Lot numbers can be found on the outside label of a product:
(S)-Benzyl 2-hydroxypropanoate
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CAS No. 56777-24-3
- Cat. No. CS-0045408
- Purity≥98%
- MDL No.MFCD00209546
*For research and further manufacturing use only, not for direct human use.
Structure of 56777-24-3
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General Information
- CAS No. 56777-24-3
- Cat. No. CS-0045408
- Purity ≥98%
- MDL No. MFCD00209546
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₀H₁₂O₃
- Molecular Weight 180.20
- Synonym(s) (S)-(-)-Lactic Acid Benzyl Ester
- SMILES C[C@H](O)C(OCC1=CC=CC=C1)=O
Description
(S)-Benzyl 2-hydroxypropanoate is a chiral synthone featuring a stereodefined hydroxyl-bearing carbon adjacent to a benzyl ester. This configuration enables selective transformations in asymmetric synthesis, where the hydroxyl group serves as a handle for derivatization or protection. The molecule exhibits favorable stability under standard bench conditions and integrates readily into complex molecular architectures requiring precise stereocontrol.
Application
(S)-Benzyl 2-hydroxypropanoate serves as a chiral building block for the synthesis of β-hydroxy esters and related stereodefined intermediates. Its well-defined stereochemistry enables reliable asymmetric transformations, while the benzyloxy functionality offers orthogonal protection and ease of removal under standard hydrogenolysis conditions. The molecule exhibits good bench stability and is compatible with common coupling and reduction protocols in medicinal chemistry workflows.
Synthesis
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Route1
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In-stock
79-33-4 -
100-39-0 - ~88%
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In-stock
56777-24-3
References
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Gallo, Elizabeth A.; Gellman, Samuel H. Journal of the American Chemical Society, 1993 , vol. 115, # 21 p. 9774 - 9788
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Route2
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1760-46-9 -
In-stock
2051-96-9 - ~49%
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1208982-31-3
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In-stock
56777-24-3
References
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Tetrahedron Asymmetry, , vol. 22, # 16-17 p. 1610 - 1619
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References
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Tokyo University of Science Educational Foundation Administrative Organization Patent: US2011/319650 A1, 2011 ; Location in patent: Page/Page column 5-6 ;
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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-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 46.53
- LogP 1.1106
- H_Acceptors 3
- H_Donors 1
- Rotatable_Bonds 3
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Key Words
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