Description

3,7,11-Trimethyldodecyn-3-Ol is a high-purity, branched-chain tertiary acetylenic alcohol. This specialty chemical serves as a versatile intermediate and building block in advanced organic synthesis, valued for its unique molecular structure that enables specific chemical transformations. It is essential for R&D chemists and production specialists in the fragrance, pharmaceutical, and fine chemical industries seeking to create complex molecules with high selectivity.

Application

• Fragrance & Flavor Intermediate: A key precursor in the synthesis of sophisticated musk-like odorants and other aroma chemicals.
• Pharmaceutical Synthesis: Used as a chiral building block or intermediate in the research and development of active pharmaceutical ingredients (APIs).
• Agrochemicals: Employed in the synthesis of specialized surfactants, adjuvants, or active ingredients for crop protection formulations.
• Fine Chemical Manufacturing: Acts as a crucial intermediate for producing other high-value specialty chemicals, including liquid crystals and polymer additives.
• Research & Development: Utilized in academic and industrial labs for methodological studies in organic chemistry, particularly in reactions involving acetylene chemistry.
• Lubricant & Fuel Additives: Potential use as an intermediate for synthesizing performance-enhancing additives that improve stability and reduce friction.

Basic Information

Product Name	3,7,11-Trimethyldodecyn-3-Ol
CAS No.	1604-35-9
Molecular Formula	C₁₅H₂₈O
Molecular Weight	224.38 g/mol
Synonyms	Dehydrolinalool; 3,7,11-Trimethyl-1-dodecyn-3-ol; 3-Methyl-1-(2,6,6-trimethyl-2-cyclohexen-1-yl)-1-penten-4-yn-3-ol (related isomer); Acetylenic alcohol C15; Tertiary acetylenic alcohol; 1-Dodecyn-3-ol, 3,7,11-trimethyl-; Linalool derivative; Fragrance intermediate 1604-35-9
EINECS	216-500-5

Quality Control

Our 3,7,11-Trimethyldodecyn-3-Ol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency meet the highest standards. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and compliance with your project requirements.

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 oxidizing agents, acids, and heat sources. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.465 - 1.475
Specific Gravity (20/20°C)	0.870 - 0.890
Water Content (KF)	≤ 0.5%

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