Description

Benzoic Acid, 4-[3-(Acetyloxy)-2-Methylpropyl]-, Ethyl Ester, (S)- (9Ci) is a chiral, high-purity organic ester derivative of benzoic acid, valued for its role as a key synthetic intermediate and building block in advanced chemical synthesis. Its defined stereochemistry and functional groups make it particularly significant for producing optically active compounds where precise molecular architecture is required. This product is essential for research and development laboratories, as well as production facilities in the pharmaceutical, agrochemical, and specialty fragrance industries.

Application

• Pharmaceutical Intermediate: A critical chiral building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of enantiomerically pure drugs.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where specific stereochemistry can influence biological activity.
• Fine Chemical & Specialty Synthesis: Serves as a versatile precursor for creating complex molecules in academic and industrial research settings.
• Fragrance & Flavor Ingredient Intermediate: Employed in the synthesis of specific ester-based aroma chemicals, contributing to complex scent and flavor profiles.
• Liquid Crystal & Advanced Material Research: Acts as a functionalized organic component in the development of novel materials with specific optical or electronic properties.

Basic Information

Product Name	Benzoic Acid, 4-[3-(Acetyloxy)-2-Methylpropyl]-, Ethyl Ester, (S)- (9Ci)
CAS No.	186344-99-0
Molecular Formula	C15H20O4
Molecular Weight	264.32 g/mol
Synonyms	(S)-Ethyl 4-(3-acetoxy-2-methylpropyl)benzoate; (S)-Benzoic acid, 4-[3-(acetyloxy)-2-methylpropyl]-, ethyl ester; Ethyl (S)-4-(3-acetoxy-2-methylpropyl)benzoate; (S)-4-(3-Acetoxy-2-methylpropyl)benzoic acid ethyl ester; Benzoic acid, 4-(3-(acetyloxy)-2-methylpropyl)-, ethyl ester, (S)-; (S)-Enantiomer of Ethyl 4-(3-Acetoxy-2-methylpropyl)benzoate
EINECS	Contact for details

Quality Control

Our Benzoic Acid, 4-[3-(Acetyloxy)-2-Methylpropyl]-, Ethyl Ester, (S)- (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

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 away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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