Description

3,4-Dihydro-2,2,4-Trimethyl2H-1-Benzopyran CAS NO 17937-03-0 is a versatile heterocyclic organic compound belonging to the chromane family. This chemical serves as a valuable key intermediate and building block in advanced organic synthesis, prized for its structural framework. It is primarily required by pharmaceutical, agrochemical, and specialty chemical industries for research and manufacturing processes.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators.
• Fragrance & Flavor Ingredient: Acts as a synthetic intermediate for creating specific aromatic compounds used in perfumery and flavorings.
• Material Science Research: Serves as a monomer or building block for novel polymers and advanced organic materials.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for constructing complex chromane-based molecular architectures.
• Fine Chemical Production: Utilized in the manufacture of dyes, pigments, and other high-value specialty chemicals.

Basic Information

Product Name	3,4-Dihydro-2,2,4-Trimethyl2H-1-Benzopyran
CAS No.	17937-03-0
Molecular Formula	C12H16O
Molecular Weight	176.26 g/mol
Synonyms	2,2,4-Trimethyl-3,4-dihydro-2H-1-benzopyran; 2,2,4-Trimethyl-3,4-dihydro-2H-chromene; 2,2,4-Trimethylchroman; 3,4-Dihydro-2,2,4-trimethyl-2H-chromene; 2H-1-Benzopyran, 3,4-dihydro-2,2,4-trimethyl-; Chroman, 2,2,4-trimethyl-
EINECS	241-876-8

Quality Control

Our 3,4-Dihydro-2,2,4-Trimethyl2H-1-Benzopyran is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity, identity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay, impurity profile, and physical characteristics are available upon request 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	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index	Contact for details
Density	Contact for details

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