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API Impurities

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

Reference StandardAvailable on request

Buy 3,3'-Dichlorobiphenyl-4,4'-diamine (CAS 91-94-1) from Zemixal: C12H10Cl2N2, COA and SDS with every lot, worldwide shipping.

Pack sizes
3,3'-Dichlorobiphenyl-4,4'-diamine chemical structure
CAS number91-94-1
FormulaC12H10Cl2N2
Molar mass253.12 g/mol
Physical formSolid
HS code38229090
InChIKeyHUWXDEQWWKGHRV-UHFFFAOYSA-N
IUPAC name4-(4-amino-3-chlorophenyl)-2-chloroaniline

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

Zemixal lists 3,3'-Dichlorobiphenyl-4,4'-diamine for laboratories that identify, quantify or control Ridinilazole and its related substances. Key data (Reference Standard): CAS 91-94-1, formula C12H10Cl2N2 and molar mass 253.12 g/mol. It is handled as a solid.

Typical applications

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

Safe handling

Classified under GHS with signal word Danger and hazard statements H312, H317, H350 and H400. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Ridinilazole

See every impurity, metabolite and related compound we list for this API.

Ridinilazole standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 3,3'-Dichlorobiphenyl-4,4'-diamine
Product name3,3'-Dichlorobiphenyl-4,4'-diamine
Catalogue numberZX-032964
CAS number91-94-1
IUPAC name4-(4-amino-3-chlorophenyl)-2-chloroaniline
Molecular formulaC12H10Cl2N2
Molar mass253.12 g/mol
Exact mass252.0221
GradeReference Standard
Physical formSolid
XLogP33.5
H-bond donors / acceptors2 / 2
Topological polar surface area52 Ų
HS code38229090
InChIKeyHUWXDEQWWKGHRV-UHFFFAOYSA-N
SMILESC1=CC(=C(C=C1C2=CC(=C(C=C2)N)Cl)Cl)N
PubChem CID7070
Synonyms3,3′-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

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • 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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 3,3'-Dichlorobiphenyl-4,4'-diamine
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 3,3'-Dichlorobiphenyl-4,4'-diamine

Which CAS number identifies 3,3'-Dichlorobiphenyl-4,4'-diamine?
3,3'-Dichlorobiphenyl-4,4'-diamine is registered under CAS 91-94-1. You may also see it listed as 3,3′-Dichlorobenzidine, Dichlorobenzidine base, 3,3-Dichlorobenzidine. Our catalogue number for this item is ZX-032964.
What are the formula and molar mass of 3,3'-Dichlorobiphenyl-4,4'-diamine?
For 3,3'-Dichlorobiphenyl-4,4'-diamine, its formula is C12H10Cl2N2 and its molar mass is 253.12 g/mol. The systematic (IUPAC) name is 4-(4-amino-3-chlorophenyl)-2-chloroaniline. InChIKey HUWXDEQWWKGHRV-UHFFFAOYSA-N lets you match it in any structure database.
How is 3,3'-Dichlorobiphenyl-4,4'-diamine used in pharmaceutical QC?
3,3'-Dichlorobiphenyl-4,4'-diamine is a characterised reference material linked to Ridinilazole. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 3,3'-Dichlorobiphenyl-4,4'-diamine?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 3,3'-Dichlorobiphenyl-4,4'-diamine?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 3,3'-Dichlorobiphenyl-4,4'-diamine to my country?
Yes. Because 3,3'-Dichlorobiphenyl-4,4'-diamine is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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