Fmoc-Gln-OH - ≥98% , CAS No.71989-20-3

CAS: 71989-20-3 Cat. No.: F113137 Molecular Weight: 368.38 Beilstein Registry Number: 4722773 EC Number: 276-254-3
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
EN300-81253 | Nalpha-Fmoc-L-glutamine | DTXSID40922737 | AKOS015854495 | L-Glutamine, N(2)-[(9H-fluoren-9-ylmethoxy)carbonyl]- | (2S)-5-amino-2-[[9H-fluoren-9-ylmethoxy(oxo)methyl]amino]-5-oxopentanoic acid | (2s)-5-amino-2-((9h-fluoren-9-ylmethoxy(oxo)me
Storage
Room temperature
Shipped In
Normal
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1g
F113137-1g
3
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5g
F113137-5g
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25g
F113137-25g
5
$18.90
100g
F113137-100g
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$49.90
500g
F113137-500g
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
EN300-81253 | Nalpha-Fmoc-L-glutamine | DTXSID40922737 | AKOS015854495 | L-Glutamine, N(2)-[(9H-fluoren-9-ylmethoxy)carbonyl]- | (2S)-5-amino-2-[[9H-fluoren-9-ylmethoxy(oxo)methyl]amino]-5-oxopentanoic acid | (2s)-5-amino-2-((9h-fluoren-9-ylmethoxy(oxo)me
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid504760923
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504760923
Canonical SmilesC1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)NC(CCC(=O)N)C(=O)O
IUPAC Name(2S)-5-amino-2-(9H-fluoren-9-ylmethoxycarbonylamino)-5-oxopentanoic acid
InChIKeyIZKGGDFLLNVXNZ-KRWDZBQOSA-N
INCHI1S/C20H20N2O5/c21-18(23)10-9-17(19(24)25)22-20(26)27-11-16-14-7-3-1-5-12(14)13-6-2-4-8-15(13)16/h1-8,16-17H,9-11H2,(H2,21,23)(H,22,26)(H,24,25)/t17-/m0/s1
Isomeric SMILES C1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)N[C@@H](CCC(=O)N)C(=O)O
WGK Germany 3
Molecular Weight 368.38
Beilstein 4722773
Reaxy-Rn 8084795
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=8084795&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Amino acids and derivatives - Alpha amino acids and derivatives
Direct ParentGlutamine and derivatives
Alternative Parents Fluorenes  Fatty amides  Carbamate esters  Primary carboxylic acid amides  Organic carbonic acids and derivatives  Monocarboxylic acids and derivatives  Carboxylic acids  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Glutamine or derivatives - Fluorene - Fatty amide - Benzenoid - Fatty acyl - Carbamic acid ester - Carboxamide group - Primary carboxylic acid amide - Carbonic acid derivative - Monocarboxylic acid or derivatives - Carboxylic acid - Hydrocarbon derivative - Carbonyl group - Organooxygen compound - Organonitrogen compound - Organic oxygen compound - Organic nitrogen compound - Organic oxide - Organopnictogen compound - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as glutamine and derivatives. These are compounds containing glutamine or a derivative thereof resulting from reaction of glutamine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

11 results found

Lot NumberCertificate TypeDateItem
J1819071Certificate of AnalysisMay 21, 2026 F113137
G2216251Certificate of AnalysisApr 07, 2026 F113137
G2216252Certificate of AnalysisApr 07, 2026 F113137
G2216253Certificate of AnalysisApr 07, 2026 F113137
C2604506Certificate of AnalysisDec 01, 2025 F113137
C2616859Certificate of AnalysisDec 01, 2025 F113137
K2526735Certificate of AnalysisNov 11, 2025 F113137
K2528532Certificate of AnalysisNov 11, 2025 F113137
L2107375Certificate of AnalysisSep 09, 2025 F113137
L2107411Certificate of AnalysisSep 09, 2025 F113137
L1227007Certificate of AnalysisSep 10, 2024 F113137

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Chemical and Physical Properties
Specific Rotation[α]-18 ° (C=1, DMF)
Melt Point(°C)215-220°C
Molecular Weight368.400 g/mol
XLogP31.900
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count5
Rotatable Bond Count8
Exact Mass368.137 Da
Monoisotopic Mass368.137 Da
Topological Polar Surface Area119.000 Ų
Heavy Atom Count27
Formal Charge0
Complexity545.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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