Description

3,4-Dihydro-4,4-Dimethyl-7,8-Benzocoumarin is a specialized organic compound belonging to the coumarin derivative family. This high-purity intermediate is valued for its unique fused-ring structure, which serves as a critical building block in advanced organic synthesis. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and fine chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in therapeutic areas targeting specific enzyme inhibition.
• Organic Light-Emitting Diode (OLED) Materials: Used in the synthesis of electron-transporting or host materials for advanced display and lighting technologies due to its rigid, planar structure.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex heterocyclic compounds, dyes, and fluorescent markers.
• Agrochemical Research: Employed in developing novel active ingredients for crop protection products, leveraging its bioactive coumarin backbone.
• Academic & Industrial R&D: A valuable reference standard and starting material for methodological studies in organic chemistry and material science.

Basic Information

Product Name	3,4-Dihydro-4,4-Dimethyl-7,8-Benzocoumarin
CAS No.	94109-70-3
Molecular Formula	C₁₃H₁₂O₂
Molecular Weight	200.23 g/mol
Synonyms	4,4-Dimethyl-3,4-dihydro-7,8-benzocoumarin; 7,8-Benzo-4,4-dimethylcoumarin; 4,4-Dimethyl-7,8-benzochroman-2-one; 3,4-Dihydro-4,4-dimethyl-7,8-benz-2H-chromen-2-one; 4,4-Dimethyl-3,4-dihydrobenzochromen-2-one
EINECS	Contact for details

Quality Control

Every batch of 3,4-Dihydro-4,4-Dimethyl-7,8-Benzocoumarin is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 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
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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