Description

(+)-Heptachlor CAS NO 74867-72-4 is the enantiomerically pure form of the organochlorine compound heptachlor, a compound of significant historical and research interest. This high-purity stereoisomer is essential for analytical reference standards and specialized research applications where precise molecular configuration is critical. It is primarily utilized by environmental testing laboratories, regulatory agencies, and advanced chemical research institutions for method development, calibration, and toxicological studies.

Application

• Analytical Reference Standard: Serves as a certified primary standard for the accurate quantification and identification of heptachlor residues in complex matrices.
• Environmental Analysis: Critical for calibrating equipment (GC-MS, HPLC) in the testing of soil, water, and air samples for persistent organic pollutant (POP) monitoring.
• Metabolite and Degradation Studies: Used in research to investigate the environmental fate, metabolic pathways, and breakdown products of chiral organochlorines.
• Toxicological Research: Enables studies on the stereospecific toxicity, bioaccumulation, and ecological impact of heptachlor isomers.
• Quality Control & Method Validation: Employed by chemical manufacturers and testing laboratories to validate analytical methods and ensure the accuracy of heptachlor assays.
• Regulatory Compliance Testing: Supports compliance testing for international regulations concerning banned or restricted persistent organic pollutants (POPs).

Basic Information

Product Name	(+)-Heptachlor
CAS No.	74867-72-4
Molecular Formula	C10H5Cl7
Molecular Weight	373.32 g/mol
Synonyms	(+)-1,4,5,6,7,8,8-Heptachloro-3a,4,7,7a-tetrahydro-4,7-methanoindene; (1R,4S,5R,8R)-1,4,5,6,7,8,8-Heptachloro-3a,4,7,7a-tetrahydro-4,7-methano-1H-indene; Heptachlor, (+)-; d-Heptachlor; (4R,5S,8R)-Heptachlor
EINECS	Contact for details

Quality Control

Our (+)-Heptachlor is produced and handled under strict quality protocols to ensure the highest standards of purity and stereochemical integrity, suitable for analytical and research applications. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, enantiomeric excess, and confirming identity through advanced spectroscopic methods. We adhere to relevant guidelines for reference material production to ensure reliability and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from heat and incompatible materials. For long-term storage, consider storage under inert atmosphere to maximize stability.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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