您好，欢迎来到魔法化学网！
| CAS号 : | 119-67-5 |
精确质量 : | 150.03200 |
| 分子式 : | C8H6O3 |
logP : | 1.19730 |
| 分子量 : | 150.13100 |
PSA : | 54.37000 |
邻羧基苯甲醛 | |
2-formylbenzoic acid | |
119-67-5 | |
C8H6O3 | |
150.13100 | |
54.37000 | |
1.19730 | |
150.03200 |
|
白色晶体粉末
|
|
|
162.6ºC
|
|
|
321.8ºC at 760 mmHg
|
|
|
94-96 °C(lit.)
|
|
|
1,404 g/cm3
|
|
|
soluble
|
|
|
0.00012mmHg at 25°C
|
|
|
Stable under normal temperatures and pressures.
|
|
|
Store in a tightly closed container. Store in a cool, dry area away from incompatible substances.
|
|
TH7015000
|
|
|
2
|
|
|
29183000
|
|
|
S26-S36-S24/25
|
|
|
PG2
|
|
|
Xi
|
|
|
R36/37/38
|
29183000. Other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives. General tariff:6.5% |
由苯酚经溴化、水解而得。将苯酞加热到140-145℃,通溴反应,控制通入速度,使反应尾气基本上无溴蒸气排出。通溴毕,在120℃通二氧化碳与减压将残留的溴化氢除出。反应物加水,在沸腾水浴内水解0.5h。冷却,析出邻羧基苯甲醛。收率60%。 | |
作为医药中间体和液晶材料。 |
