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

91-94-1

91-94-1 structure

Name: 3,3'-Dichlorobenzidine
Chemical Name: 3,3'-Dichlorobenzidine
CAS Number: 91-94-1
Molecular Formula: C₁₂H₁₀Cl₂N₂
Molecular Weight: 253.127
Catalog: Organic raw materials Amino compound Cycloalkylamines, aromatic monoamines, aromatic polyamines and derivatives and salts thereof
Create Date: 2018-09-02 17:08:28
Modify Date: 2026-07-02 11:21:31

Name	3,3'-Dichlorobenzidine
Synonyms	3,3'-DICHLOROBENZIDINE, 1X1ML,MEOH, 5000 UG/ML o,o’-dichlorobenzidine 3,3’-dichlorobenzidinebase Curithane C 3,3'-Dichloro-4,4'-diamino(1,1-biphenyl) 1,1-Biphenyl-4,4-diamine, 3,3-dichloro 3,3'-Dichlorbenzidin 3,3'-Dichloro-(1,1'-biphenyl)-4,4'-diamine 4-(4-amino-3-chlorophenyl)-2-chloroaniline o,o'-Dichlorobenzidine 1’-Biphenyl]-4,4’-diamine,3,3’-dichloro-[1 ortho,ortho’-dichlorobenzidine 3,3’-dichloro-4,4’-diaminodiphenyl 4'-Amino-3,3'-dichloro[1,1'-biphenyl]-4-ylamine c.i 3,3’-dichloro-4,4’-diaminobiphenyl 4-(4-amino-3-chlorophenyl)-2-chlorobenzenamine dichlorobenzidinebase DCB 3,3'-dichlorobiphenyl-4,4'-ylenediamine 3,3'-Dichloro-4,4'-biphenyldiamine 4,4’-diamino-3,3’-dichlorodiphenyl 4-13-00-00384 (Beilstein Handbook Reference) curithanec126 Dichlorobenzidine base 3,3’-dichlorobiphenyl-4,4’-diamine 3,3-Dichloro-[1,1]-biphenyl-4,4-diamine 4-(4-azanyl-3-chloro-phenyl)-2-chloro-aniline Benzidine, 3,3'-dichloro 4-(4-Amino-3-chlorophenyl)-2-chloroaniline 3,3’-dichlorobenzidin(czech) 3,3’-dichloro-4,4’-diamino(1,1-biphenyl) 4,4'-Diamino-3,3'-dichlorodiphenyl rcrawastenumberu073 4,4'-DIAMINO-3,3'-DICHLOROBIPHENYL 3,3'-dichloro-[1,1'-Biphenyl]-4,4'-diamine 。 3,3'-dichloro-benzidin 。 3,3'-dichlorbenzidin 。 3,3'-dichloro(1,1'-biphenyl)-4,4'-diamine 。 3,3'-dichloro-4,4'-biphenyldiamine 。 3,3’-dichlorobenzidine(anditssalts) 3,3’-dichlorbenzidin 3,3'-Dichlorobenzidina 3,3'-Dichlorobenzadine [4-(4-amino-3-chloro-phenyl)-2-chloro-phenyl]amine 3, 3 -Dichlorbenzidine and salts 3,3'-dichlorobenzidine 3,3'-dichlorobiphenyl-4,4'-ylenediamine 3,3`-dichlorobenzidine 3,3-Dichloro-(1,1'-biphenyl)-4,4'-diamine MFCD00043917 EINECS 202-109-0 Rcra waste number U073 3,3'-Dichlorobiphenyl-4,4'-diamine 3,3'-Dichloro-4,4'-diaminodiphenyl 3,3’-dichloro-benzidin 3,3'-DICHLOROBENZIDINE, 1X1ML, MEOH, 200 0UG/ML 4,4'-Bi[2-chloroaniline] 3,3’-dichloro-4,4’-biphenyldiamine 3,3'-DICHLOROBENZIDINE, 100MG, NEAT ortho,ortho'-Dichlorobenzidine WLN: ZR BG DR DZ CG 3,3'-dichlorobenzidine solution 1’-biphenyl)-4,4’-diamine,3,3’-dichloro-( Dichlorobenzidine ci23060 3,3-dichlorobenzidine (2nd lot) 3,3’-dichlorobenzidina 3.3'-Dichlorobenzidine 100mg [-1] o,o'-dichlorobenzidine 1’-biphenyl]-4,4’-diamine,3,3’-dichloro-[ 3,3’-dichloro(1,1’-biphenyl)-4,4’-diamine

Density	1.4±0.1 g/cm3
Boiling Point	385.0±37.0 °C at 760 mmHg
Melting Point	133ºC
Molecular Formula	C₁₂H₁₀Cl₂N₂
Molecular Weight	253.127
Flash Point	186.6±26.5 °C
Exact Mass	252.022110
PSA	52.04000
LogP	3.45
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.679
Stability	Stable. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DD0525000

