Description

2-Naphtalencarboxaldehyd, 5,6,7,8-Tetrahydro-3,5,5,6,7,8,8-Heptamethyl-, trans- is a high-purity, synthetically derived aldehyde derivative of a hydrogenated naphthalene structure. This compound is valued for its role as a versatile and specific chemical intermediate in advanced organic synthesis, where its unique sterically hindered and substituted framework is critical. It is primarily sought by R&D and production chemists in the pharmaceutical, agrochemical, and fragrance industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in sterically demanding synthetic routes.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, leveraging its complex alkylated structure.
• Fragrance and Flavor Chemistry: Serves as a precursor for musky or amber-type odorants due to its polyalkylated tetralin backbone.
• Organic Light-Emitting Diodes (OLEDs): Potential intermediate in the synthesis of specialized organic electronic materials and charge-transport layers.
• Ligand and Catalyst Development: Used to create novel chiral or sterically hindered ligands for asymmetric catalysis and metal-organic frameworks (MOFs).
• Polymer Modification: Acts as a functional monomer or cross-linking agent for specialty polymers with enhanced thermal or chemical resistance.

Basic Information

Product Name	2-Naphtalencarboxaldehyd, 5,6,7,8-Tetrahydro-3,5,5,6,7,8,8-Heptamethyl-, trans-
CAS No.	127459-79-4
Molecular Formula	C19H28O
Molecular Weight	272.43 g/mol
Synonyms	trans-5,6,7,8-Tetrahydro-3,5,5,6,7,8,8-heptamethyl-2-naphthalenecarboxaldehyde; 2-Naphthalenecarboxaldehyde, 5,6,7,8-tetrahydro-3,5,5,6,7,8,8-heptamethyl-, (2R,3S)-rel-; 1,2,3,4-Tetrahydro-1,1,2,3,3,4,4-heptamethyl-6-formylnaphthalene; Heptamethyltetralin-2-carboxaldehyde; Polyalkylated Tetralin-2-carbaldehyde
EINECS	Contact for details

Quality Control

Our production of 2-Naphtalencarboxaldehyd, 5,6,7,8-Tetrahydro-3,5,5,6,7,8,8-Heptamethyl-, trans- adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment, supporting compliance in cGMP-aligned applications.

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 sensitivity to oxidation, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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