Description

(S)(-)-α-Phenethylphthalimide is a high-purity chiral intermediate of significant importance in asymmetric synthesis. This compound is valued for its role in constructing complex molecules with defined stereochemistry, which is critical for ensuring biological activity and efficacy. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of active pharmaceutical ingredients (APIs), agrochemicals, and other fine chemicals where precise chirality is paramount.

Application

• Pharmaceutical Intermediate: A key chiral building block in the synthesis of enantiomerically pure drugs and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of chiral pesticides and herbicides where specific stereoisomers exhibit enhanced activity.
• Asymmetric Catalysis: Serves as a precursor or auxiliary in catalytic processes to induce chirality in target molecules.
• Fine Chemical Synthesis: Employed in academic and industrial R&D for the preparation of complex, stereodefined organic compounds.
• Reference Standard: Utilized as a high-purity analytical standard for method development and quality control in chiral analysis.

Basic Information

Product Name	(S)(-)-α-Phenethylphthalimide
CAS No.	3976-26-9
Molecular Formula	C₁₆H₁₅NO₂
Molecular Weight	253.30 g/mol
Synonyms	(S)-(-)-α-Methylbenzylphthalimide; (S)-1-Phenylethylphthalimide; (S)-N-(1-Phenylethyl)phthalimide; (S)-(-)-1-Phenylethylphthalimide; (S)-α-Phenethylphthalimide; (S)-N-(α-Methylbenzyl)phthalimide; (S)-(-)-N-(1-Phenylethyl)phthalimide; L-(-)-α-Phenethylphthalimide
EINECS	Contact for details

Quality Control

Our (S)(-)-α-Phenethylphthalimide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for advanced synthetic applications. A Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment to guarantee reproducible performance and supply chain reliability for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.