(S)-(+)-1-Phenylethyl 3,5-dinitrobenzoate
(S)-(+)-1-Phenylethyl 3,5-dinitrobenzoate (CAS 3205-18-3) is a chiral ester with a molecular weight of 316.27 g/mol. This optically active compound, exhibiting a specific rotation of [α]22/D +47°, is primarily utilised as a building block in asymmetric synthesis and general chemical research. Its well-defined stereochemistry makes it valuable for creating enantiomerically pure compounds, contributing to advancements in various fields requiring stereospecific molecules.
- Synonyms
- (O2N)2C6H3CO2CH(C6H5)CH3

Chiral Resolution Agent
This ester can serve as a chiral derivatising agent for resolving enantiomers of alcohols and amines. Its distinct optical activity allows for the separation and identification of stereoisomers.
Asymmetric Synthesis
As a chiral building block, (S)-(+)-1-Phenylethyl 3,5-dinitrobenzoate is employed in the synthesis of complex chiral molecules. It contributes to stereocontrolled reactions, essential in pharmaceutical and fine chemical development.
Organic Synthesis Intermediate
It functions as a key intermediate in multi-step organic synthesis pathways. Its structure allows for diverse chemical transformations, facilitating the creation of novel organic compounds.
| Molecular weight | 316.27 |
|---|---|
| Linear formula | (O2N)2C6H3CO2CH(C6H5)CH3 |
| Assay | 98% |
| Optical activity | [α]22/D +47°, c = 2 in acetone |
| Melting point | 122-125 °C(lit.) |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is (S)-(+)-1-Phenylethyl 3,5-dinitrobenzoate used for?
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This compound is primarily used as a chiral building block in asymmetric synthesis and as a chiral resolution agent for derivatising alcohols and amines.
What is the CAS number and formula for (S)-(+)-1-Phenylethyl 3,5-dinitrobenzoate?
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The CAS number is 3205-18-3 and the linear formula is (O₂N)₂C₆H₃CO₂CH(C₆H₅)CH₃.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-(+)-1-Phenylethyl 3,5-dinitrobenzoate with an assay of 98%. This is a research-grade chemical, and TSS does not represent it as USP, BP, or EP grade.
What are the safety and handling considerations for this compound?
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This compound is classified under WGK 3 in Germany, indicating a high hazard to water. It has a melting point of 122-125 °C. Standard laboratory precautions for handling organic chemicals should be followed, including appropriate personal protective equipment and adequate ventilation.
How is (S)-(+)-1-Phenylethyl 3,5-dinitrobenzoate packed and shipped?
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This chemical is carefully packed and exported by TSS, adhering to all relevant regulations for the safe transport of chemicals.
How can I request a quote or sample?
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Please contact our sales team via the website or direct email to request a quote or a sample of (S)-(+)-1-Phenylethyl 3,5-dinitrobenzoate.
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