Description

7,7-Dimethoxyhept-3-Yne is a specialized alkyne derivative featuring a unique acetal-protected carbonyl group, making it a valuable synthon in advanced organic synthesis. Its molecular structure provides a versatile handle for constructing complex frameworks, particularly in pharmaceutical and fine chemical research. This compound is essential for chemists and R&D teams in the pharmaceutical, agrochemical, and material science industries who require high-purity, functionalized intermediates for complex molecule assembly.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Material Science Research: Acts as a precursor for functional polymers, liquid crystals, and advanced organic materials.
• Academic & Industrial R&D: A crucial reagent in methodological development and total synthesis projects within university and corporate laboratories.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, flavors, and fragrances requiring specific alkyne functionalities.

Basic Information

Product Name	7,7-Dimethoxyhept-3-Yne
CAS No.	66840-10-6
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	3-Heptyne-1,1-diol, dimethyl acetal; Hept-3-yne-1,1-diol, dimethyl acetal; 1,1-Dimethoxy-3-heptyne; 3-Heptyne-1,1-diol dimethyl ether; 7,7-Dimethoxy-3-heptyne
EINECS	Contact for details

Quality Control

Our 7,7-Dimethoxyhept-3-Yne is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography and spectroscopic methods, to confirm identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality parameters. We adhere to cGMP principles where applicable to support our customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container should be kept tightly sealed to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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