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Pharmacopeial Impurities (EP / USP / BP)

Levosulpiride EP Impurity B

Reference StandardIn stock

Order Levosulpiride EP Impurity B (CAS 33045-52-2) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Levosulpiride EP Impurity B chemical structure
CAS number33045-52-2
FormulaC9H11NO5S
Molar mass245.25 g/mol
Physical formSolid
HS code38229090
InChIKeyMKDYDRQLKPGNNU-UHFFFAOYSA-N
IUPAC namemethyl 2-methoxy-5-sulfamoylbenzoate

About Levosulpiride EP Impurity B

Zemixal lists Levosulpiride EP Impurity B for laboratories that identify, quantify or control Levosulpiride and its related substances. Identity at a glance (Reference Standard): CAS 33045-52-2, formula C9H11NO5S and molar mass 245.25 g/mol. It is handled as a solid.

Where it is used

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Handling and storage

Hazard communication follows GHS (Warning: H302 and H315). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 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 Levosulpiride

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

Levosulpiride standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Grade guides

Specifications and identifiers

Specifications of Levosulpiride EP Impurity B
Product nameLevosulpiride EP Impurity B
Catalogue numberZX-005785
CAS number33045-52-2
IUPAC namemethyl 2-methoxy-5-sulfamoylbenzoate
Molecular formulaC9H11NO5S
Molar mass245.25 g/mol
Exact mass245.0358
GradeReference Standard
Physical formSolid
XLogP30.6
H-bond donors / acceptors1 / 6
Topological polar surface area104 Ų
HS code38229090
InChIKeyMKDYDRQLKPGNNU-UHFFFAOYSA-N
SMILESCOC1=C(C=C(C=C1)S(=O)(=O)N)C(=O)OC
PubChem CID118390
Synonyms5-(Aminosulfonyl)-2-methoxy-benzoic Acid Methyl Ester, 4-Methoxy-3-(methoxycarbonyl)benzenesulfonamide, Methyl 5-(Aminosulfonyl)-2-methoxybenzoate, Methyl 5-Sulfamoyl-2-methoxybenzoate, Methyl 2-methoxy-5-sulfamoyl benzoate, Sulpiride EP Impurity B, Methyl 5-sulfamoyl-o-anisate, Methyl 5-sulphamoyl-o-anisate, Benzoic acid, 5-(aminosulfonyl)-2-methoxy-, methyl ester, Sulpiride Impurity B, 2-Methoxy-5-sulfamoylbenzoic Acid Methyl Ester, Methyl 2-Methoxy-5-sulphamoylbenzoate

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

  • H302Harmful if swallowed
  • H315Causes skin irritation

Precautionary statements P264, P270, P280, P301 + P317, P302 + P352, P321, P330, P332 + P317, P362 + P364, 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 Levosulpiride EP Impurity B
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request
500 mgQuoted on request
1 gQuoted on request

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

Questions about Levosulpiride EP Impurity B

Which CAS number identifies Levosulpiride EP Impurity B?
Levosulpiride EP Impurity B is registered under CAS 33045-52-2. You may also see it listed as 5-(Aminosulfonyl)-2-methoxy-benzoic Acid Methyl Ester, 4-Methoxy-3-(methoxycarbonyl)benzenesulfonamide, Methyl 5-(Aminosulfonyl)-2-methoxybenzoate. Our catalogue number for this item is ZX-005785.
What are the formula and molar mass of Levosulpiride EP Impurity B?
For Levosulpiride EP Impurity B, its formula is C9H11NO5S and its molar mass is 245.25 g/mol. The systematic (IUPAC) name is methyl 2-methoxy-5-sulfamoylbenzoate. InChIKey MKDYDRQLKPGNNU-UHFFFAOYSA-N lets you match it in any structure database.
How is Levosulpiride EP Impurity B used in pharmaceutical QC?
Levosulpiride EP Impurity B is a characterised reference material linked to Levosulpiride. 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 Levosulpiride EP Impurity B?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Levosulpiride EP Impurity B?
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 Levosulpiride EP Impurity B to my country?
Yes. Because Levosulpiride EP Impurity B 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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