Description

3,4A-Dichloro-6,8-Dihydroxy-3,4,4A,10A-Tetrahydro-2,2-Dimethyl-10A-[(2,2-Dimethyl-3-Bromo-6-Methylenecyclohexyl)Methyl]-2H-Naphtho[2,3-B]Pyran-5,10-Dione is a complex, high-value synthetic intermediate characterized by its unique naphthopyran-dione fused ring system. This compound matters for its role as a key building block in advanced organic synthesis, particularly for the development of novel pharmacologically active molecules. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for creating new active ingredients and exploring structure-activity relationships.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those targeting complex biological pathways.
• Agrochemical Research: Used in the development of new pesticides or herbicides, leveraging its unique halogenated and functionalized structure.
• Chemical Biology Probe Development: Acts as a scaffold for creating molecular probes to study enzyme function or cellular processes.
• Material Science Research: Potential building block for advanced organic electronic materials due to its conjugated system.
• Academic & Institutional R&D: Employed in university and research institute laboratories for methodological studies and novel compound library generation.
• Process Chemistry Optimization: Used as a model compound to develop and scale up challenging synthetic transformations, such as selective halogenation or cyclization reactions.

Basic Information

Product Name	3,4A-Dichloro-6,8-Dihydroxy-3,4,4A,10A-Tetrahydro-2,2-Dimethyl-10A-[(2,2-Dimethyl-3-Bromo-6-Methylenecyclohexyl)Methyl]-2H-Naphtho[2,3-B]Pyran-5,10-Dione
CAS No.	103106-22-5
Molecular Formula	C27H31BrCl2O5
Molecular Weight	586.34 g/mol
Synonyms	3,4a-Dichloro-6,8-dihydroxy-3,4,4a,10a-tetrahydro-2,2-dimethyl-10a-[(2,2-dimethyl-3-bromo-6-methylenecyclohexyl)methyl]-2H-naphtho[2,3-b]pyran-5,10-dione; 2H-Naphtho[2,3-b]pyran-5,10-dione, 3,4a-dichloro-6,8-dihydroxy-3,4,4a,10a-tetrahydro-2,2-dimethyl-10a-[(2,2-dimethyl-3-bromo-6-methylenecyclohexyl)methyl]-; Brominated naphthopyrandione derivative; Complex halogenated pyran intermediate; CAS 103106-22-5
EINECS	Contact for details

Quality Control

Every batch of this advanced intermediate is produced under strict quality control protocols to ensure consistency and purity for sensitive R&D applications. Our analytical methods include HPLC, NMR, and MS to verify identity and quantify purity. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment to support your regulatory and research documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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