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

CAS REGISTRY NUMBER :: 91-94-1

BEILSTEIN REFERENCE NO. :: 2108022

LAST UPDATED :: 199712

DATA ITEMS CITED :: 53

MOLECULAR FORMULA :: C12-H10-Cl2-N2

MOLECULAR WEIGHT :: 253.14

WISWESSER LINE NOTATION :: ZR BG DR DZ CG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 17 gm/kg/50W-C

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Blood - tumors Skin and Appendages - tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3600 mg/kg/61W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - breast

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 5100 mg/kg/43W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 320 mg/kg female 15-21 day(s) after conception

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Reproductive - Tumorigenic effects - transplacental tumorigenesis Lungs, Thorax, or Respiration - tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 5200 mg/kg/47W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors Tumorigenic - tumors at site of application

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 17 gm/kg/7Y-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors Kidney, Ureter, Bladder - tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - hamster

DOSE/DURATION :: 176 gm/kg/70W-C

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors Kidney, Ureter, Bladder - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 20 gm/kg/52W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - tumors Skin and Appendages - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 21 gm/kg/50W-C

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Blood - tumors Skin and Appendages - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7 gm/kg/43W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :: Micronucleus test

TYPE OF TEST :: Mutation test systems - not otherwise specified

TYPE OF TEST :: Cytogenetic analysis

MUTATION DATA

TYPE OF TEST :: DNA adduct

TEST SYSTEM :: Mammal - species unspecified Lymphocyte

REFERENCE :: CBINA8 Chemico-Biological Interactions. (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1969- Volume(issue)/page/year: 38,369,1982 *** REVIEWS *** ACGIH TLV-Animal carcinogen, NO TWA (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 4,49,1974 IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 29,239,1982 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 29,239,1982 IARC Cancer Review:Group 2B IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,193,1987 TOXICOLOGY REVIEW ADCSAJ Advances in Chemistry Series. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) No.1- 1950- Volume(issue)/page/year: 13,271,1970 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD:skin-HUMAN CARCINOGEN, NO ASSIGNED TWA DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,77,1971 OSHA PEL (Gen Indu):see CFR 29,1910.1007 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):see CFR 29,1926.1107 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):see CFR 29,1915.1007 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 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 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA;Skin;Carcinogen JAN 1993 OEL-FRANCE;Carcinogen JAN 1993 OEL-GERMANY;Skin;Carcinogen JAN 1993 OEL-SWEDEN;Carcinogen JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg/m3;Skin;Carcinogen JAN 1993 OEL-SWITZERLAND;Carcinogen JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO 3,3'-DICHLOROBENZIDINE-air:CA use 29 CFR 1910.1007 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992

Symbol	GHS02, GHS06, GHS08, GHS09
Signal Word	Danger
Hazard Statements	H225-H301 + H311 + H331-H350-H370-H411
Precautionary Statements	P201-P210-P260-P273-P280-P301 + P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	T,N,F
Risk Phrases	R45
Safety Phrases	S53-S45-S60-S61-S36/37-S16-S7
RIDADR	UN 3077 9/PG 3
WGK Germany	3
RTECS	DD0550000
Packaging Group	II
Hazard Class	6.1
HS Code	2921590032

1310-73-2

97-36-9

4433-79-8

91-94-1

Literature: US5420315 A1, ;

613-35-4

91-94-1

Literature: DE94410 ;

88-73-3

91-94-1

Literature: Chemische Berichte, , vol. 33, p. 3552

7334-33-0

91-94-1

Literature: Journal of the Indian Chemical Society, , vol. 66, # 12 p. 865 - 867

7647-01-0

782-74-1

91-94-1

Literature: Chemische Berichte, , vol. 33, p. 3552

7334-33-0

91-94-1

95-51-2

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2> 67, p. 152,153,163 Journal fuer Praktische Chemie (Leipzig), , vol. <2> 68, p. 208

7647-01-0

64-17-5

7334-33-0

91-94-1

Detail

Literature: Zhurnal Obshchei Khimii, , vol. 7, p. 2209,2219, 2220 Chem. Zentralbl., , vol. 109, # I p. 3329 Zhurnal Obshchei Khimii, , vol. 6, p. 1064,1070 Chem. Zentralbl., , vol. 108, # I p. 2584

Precursor 8
97-36-9 4433-79-8 613-35-4 88-73-3
7334-33-0 7647-01-0 782-74-1 64-17-5
DownStream 10
32598-13-3 31508-00-6 26947-28-4 31507-99-0
35958-51-1 72732-23-1 31610-10-3 124236-34-6
782-74-1 49744-39-0

HS Code	2921590032
Summary	HS:2921590032 3,3'-dichloro-[1,1'-biphenyl]-4,4'-diamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:x MFN tariff:6.5% General tariff:30.0%

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

2350286-25-6	1697601-90-3
120237-94-7	1154752-07-4
1624563-40-1	1503990-00-8
53205-14-4	1500043-84-4
91802-04-9	330961-50-7