Description

(7S,βr)-7,8-Dihydro-5-Hydroxy-2,2,7β,8α-Tetramethyl-6-Oxo-β-Propyl-2H,6H-Benzo[1,2-B:5,4-B']Dipyran-10-Propanoic Acid is a high-purity, complex organic compound with a defined stereochemistry, serving as a critical advanced intermediate in pharmaceutical research and development. Its precise molecular architecture makes it invaluable for synthesizing novel therapeutic agents, particularly in areas requiring specific chiral centers. This compound is primarily sought after by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in the development of new drug candidates and high-value specialty chemicals.

Application

• Pharmaceutical Intermediate: A key chiral building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially for complex target molecules.
• Medicinal Chemistry Research: Used in lead optimization and structure-activity relationship (SAR) studies to develop new therapeutic compounds.
• Process Chemistry Development: Serves as a critical intermediate for scaling up synthetic routes from laboratory to pilot and commercial production.
• Reference Standard: Employed as a high-purity analytical standard for method development, validation, and quality control in pharmaceutical analysis.
• Fine Chemical Synthesis: Utilized in the production of other complex, high-value specialty chemicals for various industrial applications.

Basic Information

Item	Detail
Product Name	(7S,βr)-7,8-Dihydro-5-Hydroxy-2,2,7β,8α-Tetramethyl-6-Oxo-β-Propyl-2H,6H-Benzo[1,2-B:5,4-B']Dipyran-10-Propanoic Acid
CAS No.	34366-34-2
Molecular Formula	C24H32O6
Molecular Weight	416.51 g/mol
Synonyms	10-Propanoic acid, 7,8-dihydro-5-hydroxy-2,2,7,8-tetramethyl-6-oxo-β-propyl-2H,6H-benzo[1,2-b:5,4-b']dipyran-; 7,8-Dihydro-5-hydroxy-2,2,7,8-tetramethyl-6-oxo-β-propyl-2H,6H-benzo[1,2-b:5,4-b']dipyran-10-propanoic acid; (7S,8R)-7,8-Dihydro-5-hydroxy-2,2,7,8-tetramethyl-6-oxo-β-propyl-2H,6H-benzo[1,2-b:5,4-b']dipyran-10-propanoic acid; Benzo[1,2-b:5,4-b']dipyran-10-propanoic acid derivative; CAS 34366-34-2.
EINECS	Contact for details

Quality Control

Our (7S,βr)-7,8-Dihydro-5-Hydroxy-2,2,7β,8α-Tetramethyl-6-Oxo-β-Propyl-2H,6H-Benzo[1,2-B:5,4-B']Dipyran-10-Propanoic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and chiral purity assessment, to ensure it meets the stringent requirements for pharmaceutical R&D. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This compound may be light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 1.5%

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