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API Process Intermediates & Related Compounds

L-Proline

Reference StandardIn stock

Order L-Proline (CAS 147-85-3) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
L-Proline chemical structure
CAS number147-85-3
FormulaC5H9NO2
Molar mass115.13 g/mol
Physical formSolid
HS code2933
InChIKeyONIBWKKTOPOVIA-BYPYZUCNSA-N
IUPAC name(2S)-pyrrolidine-2-carboxylic acid

About L-Proline

L-Proline sits in our API Process Intermediates & Related Compounds section and ships worldwide from stock or short lead time. Identity at a glance (Reference Standard): CAS 147-85-3, formula C5H9NO2 and molar mass 115.13 g/mol. It is handled as a solid.

Typical applications

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Handling and storage

No GHS classification is recorded for this item, but handle it with normal laboratory care.

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Enalapril

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

Enalapril standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Specifications and identifiers

Specifications of L-Proline
Product nameL-Proline
Catalogue numberZX-012562
CAS number147-85-3
IUPAC name(2S)-pyrrolidine-2-carboxylic acid
Molecular formulaC5H9NO2
Molar mass115.13 g/mol
Exact mass115.0633
GradeReference Standard
Physical formSolid
XLogP3-2.5
H-bond donors / acceptors2 / 3
Topological polar surface area49.3 Ų
HS code2933
InChIKeyONIBWKKTOPOVIA-BYPYZUCNSA-N
SMILESC1C[C@H](NC1)C(=O)O
PubChem CID145742
Synonyms(S)-(-)-Proline, (S)-2-Carboxypyrrolidine, (S)-2-Pyrrolidinecarboxylic acid, (S)-Proline, (-)-2-Pyrrolidinecarboxylic acid, (-)-Proline, 2-Pyrrolidinecarboxylic acid, L-(-)-Proline, L-Pyrrolidine-2-carboxylic acid, L-alpha-Pyrrolidinecarboxylic acid, Carboxypyrrolidine, MeSH ID: D011392

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 L-Proline
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 L-Proline

Which CAS number identifies L-Proline?
L-Proline is registered under CAS 147-85-3. You may also see it listed as (S)-(-)-Proline, (S)-2-Carboxypyrrolidine, (S)-2-Pyrrolidinecarboxylic acid. Our catalogue number for this item is ZX-012562.
What are the formula and molar mass of L-Proline?
For L-Proline, its formula is C5H9NO2 and its molar mass is 115.13 g/mol. The systematic (IUPAC) name is (2S)-pyrrolidine-2-carboxylic acid. InChIKey ONIBWKKTOPOVIA-BYPYZUCNSA-N lets you match it in any structure database.
How is L-Proline used in pharmaceutical QC?
L-Proline is a characterised reference material linked to Enalapril. 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 L-Proline?
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 L-Proline?
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 L-Proline to my country?
Yes. L-Proline ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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