Description

Carbonic Acid, (1S)-2-Cyclohepten-1-Yl Methyl Ester (9Ci) is a specialized chiral organic compound with the CAS number 627853-99-0, serving as a valuable synthetic intermediate in advanced organic synthesis. Its unique cycloheptenyl structure and defined stereochemistry make it a critical building block for constructing complex molecular architectures. This compound is primarily sought after by research institutions and pharmaceutical development companies for applications in medicinal chemistry and fine chemical manufacturing.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for complex cyclic target molecules.
• Asymmetric Synthesis: Utilized as a building block in stereoselective synthesis to introduce the (1S)-2-cyclohepten-1-yl moiety into target compounds.
• Medicinal Chemistry Research: Employed in lead optimization and structure-activity relationship (SAR) studies to explore new chemical entities.
• Fine Chemical Production: Serves as a precursor in the multi-step synthesis of specialty chemicals, flavors, and fragrances requiring specific stereochemistry.
• Academic & Industrial R&D: Used in methodological development and catalysis research within organic chemistry laboratories.

Basic Information

Product Name	Carbonic Acid, (1S)-2-Cyclohepten-1-Yl Methyl Ester (9Ci)
CAS No.	627853-99-0
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	(1S)-2-Cyclohepten-1-yl methyl carbonate; Methyl (1S)-2-cyclohepten-1-yl carbonate; (S)-2-Cycloheptenyl methyl carbonate; Carbonic acid, 2-cyclohepten-1-yl methyl ester, (1S)-; (1S)-2-Cycloheptenyl methyl carbonate; (S)-Methyl cyclohept-2-en-1-yl carbonate
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure batch-to-batch consistency and high purity, which is critical for sensitive synthetic applications. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing purity, chiral purity (enantiomeric excess), and impurity profiles as determined by advanced analytical techniques. Our quality management system is designed to meet the stringent requirements of research and development partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound may be sensitive to moisture and prolonged exposure to elevated temperatures. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% e.e.
Water Content (KF)	≤ 0.5%

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