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API Impurities

(6S)-Tetrahydrofolic Acid

Reference StandardAvailable on request

Buy (6S)-Tetrahydrofolic Acid (CAS 71963-69-4) from Zemixal: C19H23N7O6, COA and SDS with every lot, worldwide shipping.

Pack sizes
(6S)-Tetrahydrofolic Acid chemical structure
CAS number71963-69-4
FormulaC19H23N7O6
Molar mass445.4 g/mol
Physical formSolid
HS code38229090
InChIKeyMSTNYGQPCMXVAQ-RYUDHWBXSA-N
IUPAC name(2S)-2-[[4-[[(6S)-2-amino-4-oxo-5,6,7,8-tetrahydro-3H-pteridin-6-yl]methylamino]benzoyl]amino]pentanedioic acid

About (6S)-Tetrahydrofolic Acid

(6S)-Tetrahydrofolic Acid is supplied by Zemixal as a characterised reference material for Folinic Acid analysis. Identity at a glance (Reference Standard): CAS 71963-69-4, formula C19H23N7O6 and molar mass 445.4 g/mol. It is handled as a solid.

Typical applications

  • Analytical method development
  • Method validation (AMV)
  • 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. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Folinic Acid

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

Folinic Acid standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of (6S)-Tetrahydrofolic Acid
Product name(6S)-Tetrahydrofolic Acid
Catalogue numberZX-029620
CAS number71963-69-4
IUPAC name(2S)-2-[[4-[[(6S)-2-amino-4-oxo-5,6,7,8-tetrahydro-3H-pteridin-6-yl]methylamino]benzoyl]amino]pentanedioic acid
Molecular formulaC19H23N7O6
Molar mass445.4 g/mol
Exact mass445.171
GradeReference Standard
Physical formSolid
XLogP3-0.6
H-bond donors / acceptors8 / 10
Topological polar surface area207 Ų
HS code38229090
InChIKeyMSTNYGQPCMXVAQ-RYUDHWBXSA-N
SMILESC1[C@@H](NC2=C(N1)N=C(NC2=O)N)CNC3=CC=C(C=C3)C(=O)N[C@@H](CCC(=O)O)C(=O)O
PubChem CID135398650
Synonyms(6S)-H4folate, (6S)-5,6,7,8-tetrahydrofolic acid, (6S)-5,6,7,8-tetrahydropteroylglutamate, N-(5,6,7,8-tetrahydropteroyl)-L-glutamic acid, (6S)-tetrahydrofolate, (6S)-THFA, tetrahydrofolic-acid, (2S,6S)-5,6,7,8-tetrahydrofolic acid

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 (6S)-Tetrahydrofolic Acid
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 (6S)-Tetrahydrofolic Acid

Which CAS number identifies (6S)-Tetrahydrofolic Acid?
(6S)-Tetrahydrofolic Acid is registered under CAS 71963-69-4. You may also see it listed as (6S)-H4folate, (6S)-5,6,7,8-tetrahydrofolic acid, (6S)-5,6,7,8-tetrahydropteroylglutamate. Our catalogue number for this item is ZX-029620.
What are the formula and molar mass of (6S)-Tetrahydrofolic Acid?
For (6S)-Tetrahydrofolic Acid, its formula is C19H23N7O6 and its molar mass is 445.4 g/mol. The systematic (IUPAC) name is (2S)-2-[[4-[[(6S)-2-amino-4-oxo-5,6,7,8-tetrahydro-3H-pteridin-6-yl]methylamino]benzoyl]amino]pentanedioic acid. InChIKey MSTNYGQPCMXVAQ-RYUDHWBXSA-N lets you match it in any structure database.
How is (6S)-Tetrahydrofolic Acid used in pharmaceutical QC?
(6S)-Tetrahydrofolic Acid is a characterised reference material linked to Folinic Acid. 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 (6S)-Tetrahydrofolic 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 (6S)-Tetrahydrofolic 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 (6S)-Tetrahydrofolic Acid to my country?
Yes. (6S)-Tetrahydrofolic Acid ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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