Description

(+)-2-[[3,4-Dihydro-6-Methoxy-2,2-Dimethyl-2H-Naphtho[1,2-B]Pyran-4-Yl]Oxy]-3-Methyl-9,10-Anthracenedione is a complex, optically active anthracenedione derivative with a fused naphthopyran structure. This compound is valued for its role as a key synthetic intermediate in the development of specialized organic materials and active pharmaceutical ingredients (APIs). It is primarily sought by research institutions, fine chemical manufacturers, and pharmaceutical R&D departments engaged in advanced organic synthesis and material science projects.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel therapeutic agents and active pharmaceutical ingredients (APIs).
• Organic Synthesis Research: Used as a specialized reagent or precursor in academic and industrial research for constructing complex polycyclic frameworks.
• Dye and Pigment Precursor: Functions as an intermediate in the development of high-performance anthraquinone-based dyes and pigments.
• Material Science: Investigated for potential applications in the creation of advanced organic electronic materials or photoactive compounds.
• Analytical Reference Standard: Supplied as a high-purity standard for analytical method development, quality control, and regulatory testing in pharmaceutical labs.

Basic Information

Product Name	(+)-2-[[3,4-Dihydro-6-Methoxy-2,2-Dimethyl-2H-Naphtho[1,2-B]Pyran-4-Yl]Oxy]-3-Methyl-9,10-Anthracenedione
CAS No.	20180-91-0
Molecular Formula	C31H26O5
Molecular Weight	478.54 g/mol
Synonyms	(+)-2-[(3,4-Dihydro-6-methoxy-2,2-dimethyl-2H-naphtho[1,2-b]pyran-4-yl)oxy]-3-methyl-9,10-anthracenedione; 3-Methyl-2-[(3,4-dihydro-6-methoxy-2,2-dimethyl-2H-naphtho[1,2-b]pyran-4-yl)oxy]-9,10-anthracenedione; 9,10-Anthracenedione, 2-[(3,4-dihydro-6-methoxy-2,2-dimethyl-2H-naphtho[1,2-b]pyran-4-yl)oxy]-3-methyl-; (+)-2-[(3,4-Dihydro-6-methoxy-2,2-dimethyl-2H-naphtho[1,2-b]pyran-4-yl)oxy]-3-methylanthraquinone
EINECS	Contact for details

Quality Control

Our production of this specialty chemical adheres to strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We support compliance with cGMP and ISO 9001 standards for pharmaceutical intermediates, and specifications can be customized to meet specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive and easily oxidized; prolonged exposure to air, light, or moisture should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Optical Rotation	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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