应用
Tetramethylenebis(triphenylphosphonium bromide) is used in the synthesis of squalene. It is also used in the conversion of ?-diketones to cyclohexa-1,3-dienes.

备注
Hygroscopic. Store away from oxidizing agents. Store in a cool, dry conditions in a well sealed container.

基本信息

MDL
MFCD00031714

EINECS
239-598-5

分子式
Br(C₆H₅)₃P(CH₂)₄P(C₆H₅)₃Br

分子量
740.51

熔点
292-293°

灵敏度
Hygroscopic. Ambient temperatures.

Beilstein
3872522

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
36/37/38
Irritating to eyes, respiratory system and skin.

安全等级
26-36/37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.

TSCA
否