Description

3-Cycloheptene-1,2-Dione,5-(1-Methylethyl)-,(5S)-(9Ci) is a high-purity, chiral organic compound with a specific stereochemical configuration, identified by CAS number 310905-98-7. This molecule serves as a valuable and versatile chiral building block or intermediate in advanced synthetic organic chemistry. It is particularly relevant for researchers and process chemists in the pharmaceutical and agrochemical industries who require enantiomerically pure intermediates for the development of active ingredients. Its defined structure enables precise control over the stereochemistry of final target molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly where the (5S) stereocenter is critical for biological activity.
• Agrochemical Synthesis: Used in the production of enantiomerically pure herbicides, fungicides, or pesticides, where specific stereochemistry can influence efficacy and environmental profile.
• Fine Chemical & Specialty Chemical Production: Employed as a building block in the synthesis of complex molecules for flavors, fragrances, and advanced materials.
• Academic & Industrial Research: Serves as a standard or starting material in methodological development for asymmetric synthesis and catalysis studies.
• Process Chemistry Development: Used for scaling up synthetic routes in pilot plants and commercial manufacturing where a defined chiral intermediate is required.

Basic Information

Product Name	3-Cycloheptene-1,2-Dione,5-(1-Methylethyl)-,(5S)-(9Ci)
CAS No.	310905-98-7
Molecular Formula	C10H14O2
Molecular Weight	166.22 g/mol
Synonyms	(5S)-5-Isopropyl-3-cycloheptene-1,2-dione; 5-Isopropyl-3-cycloheptene-1,2-dione, (5S)-; 5-(1-Methylethyl)-3-cycloheptene-1,2-dione, (5S)-; (S)-5-Isopropylcyclohept-3-ene-1,2-dione; 310905-98-7; (5S)-5-(Propan-2-yl)cyclohept-3-ene-1,2-dione
EINECS	Contact for details

Quality Control

Our production of 3-Cycloheptene-1,2-Dione,5-(1-Methylethyl)-,(5S)-(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, GC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, chiral excess, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at a controlled room temperature (15-25°C). This compound is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder or solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 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.