3,3'-Dichlorobiphenyl-4,4'-diamine

Name: 3,3'-Dichlorobiphenyl-4,4'-diamine
Brand: Vaqora Chemicals
SKU: VQ-035525

About 3,3'-Dichlorobiphenyl-4,4'-diamine

3,3'-Dichlorobiphenyl-4,4'-diamine is an impurity of Ridinilazole carrying the CAS registry number 91-94-1. Its molecular formula is C12H10Cl2N2 and its molecular weight is 253.12 g/mol. Its systematic (IUPAC) name is 4-(4-amino-3-chlorophenyl)-2-chloroaniline. Common synonyms include 3,3′-Dichlorobenzidine and Dichlorobenzidine base.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Ridinilazole to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 3,3'-Dichlorobiphenyl-4,4'-diamine in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Ridinilazole

View every impurity, metabolite and intermediate we list for Ridinilazole.

Ridinilazole impurities

Specifications & identifiers

Chemical identifiers
Product name	3,3'-Dichlorobiphenyl-4,4'-diamine
Catalogue No.	VQ-035525
CAS Number	91-94-1
IUPAC name	4-(4-amino-3-chlorophenyl)-2-chloroaniline
Molecular formula	C₁₂H₁₀Cl₂N₂
Molecular weight	253.12 g/mol
Exact mass	252.0221
Grade	Reference Standard
HSN code	38229090
InChIKey	HUWXDEQWWKGHRV-UHFFFAOYSA-N
SMILES	C1=CC(=C(C=C1C2=CC(=C(C=C2)N)Cl)Cl)N
PubChem CID	7070

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	2 / 2
TPSA	52 Å²
Synonyms	3,3′-Dichlorobenzidine, Dichlorobenzidine base, 3,3-Dichlorobenzidine, o,o'-Dichlorobenzidine, 3,3'-Dichlorbenzidin, 3,3'-Dichlorobenzidina, Curithane C126, 3,3'-Dichloro-4,4'-biphenyldiamine, Benzidine, 3,3'-dichloro-, 3,3'-Dichloro-4,4'-diaminobiphenyl, 3,3'-Dichloro-p,p'-bianiline

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Danger

Hazard statements

H312Harmful in contact with skin
H317May cause an allergic skin reaction
H350May cause cancer
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P203, P261, P272, P273, P280, P302 + P352, P317, P318, P321, P333 + P317, P362 + P364, P391, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 3,3'-Dichlorobiphenyl-4,4'-diamine?

The CAS Registry Number of 3,3'-Dichlorobiphenyl-4,4'-diamine is 91-94-1. It is also known as 3,3′-Dichlorobenzidine, Dichlorobenzidine base, 3,3-Dichlorobenzidine.

What is the molecular formula and molecular weight of 3,3'-Dichlorobiphenyl-4,4'-diamine?

3,3'-Dichlorobiphenyl-4,4'-diamine has the molecular formula C12H10Cl2N2 and a molecular weight of 253.12 g/mol. Its IUPAC name is 4-(4-amino-3-chlorophenyl)-2-chloroaniline.

What is 3,3'-Dichlorobiphenyl-4,4'-diamine used for?

3,3'-Dichlorobiphenyl-4,4'-diamine is supplied as a characterised reference material related to Ridinilazole. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 3,3'-Dichlorobiphenyl-4,4'-diamine can I order?

We supply 3,3'-Dichlorobiphenyl-4,4'-diamine in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3,3'-Dichlorobiphenyl-4,4'-diamine?

Yes. Every lot of 3,3'-Dichlorobiphenyl-4,4'-diamine is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 3,3'-Dichlorobiphenyl-4,4'-diamine be shipped internationally?

Yes. 3,3'-Dichlorobiphenyl-4,4'-diamine is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.