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Pharmacopeial Impurities (EP / USP / BP)

Levofolinate EP Impurity E

Reference StandardAvailable on request

Order Levofolinate EP Impurity E (CAS 944737-05-7) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Levofolinate EP Impurity E chemical structure
CAS number944737-05-7
FormulaC15H16N6O4
Molar mass344.33 g/mol
Physical formSolid
HS code38229090
InChIKeyCQQLECJFFZOOBZ-JTQLQIEISA-N
IUPAC name4-[[(6S)-2-amino-5-formyl-4-oxo-3,6,7,8-tetrahydropteridin-6-yl]methylamino]benzoic acid

About Levofolinate EP Impurity E

Levofolinate EP Impurity E belongs to the Folinate reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 944737-05-7, formula C15H16N6O4 and molar mass 344.33 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes 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 Folinate

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

Folinate 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 Levofolinate EP Impurity E
Product nameLevofolinate EP Impurity E
Catalogue numberZX-023715
CAS number944737-05-7
IUPAC name4-[[(6S)-2-amino-5-formyl-4-oxo-3,6,7,8-tetrahydropteridin-6-yl]methylamino]benzoic acid
Molecular formulaC15H16N6O4
Molar mass344.33 g/mol
Exact mass344.1233
GradeReference Standard
Physical formSolid
XLogP3-0.5
H-bond donors / acceptors5 / 7
Topological polar surface area149 Ų
HS code38229090
InChIKeyCQQLECJFFZOOBZ-JTQLQIEISA-N
SMILESC1[C@@H](N(C2=C(N1)N=C(NC2=O)N)C=O)CNC3=CC=C(C=C3)C(=O)O
PubChem CID136987560
SynonymsLevofolite EP Impurity E, Calcium Folinate Impurity E Hydrochloride, Folinic Acid Impurity E, Calcium Levofolinate Pentahydrate - Impurity E, Calcium Folinate Impurity E, (6S)-5-Formyl-5,6,7,8-tetrahydropteroic Acid, 1,6-Anhydro-N,N'-diacetylchitobiose

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 Levofolinate EP Impurity E
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 Levofolinate EP Impurity E

Which CAS number identifies Levofolinate EP Impurity E?
Levofolinate EP Impurity E is registered under CAS 944737-05-7. You may also see it listed as Levofolite EP Impurity E, Calcium Folinate Impurity E Hydrochloride, Folinic Acid Impurity E. Our catalogue number for this item is ZX-023715.
What are the formula and molar mass of Levofolinate EP Impurity E?
For Levofolinate EP Impurity E, its formula is C15H16N6O4 and its molar mass is 344.33 g/mol. The systematic (IUPAC) name is 4-[[(6S)-2-amino-5-formyl-4-oxo-3,6,7,8-tetrahydropteridin-6-yl]methylamino]benzoic acid. InChIKey CQQLECJFFZOOBZ-JTQLQIEISA-N lets you match it in any structure database.
How is Levofolinate EP Impurity E used in pharmaceutical QC?
Levofolinate EP Impurity E is a characterised reference material linked to Folinate. 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 Levofolinate EP Impurity E?
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 Levofolinate EP Impurity E?
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 Levofolinate EP Impurity E to my country?
Yes. Levofolinate EP Impurity E ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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