CAS 77-09-8 Phenolphthalein
Product Name: Phenolphthalein
CAS: 77-09-8
Molecular Formula: C20H14O4
Molecular Weight: 318.329
Synonyms: 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one;2-[bis(4-hydroxyphenyl)methyl]benzoic acid;Phenolphthalien
Physical properties
Appearance: white powder
Melting point: 258-263 ℃
Boiling point: 548.7 ℃ at 760 MMHG
Water solubility: < 0.1 g / 100mL
Tightness: 1.323 g/cm3
Flash point: 299.7 ℃
Application
(1) pharmaceutical industry pharmaceutical raw materials: medicine laxatives, can stimulate the intestine wall, cause the crawling of the intestine to promote defecation. It is suitable for the habitual obstinate constipation, the various dosage forms such as tablet, suppository, etc.
(2) used for organic synthesis is mainly used in synthetic plastics, especially the synthesis of dinitrogen miscellaneous naphthalene poly (aryl ether ketone ketone polymer poly (aryl ether ketone, this kind of polymer because it has excellent heat resistance, water resistance, chemical corrosion resistance, heat aging resistance and good processing formability, fiber, coating and made of the composite materials is widely applied in many areas, such as electronic appliances, mechanical equipment, transportation, aerospace, nuclear engineering and military and other fields;
(3) it is used for alkali indicator, non-aqueous titration of indicator, color layer analysis with reagent.
Packing
25kg/fiber drum, 9000kg/20″FCL
