应用
1,4-Butanediol is commonly used as a solvent in the chemical industry to manufacture gamma-butyrolactone and elastic fibers like spandex. It is used as a cross-linking agent for thermoplastic urethanes, polyester plasticizers, paints and coatings. It undergoes dehydration in the presence of phosphoric acid yielded teterahydrofuran, which is an important solvent used for various applications. It acts an intermediate and is used to manufacture polytetramethylene ether glycol (PTMEG), polybutylene terephthalate (PBT) and polyurethane (PU). It finds application as an industrial cleaner and a glue remover.

备注
Incompatible with strong oxidizing agents, acid chlorides, acid anhydrides and reducing agents.

基本信息

MDL
MFCD00002968

EINECS
203-786-5

分子式
HO(CH₂)₄OH

分子量
90.12

熔点
19-20°

沸点
229-230°

闪点
135°(275°F)

密度
1.017

折射率
1.4460

灵敏度
Hygroscopic. Store under Nitrogen. Ambient temperatures.

形态
Liquid

溶解性
Miscible with water, ethanol, dimethyl sulfoxide and glycol ethers. Slightly miscible with diethyl ether. Immiscible with aliphatic and aromatic hydrocarbons.

Beilstein
1633445

GHS危害和防范说明

GHS符号

Hazard Statements
H302
Harmful if swallowed.

Precautionary Statements
P264-P270-P301+P312a-P330-P501a
Wash thoroughly after handling.Do not eat, drink or smoke when using this product.Do not eat, drink or smoke when using this product.Rinse mouth.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
22
Harmful if swallowed.

安全等级
23-36-60
Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer).Wear suitable protective clothing.This material and its container must be disposed of as hazardous waste

欧盟危险品标志

RTECS
EK0525000

TSCA
是