Description

1,3-Dioxolane, 4-(3-Butynyl)-2,2-Dimethyl- (9Ci) is a specialized organic building block featuring a protected carbonyl group and a terminal alkyne functionality. This unique molecular architecture makes it a versatile intermediate for advanced organic synthesis, particularly in the construction of complex heterocycles and pharmaceutical scaffolds. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for its utility in click chemistry and targeted molecular assembly.

Application

• Pharmaceutical Intermediate: Key synthon for the synthesis of novel active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Click Chemistry Reagent: The terminal alkyne group enables efficient Huisgen cycloaddition reactions for bioconjugation and polymer functionalization.
• Ligand and Catalyst Synthesis: Building block for creating sophisticated ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Functional Material Precursor: Intermediate in the production of specialty polymers, dendrimers, and liquid crystals.
• Academic & Industrial R&D: A valuable tool for methodological development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	1,3-Dioxolane, 4-(3-Butynyl)-2,2-Dimethyl- (9Ci)
CAS No.	895540-64-4
Molecular Formula	C9H14O2
Molecular Weight	154.21 g/mol
Synonyms	4-(But-3-yn-1-yl)-2,2-dimethyl-1,3-dioxolane; 2,2-Dimethyl-4-(3-butynyl)-1,3-dioxolane; 4-(3-Butynyl)-2,2-dimethyl-1,3-dioxolane; 1,3-Dioxolane, 4-(3-butynyl)-2,2-dimethyl-; Acetone 1,1-(2-butynylene) acetal; (3-Butynyl)acetaldehyde acetone cyclic acetal
EINECS	Contact for details

Quality Control

Every batch of 1,3-Dioxolane, 4-(3-Butynyl)-2,2-Dimethyl- (9Ci) is produced and analyzed under strict quality management protocols to ensure high purity and batch-to-batch consistency. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is 2-8°C for extended stability. Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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