Lot numbers can be found on the outside label of a product:
(S)-4-(((9H-Fluoren-9-yl)methoxy)carbonyl)morpholine-3-carboxylic acid
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CAS No. 281655-37-6
- Cat. No. CS-0089865
- Purity≥97%
- MDL No.MFCD01860732
*For research and further manufacturing use only, not for direct human use.
Structure of 281655-37-6
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General Information
- CAS No. 281655-37-6
- Cat. No. CS-0089865
- Purity ≥97%
- MDL No. MFCD01860732
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₂₀H₁₉NO₅
- Molecular Weight 353.37
- Synonym(s) (S)-Fmoc-2-Carboxymorpholine
- SMILES O=C([C@H]1N(C(OCC2C3=C(C4=C2C=CC=C4)C=CC=C3)=O)CCOC1)O
Description
(S)-4-(((9H-Fluoren-9-yl)methoxy)carbonyl)morpholine-3-carboxylic acid serves as a chiral, bench-stable building block for peptide synthesis. The fluorenylmethyl (Fmoc) group enables efficient N-terminal protection, while the morpholine-3-carboxylic moiety provides a rigid, electron-rich scaffold. This combination supports high coupling efficiency and selective deprotection under standard conditions.
Application
(S)-4-(((9H-Fluoren-9-yl)methoxy)carbonyl)morpholine-3-carboxylic acid serves as a robust chiral building block for peptide and heterocyclic synthesis. Its fluorenylmethoxycarbonyl (Fmoc) group enables efficient, orthogonal protection of primary amines in solid-phase peptide synthesis, while the morpholine-3-carboxylic acid scaffold provides a versatile handle for diversification via standard coupling reactions. The compound exhibits excellent bench stability, clean deprotection profiles, and facilitates purification by standard chromatographic methods.
Synthesis
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Route1
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In-stock
783350-37-8 -
28920-43-6 - ~%
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In-stock
281655-37-6
References
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WO2013/148478 A1, ; Page/Page column 33; 34 ;
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Route2
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942152-97-8
- ~%
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In-stock
281655-37-6
References
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Journal of Organic Chemistry, , vol. 72, # 11 p. 4254 - 4257
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Route3
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942152-96-7
- ~%
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In-stock
281655-37-6
References
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Journal of Organic Chemistry, , vol. 72, # 11 p. 4254 - 4257
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H315-H319-H335
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Precautionary Statements : P261-P280-P302+P352
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Quality Control
Computational Chemistry Data
- TPSA 76.07
- LogP 2.7209
- H_Acceptors 4
- H_Donors 1
- Rotatable_Bonds 3
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Key Words
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