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Protected Amino Acids (Fmoc, Boc, Cbz)

Fmoc-L-proline, 99%

BiochemistryAvailable on request

Order Fmoc-L-proline, 99% (CAS 71989-31-6) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-002279.

Pack sizes
Fmoc-L-proline, 99% chemical structure
CAS number71989-31-6
FormulaC20H19NO4
Molar mass337.4 g/mol
Physical formPowder
HS code28121022
Purity99%
InChIKeyZPGDWQNBZYOZTI-SFHVURJKSA-N
IUPAC name(2S)-1-(9H-fluoren-9-ylmethoxycarbonyl)pyrrolidine-2-carboxylic acid

About Fmoc-L-proline, 99%

Fmoc-L-proline, 99% is part of the Zemixal protected Amino Acids (Fmoc, Boc, Cbz) range. Identity at a glance (Biochemistry): CAS 71989-31-6, formula C20H19NO4 and molar mass 337.4 g/mol. Expect white to off-white powder or crystalline powder.

Use cases we see most often

  • Solid-phase peptide synthesis (SPPS)
  • Peptide drug discovery
  • Medicinal chemistry

Storage and safety notes

Recommended storage temperature is 2–8 °C. Reported physical data: melting point 117-118 °C. Hazard communication follows GHS (Warning: H302, H312, H315 and H319). Our SDS lists exposure controls and first-aid measures.

Available as 5 g, 25 g, 100 g, 1 kg and 5 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Solid-phase peptide synthesis (SPPS)
  • Peptide drug discovery
  • Medicinal chemistry

Applications

Diagnostics, Life Science and BiotechResearch Labs and Universities

Specifications and identifiers

Specifications of Fmoc-L-proline, 99%
Product nameFmoc-L-proline, 99%
Catalogue numberZX-002279
CAS number71989-31-6
IUPAC name(2S)-1-(9H-fluoren-9-ylmethoxycarbonyl)pyrrolidine-2-carboxylic acid
Molecular formulaC20H19NO4
Molar mass337.4 g/mol
Exact mass337.1314
GradeBiochemistry
Purity / assay99%
Physical formPowder
AppearanceWhite to off-white powder or crystalline powder
Melting point117-118 °C
XLogP33.4
H-bond donors / acceptors1 / 4
Topological polar surface area66.8 Ų
Storage2–8 °C
HS code28121022
InChIKeyZPGDWQNBZYOZTI-SFHVURJKSA-N
SMILESC1C[C@H](N(C1)C(=O)OCC2C3=CC=CC=C3C4=CC=CC=C24)C(=O)O
PubChem CID688135
SynonymsN-(9-Fluorenylmethoxycarbonyl)-L-proline, Fmoc-Pro-OH, Fmoc-L-Pro-OH, (2S)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}pyrrolidine-2-carboxylic acid, (2S)-1-[(9H-fluoren-9-ylmethoxy)carbonyl]pyrrolidine-2-carboxylic acid, L-Proline-N-Fmoc, 1,2-Pyrrolidinedicarboxylic acid, 1-(9H-fluoren-9-ylmethyl) ester, (2S)-, (S)-N-(9-Fluorenylmethoxycarbonyl)proline, (((9H-Fluoren-9-yl)methoxy)carbonyl)-L-proline, N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-proline, (2S)-1-[(fluoren-9-ylmethyl)oxycarbonyl]pyrrolidine-2-carboxylic acid, Fmoc-Pro-OH.nH2O

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
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 Fmoc-L-proline, 99%
5 gQuoted on request
25 gQuoted on request
100 gQuoted on request
1 kgQuoted on request
5 kgQuoted on request

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

Questions about Fmoc-L-proline, 99%

Which CAS number identifies Fmoc-L-proline, 99%?
Fmoc-L-proline, 99% is registered under CAS 71989-31-6. You may also see it listed as N-(9-Fluorenylmethoxycarbonyl)-L-proline, Fmoc-Pro-OH, Fmoc-L-Pro-OH. Our catalogue number for this item is ZX-002279.
What are the formula and molar mass of Fmoc-L-proline, 99%?
For Fmoc-L-proline, 99%, its formula is C20H19NO4 and its molar mass is 337.4 g/mol. The systematic (IUPAC) name is (2S)-1-(9H-fluoren-9-ylmethoxycarbonyl)pyrrolidine-2-carboxylic acid. InChIKey ZPGDWQNBZYOZTI-SFHVURJKSA-N lets you match it in any structure database.
What grade and pack sizes are available for Fmoc-L-proline, 99%?
This listing is Biochemistry grade with 99% purity. Standard packs are 5 g, 25 g, 100 g, 1 kg, 5 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Fmoc-L-proline, 99%?
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 Fmoc-L-proline, 99% to my country?
Yes. Because Fmoc-L-proline, 99% 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.
How do I store Fmoc-L-proline, 99%?
2–8 °C. Keep the container closed and follow the handling advice in the SDS.

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