Description

Methyl 4-[1-(Acetoxy)-3-Oxo-1H,3H-Naphtho[1,8-Cd]Pyran-1-Yl]-1-Hydroxy-2-Naphthoate is a high-purity, complex organic compound belonging to the naphthopyran class, valued for its role as a key synthetic intermediate and functional chromophore. Its intricate molecular structure makes it a critical building block for advanced materials and fine chemical synthesis, where precise chemical functionality is paramount. This product is essential for research and development laboratories, pharmaceutical intermediates, and specialty chemical manufacturers seeking to develop novel dyes, pigments, or photoresponsive materials.

Application

• Pharmaceutical Intermediate: Serves as a sophisticated precursor in the synthesis of complex active pharmaceutical ingredients (APIs) and drug candidates.
• Organic Synthesis Building Block: A versatile reagent for constructing complex polycyclic aromatic systems in academic and industrial research.
• Functional Dye & Pigment Synthesis: Used in the development of specialized dyes, pigments, and colorants due to its inherent chromophoric naphthopyran core.
• Advanced Material Research: Investigated for potential applications in organic electronics, photochromic materials, and non-linear optics (NLO).
• Chemical Reference Standard: Supplied as a high-purity standard for analytical method development, quality control, and regulatory testing.
• Photoinitiator & Sensitizer Research: Explored for use in photopolymerization and as a sensitizer in various light-induced chemical processes.

Basic Information

Product Name	Methyl 4-[1-(Acetoxy)-3-Oxo-1H,3H-Naphtho[1,8-Cd]Pyran-1-Yl]-1-Hydroxy-2-Naphthoate
CAS No.	52435-87-7
Molecular Formula	C27H18O7
Molecular Weight	454.43 g/mol
Synonyms	1H,3H-Naphtho[1,8-cd]pyran-1-ol, 1-(acetyloxy)-3-oxo-, 4-(1-hydroxy-2-methoxy-2-oxo-1-naphthalenyl)methyl ester; Methyl 1-hydroxy-4-[1-(acetyloxy)-3-oxo-1H,3H-naphtho[1,8-cd]pyran-1-yl]-2-naphthoate; 1-Acetoxy-3-oxo-1H,3H-naphtho[1,8-cd]pyran-1-yl methyl 1-hydroxy-2-naphthoate; Naphtho[1,8-cd]pyran derivative; Aceanthrenequinone derivative. Contact for additional trade names.
EINECS	Contact for details

Quality Control

Every batch of our Methyl 4-[1-(Acetoxy)-3-Oxo-1H,3H-Naphtho[1,8-Cd]Pyran-1-Yl]-1-Hydroxy-2-Naphthoate is manufactured and tested under a strict quality management system to ensure high purity, batch-to-batch consistency, and reliable performance in your processes. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with industry standards. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed when not in use to protect from moisture and atmospheric contamination. Store away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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