Description

1H-2-Benzopyran-3-Ol, Octahydro-, (4Ar,8Ar)-Rel- (9Ci) is a complex, stereochemically defined octahydrobenzopyranol derivative, a key chiral intermediate in advanced organic synthesis. This compound matters for its role in constructing intricate molecular architectures with high stereochemical fidelity, which is critical for developing active pharmaceutical ingredients (APIs) and specialty fine chemicals. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced material sectors seeking to incorporate this specific chiral scaffold into novel molecules. The product is supplied under stringent quality control to ensure batch-to-batch consistency for demanding synthetic applications.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral building block for the synthesis of novel drug candidates, particularly in central nervous system (CNS) and cardiovascular therapeutic areas.
• Asymmetric Synthesis: Used as a starting material or advanced intermediate in catalytic asymmetric transformations to introduce complex stereocenters.
• Agrochemical Research: Employed in the development of new, stereoselective pesticides and herbicides where specific chirality impacts biological activity.
• Ligand and Catalyst Development: Acts as a precursor for chiral ligands and organocatalysts used in enantioselective reactions.
• Fine Chemical Production: Utilized in the custom synthesis of high-value, low-volume specialty chemicals for research and development.
• Academic & Institutional Research: Provides a defined chiral template for methodological studies in synthetic organic chemistry and medicinal chemistry programs.

Basic Information

Product Name	1H-2-Benzopyran-3-Ol, Octahydro-, (4Ar,8Ar)-Rel- (9Ci)
CAS No.	632328-34-8
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	rel-(4aR,8aR)-Octahydro-1H-2-benzopyran-3-ol; (4aR,8aR)-Octahydro-2H-chromen-3-ol; Octahydro-2H-chromen-3-ol (rel-(4aR,8aR)-isomer); 3-Hydroxyoctahydro-2H-chromene; Chiral octahydrobenzopyran-3-ol; Stereoisomeric benzopyranol
EINECS	Contact for details

Quality Control

Our 1H-2-Benzopyran-3-Ol, Octahydro-, (4Ar,8Ar)-Rel- (9Ci) is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical characterization, including chiral purity verification, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting identity, purity, and stereochemical composition. We support cGMP and ISO compliant documentation for advanced research and development use.

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 inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	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.