Description

2H-1-Benzopyran-4-Ol,3,4-Dihydro-2-Phenyl-,(2R,4R)-(9Ci) is a high-purity chiral compound with the CAS number 41886-75-3, serving as a critical building block in advanced organic synthesis. Its defined stereochemistry makes it an invaluable intermediate for producing enantiomerically pure pharmaceuticals and fine chemicals. This product is essential for research and development laboratories, as well as production facilities in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality chiral synthons.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of active pharmaceutical ingredients (APIs) targeting cardiovascular and central nervous system disorders.
• Asymmetric Synthesis: Used as a starting material or auxiliary in catalytic asymmetric reactions to construct complex molecular architectures.
• Agrochemical Research: Employed in the development of novel, enantiomerically pure pesticides and herbicides.
• Fine Chemical Production: Serves as a building block for fragrances, flavors, and other high-value specialty chemicals requiring specific stereochemistry.
• Academic & R&D: A valuable compound for methodological development in organic chemistry and medicinal chemistry research programs.
• Catalyst Ligand Synthesis: Potential use in the preparation of chiral ligands for transition metal catalysis.

Basic Information

Product Name	2H-1-Benzopyran-4-Ol,3,4-Dihydro-2-Phenyl-,(2R,4R)-(9Ci)
CAS No.	41886-75-3
Molecular Formula	C15H14O2
Molecular Weight	226.27 g/mol
Synonyms	(2R,4R)-3,4-Dihydro-2-phenyl-2H-1-benzopyran-4-ol; (2R,4R)-2-Phenylchroman-4-ol; 2-Phenyl-3,4-dihydro-2H-1-benzopyran-4-ol, (2R,4R)-; (2R,4R)-4-Hydroxy-2-phenylchroman; 41886-75-3; (2R,4R)-2-Phenyl-3,4-dihydro-2H-chromen-4-ol; (2R,4R)-4-Hydroxy-2-phenyl-3,4-dihydro-2H-chromene
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-4-Ol,3,4-Dihydro-2-Phenyl-,(2R,4R)-(9Ci) is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the stringent requirements for pharmaceutical intermediate applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment and are available upon request.

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 sources and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Any individual impurity ≤ 0.5%; Total impurities ≤ 1.0%

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