2-Sulfobenzoic acid

Name: 2-Sulfobenzoic acid
Brand: Zemixal
SKU: ZX-031272

Reference StandardAvailable on request

Order 2-Sulfobenzoic acid (CAS 632-25-7) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes

CAS number632-25-7

FormulaC₇H₆O₅S

Molar mass202.19 g/mol

Physical formSolid

HS code38229090

InChIKeyZMPRRFPMMJQXPP-UHFFFAOYSA-N

IUPAC name2-sulfobenzoic acid

About 2-Sulfobenzoic acid

2-Sulfobenzoic acid belongs to the Meloxicam reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 632-25-7, formula C7H6O5S and molar mass 202.19 g/mol. It is handled as a solid.

Use cases we see most often

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

Storage and safety notes

Hazard communication follows GHS (Danger: H302, H312, H314 and H332). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. 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 Meloxicam

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

Meloxicam 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 2-Sulfobenzoic acid
Product name	2-Sulfobenzoic acid
Catalogue number	ZX-031272
CAS number	632-25-7
IUPAC name	2-sulfobenzoic acid
Molecular formula	C₇H₆O₅S
Molar mass	202.19 g/mol
Exact mass	201.9936
Grade	Reference Standard
Physical form	Solid
XLogP3	0.2
H-bond donors / acceptors	2 / 5
Topological polar surface area	100 Å²
HS code	38229090
InChIKey	ZMPRRFPMMJQXPP-UHFFFAOYSA-N
SMILES	C1=CC=C(C(=C1)C(=O)O)S(=O)(=O)O
PubChem CID	12438
Synonyms	o-Sulfobenzoic acid, Benzoic acid, 2-sulfo-, ortho-sulphobenzoic acid, 2-Sulphobenzoic acid, sulfobenzoic acid, carboxybenzenesulfonic acid, sulphobenzoic acid, SulfobenzoesA currencyure, 2-carboxybenzenesulfonic 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
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements P260, P261, P264, P270, P271, P280, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P319, P321, P330, P362 + P364, P363, 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 2-Sulfobenzoic 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 2-Sulfobenzoic acid

Which CAS number identifies 2-Sulfobenzoic acid?

2-Sulfobenzoic acid is registered under CAS 632-25-7. You may also see it listed as o-Sulfobenzoic acid, Benzoic acid, 2-sulfo-, ortho-sulphobenzoic acid. Our catalogue number for this item is ZX-031272.

What are the formula and molar mass of 2-Sulfobenzoic acid?

For 2-Sulfobenzoic acid, its formula is C7H6O5S and its molar mass is 202.19 g/mol. The systematic (IUPAC) name is 2-sulfobenzoic acid. InChIKey ZMPRRFPMMJQXPP-UHFFFAOYSA-N lets you match it in any structure database.

How is 2-Sulfobenzoic acid used in pharmaceutical QC?

2-Sulfobenzoic acid is a characterised reference material linked to Meloxicam. 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 2-Sulfobenzoic 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 2-Sulfobenzoic 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 2-Sulfobenzoic acid to my country?

Yes. Because 2-Sulfobenzoic 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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