Glibenclamide - Impurity A

Name: Glibenclamide - Impurity A
Brand: Zemixal
SKU: ZX-021786

Reference StandardAvailable on request

Order Glibenclamide - Impurity A (CAS 16673-34-0) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes

Glibenclamide - Impurity A chemical structure

CAS number16673-34-0

FormulaC₁₆H₁₇ClN₂O₄S

Molar mass368.8 g/mol

Physical formSolid

HS code38229090

InChIKeyKVWWTCSJLGHLRM-UHFFFAOYSA-N

IUPAC name5-chloro-2-methoxy-N-[2-(4-sulfamoylphenyl)ethyl]benzamide

About Glibenclamide - Impurity A

Analytical teams working on Glyburide use Glibenclamide - Impurity A as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 16673-34-0, formula C16H17ClN2O4S and molar mass 368.8 g/mol. It is handled as a solid.

Where it is used

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

Handling and storage

It carries the GHS signal word Warning (H302, 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 certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Glyburide

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

Glyburide 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 Glibenclamide - Impurity A
Product name	Glibenclamide - Impurity A
Catalogue number	ZX-021786
CAS number	16673-34-0
IUPAC name	5-chloro-2-methoxy-N-[2-(4-sulfamoylphenyl)ethyl]benzamide
Molecular formula	C₁₆H₁₇ClN₂O₄S
Molar mass	368.8 g/mol
Exact mass	368.0598
Grade	Reference Standard
Physical form	Solid
XLogP3	2.4
H-bond donors / acceptors	2 / 5
Topological polar surface area	107 Å²
HS code	38229090
InChIKey	KVWWTCSJLGHLRM-UHFFFAOYSA-N
SMILES	COC1=C(C=C(C=C1)Cl)C(=O)NCCC2=CC=C(C=C2)S(=O)(=O)N
PubChem CID	85542
Synonyms	Glibenclamide EP Impurity A, Glyburide USP Related Compound A, Glyburide Impurity A, 5-chloro-2-methoxy-N-(2-(4-sulfamoylphenyl)ethyl)benzamide, 5-Chloro-2-methoxy-N-(4-sulfamoylphenethyl)benzamide, NLRP3 Inflammasome Inhibitor I, 4-[2-(5-Chloro-2-methoxybenzamido)ethyl]benzene Sulfonamide, 4-[2-(5-Chloro-2-methoxybenzamido)ethyl]phenylsulfonamide, N-(2-(4-sulfamoyl)phenyl)ethyl-5-chloro-2-methoxybenzamide, 4-[2-(5-Chloro-2-methoxybenzamido) ethyl] benzenesulfonamide, Benzamide, N-(2-(4-(aminosulfonyl)phenyl)ethyl)-5-chloro-2-methoxy-

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

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, 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 Glibenclamide - Impurity A
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 Glibenclamide - Impurity A

Which CAS number identifies Glibenclamide - Impurity A?

Glibenclamide - Impurity A is registered under CAS 16673-34-0. You may also see it listed as Glibenclamide EP Impurity A, Glyburide USP Related Compound A, Glyburide Impurity A. Our catalogue number for this item is ZX-021786.

What are the formula and molar mass of Glibenclamide - Impurity A?

For Glibenclamide - Impurity A, its formula is C16H17ClN2O4S and its molar mass is 368.8 g/mol. The systematic (IUPAC) name is 5-chloro-2-methoxy-N-[2-(4-sulfamoylphenyl)ethyl]benzamide. InChIKey KVWWTCSJLGHLRM-UHFFFAOYSA-N lets you match it in any structure database.

How is Glibenclamide - Impurity A used in pharmaceutical QC?

Glibenclamide - Impurity A is a characterised reference material linked to Glyburide. 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 Glibenclamide - Impurity A?

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 Glibenclamide - Impurity A?

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 Glibenclamide - Impurity A to my country?

Yes. Because Glibenclamide - Impurity A 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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