Description

2H-1-Benzopyran-5-Ol,2-Ethenyl-3,4-Dihydro-2,7-Dimethyl-,(2R)-(9Ci) is a specific stereoisomer of a dihydrobenzopyran derivative, a class of compounds known for their utility as key synthetic intermediates and building blocks in advanced organic chemistry. Its defined stereochemistry and functional groups make it a valuable precursor for the development of complex molecules in research and development. This compound is primarily targeted for use by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the synthesis of novel active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral building block in the synthesis of potential drug candidates, particularly for central nervous system (CNS) or cardiovascular targets.
• Organic Synthesis Research: Used in academic and industrial R&D for constructing complex heterocyclic frameworks and studying structure-activity relationships (SAR).
• Fine Chemical Production: Acts as a precursor for the manufacture of specialty chemicals, including flavors, fragrances, and advanced materials.
• Agrochemical Development: Employed in the research phase for creating novel active ingredients with specific biological activities.
• Catalyst and Ligand Synthesis: Utilized in the development of chiral catalysts or ligands for asymmetric synthesis applications.

Basic Information

Product Name	2H-1-Benzopyran-5-Ol,2-Ethenyl-3,4-Dihydro-2,7-Dimethyl-,(2R)-(9Ci)
CAS No.	783332-65-0
Molecular Formula	C13H16O2
Molecular Weight	204.27 g/mol
Synonyms	(2R)-2-Ethenyl-3,4-dihydro-2,7-dimethyl-2H-1-benzopyran-5-ol; 2H-1-Benzopyran-5-ol, 2-ethenyl-3,4-dihydro-2,7-dimethyl-, (2R)-; (R)-2-Vinyl-2,7-dimethylchroman-5-ol; 5-Hydroxy-2,7-dimethyl-2-vinylchroman (R-enantiomer); (2R)-2-Vinyl-2,7-dimethyl-3,4-dihydro-2H-chromen-5-ol; (R)-2,7-Dimethyl-2-vinylchroman-5-ol; (R)-5-Hydroxy-2,7-dimethyl-2-vinylchroman
EINECS	Contact for details

Quality Control

Our production of this chiral intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as chiral purity, chemical purity, and impurity profile. We are committed to meeting the exacting standards required for GMP-grade pharmaceutical intermediates and research chemicals.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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