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Benzidine dihydrochloride

Product Name
Benzidine dihydrochloride
CAS No.
531-85-1
Chemical Name
Benzidine dihydrochloride
Synonyms
benzidine2hcl;Benzidine HCL;Benzidine dihydrochl;Piroctone Impurity 1;BENZIDINE HYDROCHLORIDE;dihidroclorurodebenzidina;BENZIDINE DIHYDROCHLORIDE;Benzidine dihydroenloride;Phenylbutazone Impurity A;Phenylbutazone Impurity E
CBNumber
CB5133044
Molecular Formula
C12H13ClN2
Formula Weight
220.7
MOL File
531-85-1.mol
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Benzidine dihydrochloride Property

Melting point:
≥300 °C
color 
Leaflets
Water Solubility 
0.1-0.5 g/100 mL at 23.5 ºC
BRN 
3914846
CAS DataBase Reference
531-85-1(CAS DataBase Reference)
EPA Substance Registry System
Benzidine dihydrochloride (531-85-1)
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Safety

Hazard Codes 
T,N,Xn
Risk Statements 
45-22-50/53-36/37/38-20/21/22
Safety Statements 
53-45-60-61-36-26
RIDADR 
UN 2811 6.1/PG 2
WGK Germany 
3
RTECS 
DD0600000
Toxicity
mmo-sat 100 nmol/plate MUREAV 136,33,84
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H302Harmful if swallowed

H350May cause cancer

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P201Obtain special instructions before use.

P202Do not handle until all safety precautions have been read and understood.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P273Avoid release to the environment.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P308+P313IF exposed or concerned: Get medical advice/attention.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
B3383
Product name
Benzidine dihydrochloride
Purity
≥99% (titration)
Packaging
1g
Price
$73.1
Updated
2024/03/01
Sigma-Aldrich
Product number
12125
Product name
Benzidine dihydrochloride
Purity
for experimental carcinogenesis, ≥99.0%
Packaging
5g
Price
$219
Updated
2023/06/20
Sigma-Aldrich
Product number
B3383
Product name
Benzidine dihydrochloride
Purity
≥99% (titration)
Packaging
5g
Price
$252
Updated
2024/03/01
Sigma-Aldrich
Product number
B3383
Product name
Benzidine dihydrochloride
Purity
≥99% (titration)
Packaging
10g
Price
$462
Updated
2024/03/01
Biosynth Carbosynth
Product number
FB147203
Product name
Benzidine dihydrochloride
Packaging
25g
Price
$566
Updated
2021/12/16
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Benzidine dihydrochloride Chemical Properties,Usage,Production

Uses

The dihydrochlorie salt of Benzidine (B121000) a common used in dyes and environmental testing.

General Description

White crystalline powder.

Air & Water Reactions

Benzidine dihydrochloride may be sensitive to prolonged exposure to light and air. Slightly soluble in water.

Reactivity Profile

Acidic organic/inorganic salts, such as Benzidine dihydrochloride, are generally soluble in water. The resulting solutions contain moderate to high concentrations of hydrogen ions and have pH's of less than 7.0. They react as acids to neutralize bases. These neutralizations generate heat, but less or far less than is generated by neutralization of inorganic acids, inorganic oxoacids, and carboxylic acid. They usually do not react as either oxidizing agents or reducing agents but such behavior is not impossible. Many of these compounds catalyze organic reactions.

Fire Hazard

Flash point data for Benzidine dihydrochloride are not available; however, Benzidine dihydrochloride is probably combustible.

Safety Profile

Suspected carcinogen with experimental carcinogenic and tumorigenic data. Human mutation data reported. When heated to decomposition it emits very toxic fumes of HCl and NOx.

Purification Methods

Benzidine dihydrochloride [531-85-1] M 257.2, m >250o(dec). Crystallise the salt by dissolving in hot H2O, and adding conc HCl to the slightly cooled solution. CARCINOGENIC.[Beilstein 13 IV 365.]

Benzidine dihydrochloride Preparation Products And Raw materials

Raw materials

Preparation Products

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Benzidine dihydrochloride Suppliers

BEST-REAGENT
Tel
400-1166-196 18981987031
Fax
028-84555506 800101999
Email
cdhxsj@163.com
Country
China
ProdList
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Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
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JinYan Chemicals(ShangHai) Co.,Ltd.
Tel
13817811078
Fax
86-021-50426522,50426273
Email
sales@jingyan-chemical.com
Country
China
ProdList
9984
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Syntechem Co.,Ltd
Tel
Fax
E-Mail Inquiry
Email
info@syntechem.com
Country
China
ProdList
12990
Advantage
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Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14443
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Chengdu Ai Keda Chemical Technology Co., Ltd.
Tel
4008-755-333 18080918076
Fax
028-86757656
Email
800078821@qq.com
Country
China
ProdList
9725
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9ding chemical ( Shanghai) Limited
Tel
4009209199
Fax
86-021-52271987
Email
sales@9dingchem.com
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Shanghai Aladdin Bio-Chem Technology Co.,LTD
Tel
400-6206333 18521732826;
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021-50323701
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Shanghai Ruji Biology Technology Co., Ltd.
Tel
+86-21-65211385-8001 36031160
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+86-21-65211385-8004
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China
ProdList
3224
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Beijing Universal Century Technology Co., Ltd.
Tel
400-8706899
Fax
400-8706899
Email
hysj_bj.com
Country
China
ProdList
3585
Advantage
55
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View Lastest Price from Benzidine dihydrochloride manufacturers

Shaanxi Dideu Medichem Co. Ltd
Product
Benzidine dihydrochloride 531-85-1
Price
US $1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
20T
Release date
2019-12-30
Career Henan Chemical Co
Product
Benzidine dihydrochloride 531-85-1
Price
US $1.00/kg
Min. Order
1kg
Purity
95%-99%
Supply Ability
100kg
Release date
2018-12-24

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