Description

5,6,7,8-Tetrahydro-1,4-Naphthalenedione is a versatile, partially saturated naphthoquinone derivative with significant synthetic utility. This compound serves as a crucial building block in organic synthesis, valued for its reactivity as a dienophile and its role in constructing complex polycyclic frameworks. It is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and advanced materials sectors for the synthesis of novel active ingredients and functional molecules. Its specific structure offers a strategic handle for introducing the tetrahydro-naphthalene core into target compounds.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly those containing tetralin or naphthalene-based pharmacophores.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its quinone moiety can be leveraged for biological activity.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions and other cycloadditions to construct complex, polycyclic organic structures for material science and chemical research.
• Dyestuff and Pigment Precursor: Acts as an intermediate in the synthesis of specialized quinone-based dyes and organic pigments.
• Research & Development: Utilized in academic and industrial R&D labs for methodological studies and the exploration of new chemical entities.
• Polymer Chemistry: Can serve as a monomer or cross-linking agent in the development of specialty polymers with specific electronic or optical properties.

Basic Information

Product Name	5,6,7,8-Tetrahydro-1,4-Naphthalenedione
CAS No.	7474-90-0
Molecular Formula	C10H10O2
Molecular Weight	162.19 g/mol
Synonyms	1,4-Dihydroxy-5,6,7,8-tetrahydronaphthalene; 5,6,7,8-Tetrahydro-1,4-dihydroxynaphthalene; 1,4-Tetralindione; 5,6,7,8-Tetrahydro-1,4-naphthoquinone; Tetralin-1,4-dione; 1,2,3,4-Tetrahydro-1,4-dioxonaphthalene; 1,4-Dioxo-1,2,3,4-tetrahydronaphthalene
EINECS	231-275-8

Quality Control

Our 5,6,7,8-Tetrahydro-1,4-Naphthalenedione is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed to confirm identity, potency, and impurity profiles. Certificates of Analysis (COA) detailing specific test results are provided with every shipment. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is easily oxidized and should be handled under an inert atmosphere for long-term storage or when opening a new container to maintain purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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