Description

1H-2-Benzopyran,3,4-Dihydro-3-Methyl-3-Phenyl-(9Ci) is a specialized heterocyclic organic compound belonging to the chromane (benzopyran) class, serving as a valuable synthetic intermediate. Its unique structure, featuring a fused benzene and pyran ring system with methyl and phenyl substituents, makes it a versatile building block for advanced chemical synthesis. This compound is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where the chromane scaffold can contribute to biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic molecules, natural product analogs, and functionalized chromane derivatives.
• Material Science Precursor: Investigated for the synthesis of organic electronic materials, dyes, and photostable compounds due to its conjugated system.
• Flavor & Fragrance Chemistry: Serves as a starting material for synthesizing specific aroma chemicals with complex, oxygenated ring structures.

Basic Information

Product Name	1H-2-Benzopyran,3,4-Dihydro-3-Methyl-3-Phenyl-(9Ci)
CAS No.	164731-59-3
Molecular Formula	C₁₆H₁₆O
Molecular Weight	224.30 g/mol
Synonyms	3-Methyl-3-phenylchroman; 3-Methyl-3-phenyl-3,4-dihydro-2H-1-benzopyran; 3,4-Dihydro-3-methyl-3-phenyl-1H-2-benzopyran; 3-Phenyl-3-methylchroman; 3-Methyl-3-phenyl-2H-chromene; 3-Methyl-3-phenyl-3,4-dihydro-2H-chromene; 3-Phenyl-3-methyl-3,4-dihydro-2H-chromene
EINECS	Contact for details

Quality Control

Our 1H-2-Benzopyran,3,4-Dihydro-3-Methyl-3-Phenyl-(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR), to ensure it meets the stringent requirements of research and process development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 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)	≥ 97.0%
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.