Description

2H-1-Benzopyran-2-One, 3,4-Dihydro-6-Hydroxy-4,4,5,7,8-Pentamethyl- is a high-purity synthetic organic compound belonging to the coumarin derivative family. This specialty chemical is valued for its role as a versatile synthetic intermediate and functional additive in advanced material science. It is primarily sought by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing novel compounds and formulations.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Acts as a precursor for synthesizing complex organic molecules, dyes, and functional materials.
• UV Absorber & Stabilizer Precursor: Its structural properties make it a candidate for developing light-stabilizing additives for polymers and coatings.
• Flavor & Fragrance Ingredient Synthesis: Utilized in creating complex aroma chemicals and flavoring agents due to its coumarin backbone.
• Academic & Industrial Research: A valuable compound for chemical research, method development, and exploring new reaction pathways.

Basic Information

Product Name	2H-1-Benzopyran-2-One, 3,4-Dihydro-6-Hydroxy-4,4,5,7,8-Pentamethyl-
CAS No.	40662-76-8
Molecular Formula	C₁₄H₁₈O₃
Molecular Weight	234.29 g/mol
Synonyms	6-Hydroxy-4,4,5,7,8-pentamethyl-3,4-dihydrocoumarin; 4,4,5,7,8-Pentamethyl-6-hydroxy-3,4-dihydrocoumarin; 3,4-Dihydro-6-hydroxy-4,4,5,7,8-pentamethyl-2H-1-benzopyran-2-one; 6-Hydroxy-4,4,5,7,8-pentamethylchroman-2-one; NSC 407296; Pentamethyl dihydroxycoumarin
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-2-One, 3,4-Dihydro-6-Hydroxy-4,4,5,7,8-Pentamethyl- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

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 incompatible materials such as 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	≤ 10 ppm

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