Fmoc-L-allo-Thr-OH - ≥98% , CAS No.146306-75-4

CAS: 146306-75-4 Cat. No.: F339084 Molecular Weight: 341.363
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-allothreonine | Fmoc-L-allo-Threonine | N-[(9-Fluorenylmethoxy)carbonyl]-L-allo-threonine
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
F339084-1g
5
$9.90
5g
F339084-5g
5
$29.90
25g
F339084-25g
3
$145.90
Enter a quantity for the sizes you want to add.
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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
N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-allothreonine | Fmoc-L-allo-Threonine | N-[(9-Fluorenylmethoxy)carbonyl]-L-allo-threonine
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488195932
Canonical SmilesCC(C(C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13)O
IUPAC Name(2S,3S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-hydroxybutanoic acid
InChIKeyOYULCCKKLJPNPU-GTNSWQLSSA-N
INCHI1S/C19H19NO5/c1-11(21)17(18(22)23)20-19(24)25-10-16-14-8-4-2-6-12(14)13-7-3-5-9-15(13)16/h2-9,11,16-17,21H,10H2,1H3,(H,20,24)(H,22,23)/t11-,17-/m0/s1
Isomeric SMILES C[C@@H]([C@@H](C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13)O
Molecular Weight 341.363
Reaxy-Rn 9148139
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=9148139&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

Download SDS →

✅ 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.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassFluorenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentFluorenes
Alternative Parents Alpha amino acids and derivatives  Beta hydroxy acids and derivatives  Carbamate esters  Secondary alcohols  Monocarboxylic acids and derivatives  Carboxylic acids  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Fluorene - Alpha-amino acid or derivatives - Beta-hydroxy acid - Hydroxy acid - Carbamic acid ester - Secondary alcohol - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Hydrocarbon derivative - Organic oxide - Organic nitrogen compound - Alcohol - Carbonyl group - Organic oxygen compound - Organonitrogen compound - Organooxygen compound - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as fluorenes. These are compounds containing a fluorene moiety, which consists of two benzene rings connected through either a cyclopentane, cyclopentene, or cyclopenta-1,3-diene.
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.

3 results found

Lot NumberCertificate TypeDateItem
K2203262Certificate of AnalysisAug 15, 2025 F339084
K2203457Certificate of AnalysisAug 11, 2025 F339084
K2203478Certificate of AnalysisAug 11, 2025 F339084
Chemical and Physical Properties
Molecular Weight341.400 g/mol
XLogP32.400
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count5
Rotatable Bond Count6
Exact Mass341.126 Da
Monoisotopic Mass341.126 Da
Topological Polar Surface Area95.900 Ų
Heavy Atom Count25
Formal Charge0
Complexity474.000
Isotope Atom Count0
Defined Atom Stereocenter Count2
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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