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API Process Intermediates & Related Compounds

3,4-Dichlorobenzoic acid

Available on request

3,4-Dichlorobenzoic acid (CAS 51-44-5) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-033675.

Pack sizes
3,4-Dichlorobenzoic acid chemical structure
CAS number51-44-5
FormulaC7H4Cl2O2
Molar mass191.01 g/mol
Physical formSolid
InChIKeyVPHHJAOJUJHJKD-UHFFFAOYSA-N
IUPAC name3,4-dichlorobenzoic acid

About 3,4-Dichlorobenzoic acid

Zemixal supplies 3,4-Dichlorobenzoic acid within its pharma Intermediates & Building Blocks portfolio. Identity at a glance: CAS 51-44-5, formula C7H4Cl2O2 and molar mass 191.01 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Safe handling

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Lamotrigine

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

Lamotrigine standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Applications

Specifications and identifiers

Specifications of 3,4-Dichlorobenzoic acid
Product name3,4-Dichlorobenzoic acid
Catalogue numberZX-033675
CAS number51-44-5
IUPAC name3,4-dichlorobenzoic acid
Molecular formulaC7H4Cl2O2
Molar mass191.01 g/mol
Exact mass189.9588
Physical formSolid
XLogP33.5
H-bond donors / acceptors1 / 2
Topological polar surface area37.3 Ų
InChIKeyVPHHJAOJUJHJKD-UHFFFAOYSA-N
SMILESC1=CC(=C(C=C1C(=O)O)Cl)Cl
PubChem CID5817
SynonymsBenzoic acid, 3,4-dichloro-, Benzoic acid,4-dichloro-

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

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 3,4-Dichlorobenzoic acid
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 3,4-Dichlorobenzoic acid

Which CAS number identifies 3,4-Dichlorobenzoic acid?
3,4-Dichlorobenzoic acid is registered under CAS 51-44-5. You may also see it listed as Benzoic acid, 3,4-dichloro-, Benzoic acid,4-dichloro-. Our catalogue number for this item is ZX-033675.
What are the formula and molar mass of 3,4-Dichlorobenzoic acid?
For 3,4-Dichlorobenzoic acid, its formula is C7H4Cl2O2 and its molar mass is 191.01 g/mol. The systematic (IUPAC) name is 3,4-dichlorobenzoic acid. InChIKey VPHHJAOJUJHJKD-UHFFFAOYSA-N lets you match it in any structure database.
How is 3,4-Dichlorobenzoic acid used in pharmaceutical QC?
3,4-Dichlorobenzoic acid is a characterised reference material linked to Lamotrigine. 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 3,4-Dichlorobenzoic acid?
The grade and assay are confirmed on the quotation and the batch COA. 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 3,4-Dichlorobenzoic acid?
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 3,4-Dichlorobenzoic acid to my country?
Yes. Because 3,4-Dichlorobenzoic acid 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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