Description

3,4-Dihydro-2,2-Dimethyl-5-Methoxy-8-Acetyl-2H-1-Benzopyran-7-Ol is a specialized benzopyran derivative, a key synthetic intermediate in advanced organic chemistry. Its unique molecular structure, featuring acetyl and methoxy substituents, makes it a valuable building block for the synthesis of complex heterocyclic compounds and active pharmaceutical ingredients (APIs). This high-purity intermediate is essential for research and development laboratories and production facilities in the pharmaceutical, agrochemical, and fine chemical sectors seeking reliable and consistent raw materials for their synthesis pathways.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly for compounds targeting neurological and cardiovascular systems.
• Agrochemical Synthesis: Used as a building block for developing new pesticides, herbicides, and plant growth regulators with enhanced efficacy.
• Fine Chemical Production: Employed in the manufacture of complex fragrance and flavor molecules, dyes, and other specialty chemicals.
• Academic & Industrial R&D: A valuable reagent for chemical research, enabling the exploration of new benzopyran-based compounds and reaction methodologies.
• Material Science: Investigated as a monomer or additive for creating advanced polymeric materials with specific optical or electronic properties.

Basic Information

Product Name	3,4-Dihydro-2,2-Dimethyl-5-Methoxy-8-Acetyl-2H-1-Benzopyran-7-Ol
CAS No.	4655-89-4
Molecular Formula	C₁₄H₁₈O₄
Molecular Weight	250.29 g/mol
Synonyms	7-Hydroxy-8-acetyl-5-methoxy-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran; 8-Acetyl-5-methoxy-2,2-dimethyl-3,4-dihydro-2H-1-benzopyran-7-ol; 5-Methoxy-8-acetyl-2,2-dimethylchroman-7-ol; 2H-1-Benzopyran-7-ol, 3,4-dihydro-2,2-dimethyl-5-methoxy-8-acetyl-; Chroman-7-ol derivative
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-2,2-Dimethyl-5-Methoxy-8-Acetyl-2H-1-Benzopyran-7-Ol is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming the product meets the agreed specifications. Our quality commitment ensures reliability for your critical synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound may be light-sensitive; prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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