4-Chloro-3-(chlorosulfonyl)benzoic Acid

Name: 4-Chloro-3-(chlorosulfonyl)benzoic Acid
Brand: Zemixal
SKU: ZX-033620

Reference StandardAvailable on request

Buy 4-Chloro-3-(chlorosulfonyl)benzoic Acid (CAS 2494-79-3) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes

4-Chloro-3-(chlorosulfonyl)benzoic Acid chemical structure

CAS number2494-79-3

FormulaC₇H₄Cl₂O₄S

Molar mass255.07 g/mol

Physical formSolid

HS code38229090

InChIKeyLYBQQYNSZYSUMT-UHFFFAOYSA-N

IUPAC name4-chloro-3-chlorosulfonylbenzoic acid

About 4-Chloro-3-(chlorosulfonyl)benzoic Acid

Analytical teams working on Indapamide use 4-Chloro-3-(chlorosulfonyl)benzoic Acid as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 2494-79-3, formula C7H4Cl2O4S and molar mass 255.07 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Storage and safety notes

It carries the GHS signal word Danger (H302 and H318), so wear gloves and eye protection and work with good ventilation.

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. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Indapamide

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

Indapamide standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 4-Chloro-3-(chlorosulfonyl)benzoic Acid
Product name	4-Chloro-3-(chlorosulfonyl)benzoic Acid
Catalogue number	ZX-033620
CAS number	2494-79-3
IUPAC name	4-chloro-3-chlorosulfonylbenzoic acid
Molecular formula	C₇H₄Cl₂O₄S
Molar mass	255.07 g/mol
Exact mass	253.9207
Grade	Reference Standard
Physical form	Solid
XLogP3	2.1
H-bond donors / acceptors	1 / 4
Topological polar surface area	79.8 Å²
HS code	38229090
InChIKey	LYBQQYNSZYSUMT-UHFFFAOYSA-N
SMILES	C1=CC(=C(C=C1C(=O)O)S(=O)(=O)Cl)Cl
PubChem CID	75613
Synonyms	4-Chloro-3-(chlorosulphonyl)benzoic acid, Benzoic acid, 4-chloro-3-(chlorosulfonyl)-, 3-(Chlorosulfonyl)-4-chlorobenzoic Acid, 5-carboxy-2-chlorobenzenesulfonyl chloride, 3-Carboxy-6-chlorobenzenesulfonyl Chloride, 5-carboxy-2-chlorobenzenesulfon, 3-chlorosulfonyl-4-chlorobenzoic acid, 4-chloro-5-chlorosulfonylbenzoic acid, 4-chloro-5-chlorosulfonyl benzoic acid

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

Safety and GHS hazards

Corrosive

Irritant or harmful

Signal word Danger

H302Harmful if swallowed
H318Causes serious eye damage

Precautionary statements P264, P264 + P265, P270, P280, P301 + P317, P305 + P354 + P338, P317, P330, 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 4-Chloro-3-(chlorosulfonyl)benzoic Acid
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

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

Questions about 4-Chloro-3-(chlorosulfonyl)benzoic Acid

Which CAS number identifies 4-Chloro-3-(chlorosulfonyl)benzoic Acid?

4-Chloro-3-(chlorosulfonyl)benzoic Acid is registered under CAS 2494-79-3. You may also see it listed as 4-Chloro-3-(chlorosulphonyl)benzoic acid, Benzoic acid, 4-chloro-3-(chlorosulfonyl)-, 3-(Chlorosulfonyl)-4-chlorobenzoic Acid. Our catalogue number for this item is ZX-033620.

What are the formula and molar mass of 4-Chloro-3-(chlorosulfonyl)benzoic Acid?

For 4-Chloro-3-(chlorosulfonyl)benzoic Acid, its formula is C7H4Cl2O4S and its molar mass is 255.07 g/mol. The systematic (IUPAC) name is 4-chloro-3-chlorosulfonylbenzoic acid. InChIKey LYBQQYNSZYSUMT-UHFFFAOYSA-N lets you match it in any structure database.

How is 4-Chloro-3-(chlorosulfonyl)benzoic Acid used in pharmaceutical QC?

4-Chloro-3-(chlorosulfonyl)benzoic Acid is a characterised reference material linked to Indapamide. 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 4-Chloro-3-(chlorosulfonyl)benzoic Acid?

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 4-Chloro-3-(chlorosulfonyl)benzoic 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 4-Chloro-3-(chlorosulfonyl)benzoic Acid to my country?

Yes. Because 4-Chloro-3-(chlorosulfonyl)benzoic 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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