儿茶酚紫 |115-41-3
- Molecular Structure:
- Name:
- 儿茶酚紫 |115-41-3
- Cas:
- 115-41-3
- Formula:
- C19H14O7S
- Page View:
- Upload Time:
- 2019-02-11 16:50:14
- Features:
中文名称:儿茶酚紫
中文别名:邻苯二酚磺酞; 邻苯二酚紫; 儿茶酚磺酞;
英文名称:Pyrocatechol Violet
英文别名:PYROCATECHOL SULPHONPHTHALEIN; Pyrocatechol violet; 3,3-bis-(3,4-dihydroxy-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide; Catecholsulfonphthalein; Pyrocatechimsulfonphthalein violed;
CAS号:115-41-3
分子式:C19H14O7S
分子量:386.37500
精确质量:386.04600
PSA:132.67000
LogP:3.60060
物化性质
外观与性状:绿色黄色粉末
密度:1.62 g/cm3
熔点:185 °C (dec.)(lit.)
沸点:659.5ºC at 760mmHg
闪点:352.7ºC
折射率:1.737
稳定性:Stable. Incompatible with strong oxidizing agents.
储存条件:Store in a cool, dry place. Keep container closed when not in use.
生产方法
由邻苯甲酰磺酰亚胺与邻苯二酚反应而得。
用途
用作络合滴定指示剂。