Description

2H-Pyran, 2-(1-Butynyl)Tetrahydro- (9Ci) is a specialized heterocyclic organic compound featuring a tetrahydro-2H-pyran core substituted with a butynyl group. This unique molecular architecture makes it a valuable advanced intermediate for complex organic synthesis, particularly in the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries who require high-purity building blocks for innovative research and scale-up projects.

Application

• Pharmaceutical Intermediate: Serves as a key synthetic precursor in the research and development of new therapeutic agents and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides, leveraging its reactive alkyne functionality.
• Material Science Research: Acts as a monomer or functional modifier in the development of specialized polymers and advanced organic materials.
• Fine Chemical Production: Employed in multi-step synthesis for producing complex fragrance, flavor, and dye intermediates.
• Academic & Industrial R&D: A crucial building block for methodological studies in organic chemistry, including cycloaddition and coupling reactions.

Basic Information

Product Name	2H-Pyran, 2-(1-Butynyl)Tetrahydro- (9Ci)
CAS No.	343269-38-5
Molecular Formula	C9H14O
Molecular Weight	138.21 g/mol
Synonyms	2-(But-1-yn-1-yl)tetrahydro-2H-pyran; Tetrahydro-2-(1-butynyl)-2H-pyran; 2-(1-Butynyl)tetrahydropyran; 2H-Pyran, tetrahydro-2-(1-butynyl)-; 2-(But-1-ynyl)tetrahydropyran; 2-(Butyn-1-yl)tetrahydro-2H-pyran
EINECS	Contact for details

Quality Control

Our 2H-Pyran, 2-(1-Butynyl)Tetrahydro- (9Ci) is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high-purity standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

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

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