1,4-Butylene glycol (boutique) (1,4-Butenediol) CAS No .: 110-64-5

1,4-Butenediol is a versatile chemical intermediate used in various applications.
Molecular formula: C₄H₈O₂ Molecular weight: 88.11 CAS No .: 110-64-5

Physical properties: Boiling point: 84 ° C;

Relative density: 1.07;

Refractive index: 1.477;

Flash point: 128 ° C.

Soluble in water, ethanol, ace tone. Almost insoluble in lower aliphatic or aromatic hydrocarbons.

Appearance: colorless or light yellow color Oily liquid

content: ≥ 98.5%

Acetylene glycol content: ≤ 0.1%;

Butanediol content: ≤ 1%;

Water: ≤ 0.3%

Cis content ≥ 96.0%

Packing: 200 kg / barrel (galvanized iron drum)

1,4-Butenediol Chemical Intermediates Applications

1. Polymer Production:
- Used in the synthesis of polybutylene terephthalate (PBT), a thermoplastic used in automotive and electrical applications.
- Serves as a precursor for the production of polyurethanes.

2. Solvents:
- Employed as a solvent in various chemical reactions and processes due to its ability to dissolve a wide range of substances.

3. Chemical Synthesis:
- Acts as a building block for the synthesis of other chemicals, including butyrolactone and gamma-butyrolactone (GBL).

4. Personal Care Products:
- Found in cosmetic formulations for its moisturizing properties.

Production Methods
- Typically produced through the selective hydrogenation of 1,4-butynediol or through other synthetic routes involving petrochemical feedstocks.

Safety and Handling
- Toxicity: It can be harmful if ingested or inhaled, and appropriate safety measures should be taken when handling.
- Storage: Should be stored in a cool, well-ventilated area, away from sources of ignition.

Conclusion
1,4-Butenediol is an important intermediate in the chemical industry, contributing to the production of various materials and chemicals essential for multiple sectors.