Description

Dodecahydro-3,4A,7,7,10A-Pentamethyl-1H-Naphtho[2,1-B]Pyran is a complex, fully hydrogenated sesquiterpene derivative, recognized for its unique fused pyran-naphthalene structure and high chemical stability. This compound serves as a versatile and valuable intermediate in advanced organic synthesis, particularly for creating structurally complex molecules. It is primarily needed by manufacturers in the fragrance, flavor, and pharmaceutical industries for the development of novel aromatic compounds and active pharmaceutical ingredients (APIs).

Application

• Fragrance & Flavor Industry: Acts as a key intermediate for synthesizing novel amber, woody, and musky aroma chemicals with enhanced stability and longevity.
• Pharmaceutical Synthesis: Serves as a sophisticated building block for constructing complex polycyclic frameworks found in potential drug candidates.
• Advanced Material Research: Utilized in the development of specialty polymers and liquid crystals due to its rigid, saturated hydrocarbon backbone.
• Organic Synthesis: Employed as a chiral template or starting material in stereoselective synthesis for academic and industrial R&D.
• Fine Chemical Production: Used in the manufacture of high-value specialty chemicals for agrochemicals and performance materials.

Basic Information

Product Name	Dodecahydro-3,4A,7,7,10A-Pentamethyl-1H-Naphtho[2,1-B]Pyran
CAS No.	6252-26-2
Molecular Formula	C18H32O
Molecular Weight	264.45 g/mol
Synonyms	1H-Naphtho[2,1-b]pyran, dodecahydro-3,4a,7,7,10a-pentamethyl-; Ambroxide Precursor; Hexahydro-4,4,7a-trimethyl-2(4H)-benzofuranone (related saturated derivative); 3,4A,7,7,10A-Pentamethyldodecahydro-1H-naphtho[2,1-b]pyran; Fully Hydrogenated Sesquiterpene Pyran; Ambroxan Related Intermediate; Tetrahydroambrox; Saturated Ambroxide Analog
EINECS	Contact for details

Quality Control

Our Dodecahydro-3,4A,7,7,10A-Pentamethyl-1H-Naphtho[2,1-B]Pyran is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent chemical identity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specification parameters. Our quality commitment ensures the material is suitable for demanding applications in fragrance and pharmaceutical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.485 - 1.495
Specific Gravity (20/4°C)	0.950 - 0.970

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