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Pharmacopeial Impurities (EP / USP / BP)

Lactulose EP Impurity A

Reference StandardAvailable on request

Buy Lactulose EP Impurity A (CAS 20869-27-6) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
Lactulose EP Impurity A chemical structure
CAS number20869-27-6
FormulaC12H22O11
Molar mass342.3 g/mol
Physical formSolid
HS code38229090
InChIKeyDKXNBNKWCZZMJT-QMRWEYQWSA-N
IUPAC name(2S,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanal

About Lactulose EP Impurity A

Analytical teams working on Lactulose use Lactulose EP Impurity A as a qualified comparison standard. Key data (Reference Standard): CAS 20869-27-6, formula C12H22O11 and molar mass 342.3 g/mol. It is handled as a solid.

Where it is used

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Lactulose

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

Lactulose standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Lactulose EP Impurity A
Product nameLactulose EP Impurity A
Catalogue numberZX-030148
CAS number20869-27-6
IUPAC name(2S,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanal
Molecular formulaC12H22O11
Molar mass342.3 g/mol
Exact mass342.1162
GradeReference Standard
Physical formSolid
XLogP3-5
H-bond donors / acceptors8 / 11
Topological polar surface area197 Ų
HS code38229090
InChIKeyDKXNBNKWCZZMJT-QMRWEYQWSA-N
SMILESC([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@H]([C@@H](CO)O)[C@@H]([C@@H](C=O)O)O)O)O)O)O
PubChem CID128037
SynonymsEpilactose, Galbeta-1-4-man, 4-O-beta-D-Galactopyranosyl-D-mannose, beta-D-galactosyl-(1->4)-D-mannose, D-Mannose, 4-O-beta-D-galactopyranosyl-

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Lactulose EP Impurity A
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 Lactulose EP Impurity A

Which CAS number identifies Lactulose EP Impurity A?
Lactulose EP Impurity A is registered under CAS 20869-27-6. You may also see it listed as Epilactose, Galbeta-1-4-man, 4-O-beta-D-Galactopyranosyl-D-mannose. Our catalogue number for this item is ZX-030148.
What are the formula and molar mass of Lactulose EP Impurity A?
For Lactulose EP Impurity A, its formula is C12H22O11 and its molar mass is 342.3 g/mol. The systematic (IUPAC) name is (2S,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanal. InChIKey DKXNBNKWCZZMJT-QMRWEYQWSA-N lets you match it in any structure database.
How is Lactulose EP Impurity A used in pharmaceutical QC?
Lactulose EP Impurity A is a characterised reference material linked to Lactulose. 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 Lactulose EP 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 Lactulose EP 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 Lactulose EP Impurity A to my country?
Yes. Lactulose EP Impurity A ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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