Description

1H-2-Benzopyran-6-Ol,3,4-Dihydro-1,1,4,4-Tetramethyl-(9Ci) is a specialized tetramethyl-substituted dihydrobenzopyranol derivative, a high-purity synthetic intermediate of significant interest in advanced organic synthesis. This compound matters for its role as a key building block in the development of complex molecular architectures, offering a rigid, functionalized core structure. It is primarily needed by pharmaceutical R&D teams and fine chemical manufacturers engaged in creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Research: Used as a building block for developing new active ingredients with potential herbicidal or insecticidal properties.
• Material Science: Acts as a monomer or functional additive in the research of specialty polymers and advanced organic materials.
• Flavor & Fragrance Synthesis: Employed in the creation of complex aroma chemicals due to its benzopyran structural motif.
• Academic & Contract Research: Utilized in university and CRO laboratories for methodological studies and exploring new chemical spaces.
• Ligand & Catalyst Development: Provides a scaffold for designing novel chiral ligands or organocatalysts for asymmetric synthesis.

Basic Information

Product Name	1H-2-Benzopyran-6-Ol,3,4-Dihydro-1,1,4,4-Tetramethyl-(9Ci)
CAS No.	786690-14-0
Molecular Formula	C13H18O2
Molecular Weight	206.28 g/mol
Synonyms	3,4-Dihydro-1,1,4,4-tetramethyl-1H-2-benzopyran-6-ol; 6-Hydroxy-1,1,4,4-tetramethyl-1,2,3,4-tetrahydro-2-benzopyran; 1,1,4,4-Tetramethyl-1,2,3,4-tetrahydro-2-benzopyran-6-ol; Tetramethyl Dihydrobenzopyranol; 6-Hydroxytetramethyl-1,2-dihydronaphthalene derivative; 1H-2-Benzopyran-6-ol, 3,4-dihydro-1,1,4,4-tetramethyl- (9CI); 786690-14-0
EINECS	Contact for details

Quality Control

Our 1H-2-Benzopyran-6-Ol,3,4-Dihydro-1,1,4,4-Tetramethyl-(9Ci) is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specification parameters are provided and available upon request, supporting your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a 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 reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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