Description

4-Hydroxymellein is a specialized secondary metabolite belonging to the class of isocoumarins, identified by CAS NO 33788-22-6. This compound is of significant interest in research and development due to its role as a key intermediate and a bioactive natural product. It is primarily sought after by professionals in the pharmaceutical, agrochemical, and life science sectors for applications in synthesis, biochemical research, and as a reference standard.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of more complex bioactive molecules and potential drug candidates.
• Biochemical Research: Used as a reference standard and probe in studies investigating fungal metabolism, plant-pathogen interactions, and natural product biosynthesis.
• Agrochemical Development: Investigated for its potential as a lead compound or biosynthetic precursor in the development of novel fungicides or plant growth regulators.
• Natural Product Isolation & Analysis: Employed as an analytical standard for the identification and quantification of mellein derivatives in complex biological matrices.
• Academic & Industrial R&D: Essential for research in organic chemistry, mycology, and phytopathology to understand biological activity and synthetic pathways.

Basic Information

Product Name	4-Hydroxymellein
CAS No.	33788-22-6
Molecular Formula	C10H10O4
Molecular Weight	194.18 g/mol
Synonyms	4-Hydroxy-3-methyl-6,8-dihydro-1H-isochromen-1-one; 4-Hydroxy-3-methyl-3,4-dihydroisocoumarin; 4-Hydroxy-3-methyl-6,8-dihydro-1H-2-benzopyran-1-one; 4-Hydroxy-3-methyldihydroisocoumarin; (+)-4-Hydroxymellein; (R)-4-Hydroxymellein; Ochracin; A fungal metabolite
EINECS	Contact for details

Quality Control

Our 4-Hydroxymellein is produced under strict quality management protocols to ensure high purity and batch-to-batch consistency. Each lot undergoes comprehensive analytical testing, including HPLC for purity assessment and spectroscopic methods (NMR, IR) for structural confirmation. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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