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VAQORACHEMICALS
Protected Amino Acids (Fmoc, Boc, Cbz)BiochemistryAvailable on request

Fmoc-L-glutamine, 99%

Synonyms: Fmoc-Gln-OH · N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-glutamine · N2-((9H-Fluoren-9-ylmethoxy)carbonyl)-L-glutamine · Fmoc-L-Gln-OH

CAS No.71989-20-3
FormulaC20H20N2O5
Mol. weight368.40
Catalogue No.VQ-002271
Purity99%
HSN29379020

Fmoc-L-glutamine (CAS 71989-20-3) – protected amino acid, Biochemistry grade, 99%. C20H20N2O5, MW 368.4. Vaqora Chemicals: COA, global shipping.

Pack sizesPrice on quotation · bulk available
5 g
25 g
100 g
1 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Fmoc-L-glutamine, 99%

Vaqora Chemicals supplies Fmoc-L-glutamine in Biochemistry grade, a protected amino acid registered under CAS number 71989-20-3 at a purity of 99%. Its molecular formula is C20H20N2O5 and its molecular weight is 368.4 g/mol. Its systematic (IUPAC) name is (2S)-5-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-5-oxopentanoic acid. Alternative names: Fmoc-Gln-OH and Fmoc-L-Gln-OH.

In its supplied form it is white to off-white powder or crystals. Key physical data: a melting point of 220 °C. Recommended storage is at 2–8 °C, with the container kept tightly sealed. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for solid-phase peptide synthesis (SPPS), peptide drug discovery and medicinal chemistry. Buyers come mainly from academic and industrial research and diagnostics and biotechnology.

Available in 5 g, 25 g, 100 g and 1 kg packs, Fmoc-L-glutamine is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Specifications & identifiers

Chemical identifiers
Product nameFmoc-L-glutamine, 99%
Catalogue No.VQ-002271
CAS Number71989-20-3
IUPAC name(2S)-5-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-5-oxopentanoic acid
Molecular formulaC20H20N2O5
Molecular weight368.4 g/mol
Exact mass368.1372
GradeBiochemistry
Purity / assay99%
HSN code29379020
InChIKeyIZKGGDFLLNVXNZ-KRWDZBQOSA-N
SMILESC1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)N[C@@H](CCC(=O)N)C(=O)O
PubChem CID2724775
Physical properties
Physical formCrystalline
AppearanceWhite to off-white powder or crystals
Melting point220 °C
LogP (XLogP3)1.9
H-bond donors / acceptors3 / 5
TPSA119 Ų
Storage2–8 °C
SynonymsFmoc-Gln-OH, N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-glutamine, N2-((9H-Fluoren-9-ylmethoxy)carbonyl)-L-glutamine, Fmoc-L-Gln-OH, Nalpha-Fmoc-L-glutamine, (((9H-fluoren-9-yl)methoxy)carbonyl)-L-glutamine, N-Fmoc-L-Glutamine, N2-Fmoc-L-glutamine, L-Glutamine, N(2)-[(9H-fluoren-9-ylmethoxy)carbonyl]-, (2S)-5-amino-2-[[9H-fluoren-9-ylmethoxy(oxo)methyl]amino]-5-oxopentanoic acid, fmoc-glutamine, N-.alpha.-Fmoc-L-glutamine

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Fmoc-L-glutamine, 99%?

The CAS Registry Number of Fmoc-L-glutamine, 99% is 71989-20-3. It is also known as Fmoc-Gln-OH, N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-glutamine, N2-((9H-Fluoren-9-ylmethoxy)carbonyl)-L-glutamine.

What is the molecular formula and molecular weight of Fmoc-L-glutamine, 99%?

Fmoc-L-glutamine, 99% has the molecular formula C20H20N2O5 and a molecular weight of 368.4 g/mol. Its IUPAC name is (2S)-5-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-5-oxopentanoic acid.

Which grade and pack sizes of Fmoc-L-glutamine, 99% can I order?

We supply Fmoc-L-glutamine, 99% in Biochemistry (99%) grade, in 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Fmoc-L-glutamine, 99%?

Yes. Every lot of Fmoc-L-glutamine, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Fmoc-L-glutamine, 99% be shipped internationally?

Yes. Fmoc-L-glutamine, 99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should Fmoc-L-glutamine, 99% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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