Description

Ethyl 3,4,5,6,7,8-Hexahydro-4,4-Dimethyl-2-Oxo-2H-1-Benzopyran-3-Carboxylate is a high-purity synthetic intermediate belonging to the class of substituted coumarin derivatives. This compound is valued for its versatile chemical backbone, which serves as a critical building block in advanced organic synthesis. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting neurological or cardiovascular pathways.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides, leveraging its complex heterocyclic structure.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing more complex molecular architectures due to its reactive ester and ketone functionalities.
• Flavor & Fragrance Ingredient Intermediate: Serves as a starting material for synthesizing specialized aroma chemicals with coumarin-related notes.
• Material Science Research: Investigated as a monomer or additive for creating specialized polymers with unique optical or mechanical properties.

Basic Information

Product Name	Ethyl 3,4,5,6,7,8-Hexahydro-4,4-Dimethyl-2-Oxo-2H-1-Benzopyran-3-Carboxylate
CAS No.	94349-45-8
Molecular Formula	C₁₄H₂₀O₄
Molecular Weight	252.31 g/mol
Synonyms	Ethyl 4,4-dimethyl-2-oxo-3,4,5,6,7,8-hexahydro-2H-1-benzopyran-3-carboxylate; 3-Carbethoxy-4,4-dimethyl-5,6,7,8-tetrahydrocoumarin; 4,4-Dimethyl-2-oxo-3,4,5,6,7,8-hexahydro-2H-chromene-3-carboxylic acid ethyl ester; Ethyl 4,4-dimethyl-2-oxo-3,4,5,6,7,8-hexahydro-2H-chromene-3-carboxylate; 5,6,7,8-Tetrahydro-4,4-dimethyl-2-oxo-2H-1-benzopyran-3-carboxylic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our Ethyl 3,4,5,6,7,8-Hexahydro-4,4-Dimethyl-2-Oxo-2H-1-Benzopyran-3-Carboxylate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) documenting full specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents.

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	≤ 20 ppm

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