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

Fmoc-Osu, 98%

Synonyms: 9-Fluorenylmethyl N-succinimidyl carbonate · N-(9-Fluorenylmethoxycarbonyloxy)succinimide · Fmoc-onsu · 9-Fluorenylmethylsuccinimidyl carbonate

CAS No.82911-69-1
FormulaC19H15NO5
Mol. weight337.30
Catalogue No.VQ-002292
Purity98%
HSN29251900

Fmoc-Osu (CAS 82911-69-1) – protected amino acid, Biochemistry grade, 98%. C19H15NO5, MW 337.3. Request a quote: COA, bulk packs and worldwide export.

Pack sizesPrice on quotation · bulk available
5 g
25 g
100 g
500 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-Osu, 98%

Fmoc-Osu is a protected amino acid (Biochemistry grade) carrying the CAS registry number 82911-69-1, specified at 98% purity. With the molecular formula C19H15NO5, it has a molar mass of 337.3 g/mol. The IUPAC name is (2,5-dioxopyrrolidin-1-yl) 9H-fluoren-9-ylmethyl carbonate. It is also known as 9-Fluorenylmethyl N-succinimidyl carbonate or N-(9-Fluorenylmethoxycarbonyloxy)succinimide.

The material typically appears as white to pale yellow to yellow powder or chunks. Reported physical data include a melting point of 150-153 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include solid-phase peptide synthesis (SPPS), peptide drug discovery, medicinal chemistry and organic synthesis. Our customers for this product work in academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies Fmoc-Osu in 5 g, 25 g, 100 g and 500 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Specifications & identifiers

Chemical identifiers
Product nameFmoc-Osu, 98%
Catalogue No.VQ-002292
CAS Number82911-69-1
IUPAC name(2,5-dioxopyrrolidin-1-yl) 9H-fluoren-9-ylmethyl carbonate
Molecular formulaC19H15NO5
Molecular weight337.3 g/mol
Exact mass337.095
GradeBiochemistry
Purity / assay98%
HSN code29251900
InChIKeyWMSUFWLPZLCIHP-UHFFFAOYSA-N
SMILESC1CC(=O)N(C1=O)OC(=O)OCC2C3=CC=CC=C3C4=CC=CC=C24
PubChem CID134122
Physical properties
Physical formPowder
AppearanceWhite to pale yellow to yellow powder or chunks
Melting point150-153 °C
LogP (XLogP3)2.7
H-bond donors / acceptors0 / 5
TPSA72.9 Ų
Synonyms9-Fluorenylmethyl N-succinimidyl carbonate, N-(9-Fluorenylmethoxycarbonyloxy)succinimide, Fmoc-onsu, 9-Fluorenylmethylsuccinimidyl carbonate, 2,5-Pyrrolidinedione, 1-(((9H-fluoren-9-ylmethoxy)carbonyl)oxy)-, Fmoc N-hydroxysuccinimide ester, 9-Fluorenylmethyl succinimidyl carbonate, (9H-fluoren-9-yl)methyl (2,5-dioxopyrrolidin-1-yl) carbonate, N-(9-Fluorenylmethoxycarbonyloxy) succinimide, 2,5-dioxoazolidinyl (fluoren-9-ylmethoxy)formate, 1-{[(9H-fluoren-9-ylmethoxy)carbonyl]oxy}pyrrolidine-2,5-dione, N-(Fmoc-oxy)succinimide

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant
GHS09 Environmental hazard
Environmental hazard

Signal word: Warning

Hazard statements

  • H302Harmful if swallowed
  • H317May cause an allergic skin reaction
  • H411Toxic to aquatic life with long lasting effects

Precautionary statements: P261, P264, P270, P272, P273, P280, P301 + P317, P302 + P352, P321, P330, P333 + P317, P362 + P364, P391, 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-Osu, 98%?

The CAS Registry Number of Fmoc-Osu, 98% is 82911-69-1. It is also known as 9-Fluorenylmethyl N-succinimidyl carbonate, N-(9-Fluorenylmethoxycarbonyloxy)succinimide, Fmoc-onsu.

What is the molecular formula and molecular weight of Fmoc-Osu, 98%?

Fmoc-Osu, 98% has the molecular formula C19H15NO5 and a molecular weight of 337.3 g/mol. Its IUPAC name is (2,5-dioxopyrrolidin-1-yl) 9H-fluoren-9-ylmethyl carbonate.

Which grade and pack sizes of Fmoc-Osu, 98% can I order?

We supply Fmoc-Osu, 98% in Biochemistry (98%) grade, in 5 g, 25 g, 100 g, 500 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Fmoc-Osu, 98%?

Yes. Every lot of Fmoc-Osu, 98% 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-Osu, 98% be shipped internationally?

Yes. Fmoc-Osu, 98% 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.

Enquire about Fmoc-Osu, 98%

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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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