Description

[9-(Acetyloxy)-3,8,10-Triethyl-7,8,10-Trimethyl-1,5-Dioxa-9-Azaspiro[5.5]Undec-3-Yl]Methyl Octadecanoate is a high-purity, complex organic ester with a unique spirocyclic structure. This compound is valued for its role as a specialized intermediate in advanced organic synthesis and pharmaceutical research. It is primarily sought by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs), particularly those requiring spirocyclic or constrained heterocyclic frameworks.
• Agrochemical Research: Used in the development of novel pesticides and herbicides, where its specific ester and heterocyclic structure can contribute to unique biological activity.
• Advanced Material Synthesis: Acts as a precursor or functional additive in the creation of specialty polymers, liquid crystals, or organic electronic materials.
• Chemical Biology & Proteomics: Employed as a derivatization agent or probe in biochemical research due to its reactive acetyloxy group and lipophilic octadecanoate tail.
• Catalyst & Ligand Development: Utilized as a scaffold for developing novel chiral ligands or organocatalysts for asymmetric synthesis.

Basic Information

Product Name	[9-(Acetyloxy)-3,8,10-Triethyl-7,8,10-Trimethyl-1,5-Dioxa-9-Azaspiro[5.5]Undec-3-Yl]Methyl Octadecanoate
CAS No.	376588-17-9
Molecular Formula	C₃₈H₆₉NO₆
Molecular Weight	636.0 g/mol (approx.)
Synonyms	Stearic acid, ester with 9-(acetyloxy)-3,8,10-triethyl-7,8,10-trimethyl-1,5-dioxa-9-azaspiro[5.5]undecan-3-methanol; Octadecanoic acid, [9-(acetyloxy)-3,8,10-triethyl-7,8,10-trimethyl-1,5-dioxa-9-azaspiro[5.5]undec-3-yl]methyl ester; 9-Acetoxy-3,8,10-triethyl-7,8,10-trimethyl-1,5-dioxa-9-azaspiro[5.5]undecane-3-methyl stearate; Spirocyclic acetyloxy stearate ester
EINECS	Contact for details

Quality Control

Our [9-(Acetyloxy)-3,8,10-Triethyl-7,8,10-Trimethyl-1,5-Dioxa-9-Azaspiro[5.5]Undec-3-Yl]Methyl Octadecanoate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and organic solvents. For long-term storage, consider inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid or viscous liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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