Fmoc-L-Aspartimol(OtBu) - ≥97% , CAS No.133565-45-4

CAS: 133565-45-4 Cat. No.: F339095 Molecular Weight: 397.48
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
DTXSID90454477 | (S)-tert-Butyl 3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-hydroxybutanoate | Fmoc-Aspartimol(OBut) | Fmoc-Asparatimol(OtBu) | C72337 | Fmoc-Aspartimol(OtBu) | tert-Butyl (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-hydroxybuta
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
F339095-1g
3

$46.90

$70.90
Save $24.00 (33.85%)
5g
F339095-5g
3

$146.90

$220.90
Save $74.00 (33.50%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

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

Specifications

Synonyms
DTXSID90454477 | (S)-tert-Butyl 3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-hydroxybutanoate | Fmoc-Aspartimol(OBut) | Fmoc-Asparatimol(OtBu) | C72337 | Fmoc-Aspartimol(OtBu) | tert-Butyl (S)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-hydroxybuta
Specifications & Purity
≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504765974
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504765974
Canonical SmilesCC(C)(C)OC(=O)CC(CO)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13
IUPAC Nametert-butyl (3S)-3-(9H-fluoren-9-ylmethoxycarbonylamino)-4-hydroxybutanoate
InChIKeyBSWAVDINBJTJNU-HNNXBMFYSA-N
INCHI1S/C23H27NO5/c1-23(2,3)29-21(26)12-15(13-25)24-22(27)28-14-20-18-10-6-4-8-16(18)17-9-5-7-11-19(17)20/h4-11,15,20,25H,12-14H2,1-3H3,(H,24,27)/t15-/m0/s1
Isomeric SMILES CC(C)(C)OC(=O)C[C@@H](CO)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13
Molecular Weight 397.48
Reaxy-Rn 15569110
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=15569110&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.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 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 Fatty acid esters  Carbamate esters  Carboxylic acid esters  Monocarboxylic acids and derivatives  Primary alcohols  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Fluorene - Fatty acid ester - Fatty acyl - Carbamic acid ester - Carboxylic acid ester - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxide - Primary alcohol - Organooxygen compound - Organonitrogen compound - Organic oxygen compound - Organic nitrogen compound - Alcohol - Carbonyl group - Hydrocarbon derivative - 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
J2213659Certificate of AnalysisJul 21, 2025 F339095
J2213741Certificate of AnalysisJul 09, 2025 F339095
F2520249Certificate of AnalysisJul 21, 2022 F339095
Chemical and Physical Properties
Molecular Weight397.500 g/mol
XLogP33.200
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count9
Exact Mass397.189 Da
Monoisotopic Mass397.189 Da
Topological Polar Surface Area84.900 Ų
Heavy Atom Count29
Formal Charge0
Complexity550.000
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
Reviews

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