and international area agency.
    Good reputation---DAYANG CHEM has established very good cooperation and business relations with hundreds ofqualified manufacturers worldwide. Our products were exported to more than 100 countries




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