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1 4-Butanediol

CAS No.: 110-63-4
Molecular formula: C4H10O2
Molecular weight: 90.12
EINECS No.: 203-786-5

1 4-Butanediol Basic Info

Product Name: 1,4-Butanediol

CAS No.: 110-63-4

Molecular formula: C4H10O2

Molecular Weight: 90.12100

Exact Mass: 90.12

EC Number: 203-786-5


Brand Name: TSRCHEM

PSA: 40.46000

XLogP3: -0.24880

Appearance: viscous colourless liquid

Density: 1.0171 g/cm3 @ Temp: 20 °C

Melting Point: 20.1 °C

Boiling Point: 230 °C @ Press: 760 Torr

Flash Point: 135ºC

Refractive Index: 1.4442-1.4462

Water Solubility: Solubility in water: miscible

Storage Conditions: 2-8ºCVapor Pressure: 0.015mmHg at 25°C

Vapor Density: 3.1 (vs air)

Flammability characteristics: Lower flammable limit: 1.95% by volume; Upper flammable limit: 18.3% by volume


It is mainly used in the production of polybutylene terephthalate (PBT), N-methyl pyrrolidone, tetrahydrofuran (THF), poly(tetramethylene ether glycol) (PTMEG), polyurethane, etc.

Does not decompose under normal temperature and pressure.

Avoid contact with oxides and damp moisture.

It is hygroscopic and does not corrode metals.

Flammable and low toxicity. poisonous.

Production equipment should be sealed to prevent leakage, and operators should wear protective gear.

People with skin wounds are strictly prohibited from contacting this product.


Store in a cool, ventilated warehouse, away from fire.

Keep the container tightly closed and keep away from oxidants and water sources.

Leak emergency treatment equipment and suitable containment materials should be provided.

It can be sealed and stored in mild steel, aluminum or copper containers.

It is packed in aluminum, stainless steel, galvanized iron drums or plastic drums, or stored and transported in a tank truck according to the regulations for flammable and toxic substances.

Because the melting point is as high as 20°C, a heating tube should be installed in the tank truck.

Packaging & Shipping

Packed in 200kg drum, IBC drum, or according to client request.

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