Description

1,1-Dimethoxy-7-Hexadecyne is a high-purity specialty chemical building block featuring a terminal alkyne group protected as a dimethyl acetal. This unique bifunctional structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and industrial applications. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science sectors for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates, particularly in click chemistry and Sonogashira coupling reactions.
• Agrochemical Synthesis: Used in the development of advanced pesticides, herbicides, and plant growth regulators requiring specific alkyne functionalities.
• Material Science & Polymer Chemistry: Serves as a monomer or cross-linking agent for creating specialty polymers, dendrimers, and functionalized surfaces with tailored properties.
• Liquid Crystal & OLED Research: A precursor for synthesizing organic semiconductors and liquid crystal compounds used in display technologies.
• Chemical Biology & Bioconjugation: Enables site-specific labeling and modification of biomolecules (proteins, nucleic acids) via bioorthogonal reactions.
• Flavor & Fragrance Industry: Intermediate for the production of complex macrocyclic musks and other fragrance compounds.

Basic Information

Product Name	1,1-Dimethoxy-7-Hexadecyne
CAS No.	41862-85-5
Molecular Formula	C₁₉H₃₆O₂
Molecular Weight	296.49 g/mol
Synonyms	7-Hexadecyn-1-ol, 1,1-dimethoxy-; 1,1-Dimethoxyhexadec-7-yne; Hexadec-7-yne-1,1-diol dimethyl ether; 7-Hexadecynal dimethyl acetal; Terminal Alkyne Dimethyl Acetal C16
EINECS	Contact for details

Quality Control

Every batch of 1,1-Dimethoxy-7-Hexadecyne is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.86 - 0.90
Refractive Index (n20/D)	1.440 - 1.450

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