Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,3'-Dichlorobenzidine 2HCl
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 3,3'-Dichlorobenzidine 2HCl
Price: ￥528.0/100mg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,3'-Dichlorobenzidine dihydrochloride
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 612-83-9 3,3'-Dichlorobenzidine dihydrochloride
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

612-83-9

612-83-9 structure

612-83-9 structure

Name: 3,3'-Dichlorobenzidine 2HCl
Chemical Name: 4-(4-amino-3-chlorophenyl)-2-chloroaniline,dihydrochloride
CAS Number: 612-83-9
Molecular Formula: C₁₂H₁₂Cl₄N₂
Molecular Weight: 326.049
Catalog: analytical chemistry Standard Cosmetic standard
Create Date: 2018-06-25 01:04:31
Modify Date: 2025-08-20 17:04:18

Name	4-(4-amino-3-chlorophenyl)-2-chloroaniline,dihydrochloride
Synonyms	3,3'-Dichlorobenzidine 2HCl 3,3'-Dichlorobiphenyl-4,4'-diamine dihydrochloride Benzidine,3,3'-dichloro-,dihydrochloride [1,1'-Biphenyl]-4,4'-diamine, 3,3'-dichloro-, hydrochloride (1:2) [1,1'-Biphenyl]-4,4'-diamine, 3,3'-dichloro-, dihydrochloride 3,3'-Dichloro-4,4'-biphenyldiamine dihydrochloride 3,3'-DICHLOROBENZIDINE DIHYDROCHLORIDE MFCD00040388 EINECS 210-323-0

Boiling Point	385ºC at 760 mmHg
Melting Point	132~137℃
Molecular Formula	C₁₂H₁₂Cl₄N₂
Molecular Weight	326.049
Exact Mass	323.975464
PSA	52.04000
LogP	6.59120
Stability	Stable, but may be air or light sensitive. Incompatible with strong oxidizing agents.
Water Solubility	<0.1 g/100 mL at 21.5 ºC

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DD0550000

CHEMICAL NAME :: Benzidine, 3,3'-dichloro-, dihydrochloride

CAS REGISTRY NUMBER :: 612-83-9

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C12-H10-Cl2-N2.2Cl-H

MOLECULAR WEIGHT :: 326.06

WISWESSER LINE NOTATION :: ZR BG D- 2 &GH &GH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3820 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 10 ug/plate

REFERENCE :: ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 5(Suppl 1),3,1983 *** U.S. STANDARDS AND REGULATIONS *** OSHA-cancer suspect agent CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1007,1987

Symbol	GHS07, GHS08, GHS09
Signal Word	Danger
Hazard Statements	H312-H317-H350-H410
Precautionary Statements	P201-P280-P308 + P313
Hazard Codes	T:Toxic;N:Dangerousfortheenvironment;
Risk Phrases	R45;R21;R43;R50/53
Safety Phrases	S53-S45-S60-S61
RIDADR	UN 3077 9/PG 3
WGK Germany	3
RTECS	DD0550000
HS Code	2921590090

HS Code	2921590090
Summary	2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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