1,4-Butynediol But-2-yne-1,4-diol CAS 110-65-6, for Fine Chemicals, Electroplati

Product Specification

1. Product Overview

1,4-Butynediol (But-2-yne-1,4-diol) is an important unsaturated diol fine chemical. Its molecular structure contains both an alkyne bond and two hydroxyl functional groups, conferring high reactivity. It serves as a key raw material in organic synthesis, surface treatment, electroplating additives, and pharmaceutical and agrochemical intermediates.

With its favorable chemical reactivity and multi-functional group structure, 1,4-Butynediol maintains stable application demand in the international fine chemical industry chain.

2. Product Specifications

Product Name: 1,4-Butynediol

English Name: But-2-yne-1,4-diol / 1,4-Butynediol

CAS No.: 110-65-6

Batch No.: 20260205

Test Date: February 5, 2026

Packaging: 40 kg/Drum

Product Category: Fine Chemical Intermediate / Organic Synthesis Raw Material

3. Product Quality Specifications

Appearance: White Crystals (Specification: White or Light Yellow Crystals)

Assay (Content): 99.65% (Specification: ≥99%)

4. Product Structural Characteristics

① Alkyne Bond Structure

The carbon-carbon triple bond in the molecule confers high reactivity, enabling participation in addition, reduction, and other organic reactions.

② Dihydroxyl Structure

The two hydroxyl groups provide further esterification, etherification, and polymerization reaction capabilities.

③ Dual-Functional Group Advantages

The combination of alkyne bond and hydroxyl groups makes it an important building block for functional chemical synthesis.

5. Main Application Areas

① Electroplating Industry

Used in electroplating additive systems to improve coating performance and surface quality.

② Fine Chemical Synthesis

Used in the synthesis of various functional compounds and high-value-added intermediates.

③ Pharmaceutical and Agrochemical Intermediates

Serves as an organic synthesis raw material for the construction of active molecular structures.

④ Polymer and Material Applications

Used in specialty resins, functional materials, and modification systems.

6. Product Characteristics and Advantages

① High-Purity Control

This batch has a content of 99.65%, meeting the quality requirement of ≥99%.

② Stable Appearance

White crystals, conforming to product appearance specifications.

③ Industrial Packaging Supply

40 kg/drum packaging, suitable for fine chemical customer procurement.

④ Broad Application Scope

Covers electroplating, materials, pharmaceuticals, and organic synthesis applications.

7. Packaging and Supply Information

Packaging Form: 40 kg/Drum

Suitable for:

-Fine Chemical Enterprises;

-Electroplating Material Customers;

-Pharmaceutical and Agrochemical Intermediate Manufacturers;

-International Trade Procurement.

-Available Documentation: COA, TDS, SDS, and other quality documents.

8. Russian Market Procurement Considerations

Customers typically focus on the following:

-Product Purity;

-Appearance and Color;

-Moisture and Impurity Control;

-Batch-to-Batch Consistency;

-Packaging Specifications;

-Completeness of COA, TDS, SDS.

9. Distinctions from Related Products

① 1,4-Butynediol vs. 1,4-Butanediol

1,4-Butynediol contains an alkyne bond, resulting in different reactivity and application directions.

② 1,4-Butynediol vs. Propargyl Alcohol

Both contain alkyne groups, but 1,4-Butynediol has two hydroxyl groups, offering greater functionality.

③ 1,4-Butynediol vs. Conventional Diols

Its alkyne bond structure imparts unique chemical reactivity.

10. Frequently Asked Questions (FAQ)

Q: What are the main applications of 1,4-Butynediol?

A: It is mainly used in electroplating, fine chemicals, organic synthesis, pharmaceuticals, and materials applications.

Q: What is the quality of this product?

A: According to the COA from Changzhou Jiayuan Chemical Co., Ltd., this batch has a content of 99.65% and appears as white crystals, meeting the specifications.

Q: What is the packaging specification?

A: 40 kg/drum.