Description

(+)-trans-Heptachlorepoxide CAS NO 145213-12-3 is a specific stereoisomer of heptachlor epoxide, a compound of significant interest in analytical and environmental chemistry. Its defined stereochemistry makes it a critical reference standard for the accurate identification and quantification of heptachlor epoxide residues, a persistent environmental pollutant. This high-purity material is essential for laboratories in the environmental monitoring, agrochemical, and regulatory compliance sectors, ensuring precise calibration and method validation.

Application

• Analytical Reference Standard: Primary use as a certified reference material (CRM) for calibrating analytical instruments like GC-MS and HPLC in residue analysis.
• Environmental Testing: Critical for monitoring and quantifying heptachlor epoxide levels in soil, water, and air samples to assess contamination and compliance with environmental regulations.
• Food Safety & Agricultural Compliance: Used to validate testing methods for pesticide residues in food crops, animal feed, and agricultural products to ensure safety standards.
• Toxicological & Metabolic Studies: Serves as a pure standard in research investigating the metabolism, persistence, and toxicological profile of organochlorine pesticides.
• Quality Control & Method Development: Employed by chemical manufacturers and testing laboratories to develop, verify, and maintain the accuracy of analytical protocols.
• Regulatory and Forensic Analysis: Provides definitive identification in forensic applications and supports data for regulatory submissions to agencies worldwide.

Basic Information

Product Name	(+)-trans-Heptachlorepoxide
CAS No.	145213-12-3
Molecular Formula	C10H5Cl7O
Molecular Weight	389.32 g/mol
Synonyms	(1R,4S,5R,7R,8S)-1,4,5,6,7,8,8-Heptachloro-2,3-epoxy-2,3,3a,4,7,7a-hexahydro-4,7-methano-1H-indene; (+)-trans-1,2,3,4,5,6,7,8,8-Heptachloro-2,3-epoxy-3a,4,7,7a-tetrahydro-4,7-methanoindan; Heptachlor epoxide (trans- isomer); trans-Heptachlor epoxide; HCE; 2,3,4,5,6,7,8,8-Heptachloro-1,2-epoxy-2,3,3a,4,7,7a-hexahydro-4,7-methanoindene
EINECS	Contact for details

Quality Control

Our (+)-trans-Heptachlorepoxide is produced and handled under strict quality management protocols to ensure the highest standards of purity and consistency, suitable for use as a reference material. Each batch is subjected to comprehensive analytical testing, including chromatographic purity and stereochemical identity confirmation. A detailed Certificate of Analysis (COA) is provided, documenting the results against stringent internal specifications. We support compliance with global regulatory frameworks, and our quality systems are designed to meet the exacting requirements of analytical and research laboratories.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep the container tightly sealed to prevent moisture absorption and potential contamination. Handle and store in accordance with all applicable laboratory safety regulations.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Specific Rotation	Contact for details
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.