应用
1,4-Diphenylbutadiyne was used in the preparation of 7,8-dehydropurpurin dimers via two-fold Pd-catalyzed [3+2] annulation of meso-bromoporphyrin.

备注
Store in cool, dry place in tightly closed container. Store away from oxidizing agent.

基本信息

MDL
MFCD00004787

EINECS
212-953-1

分子式
C₆H₅CC≡CC≡CC₆H₅

分子量
202.26

熔点
86-87°

灵敏度
Ambient temperatures.

形态
Needles

溶解性
Sparingly soluble in water(5.5E-4 g/L) (25°C). Soluble in toluene almost transparency.

Beilstein
1910105

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
26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

TSCA
是