O-Cresolphthalein CAS 596-27-0

CAS:596-27-0

Foromo ea molek'hule:C22H18O4

Boima ba Molek'hule:346.38

EINECS:209-881-8

Mantsoe a tšoanang:3',3''-dimethyl-phenolphthalei;cresolphthalein;Di-o-Cresolphthalide;o-Cresolphalein;o-cresolphtaleine;3,3-bis (4-hydroxy-3-methylphenyl) -1 (3h) -isobenzofuranon;3,3-Bis(4-hydroxy-3-methylphenyl) -1-(3H) -iso-benzofuranone

Tlohela Molaetsa wa Hao

Lintlha tsa Sehlahisoa

Khoasolla

Li-tag tsa Sehlahisoa

O-Cresolphthalein CAS 596-27-0 ke eng?

O-cresol phthalein ke phofo ea kristale e tšoeu ho isa ho e mosehla.Sebaka se qhibilihang ke 216 ~ 217℃.E qhibiliha ka joala, ether le glacial acetic acid, e qhibiliha hanyenyane metsing, e sa qhibilihe ka benzene, e qhibiliha ka alkali e hlapollang.E sebelisoa e le sesupo sa acid-base ho chemistry ea analytical.E na le sebopeho sa lik'hemik'hale tse tšoanang le thepa ea 'mele le ea lik'hemik'hale ho phenolphthalein,' me mebala ea eona ea mebala e fapaneng ke 8.2 (e se nang mebala) -9.8 (e khubelu) (Phenolphthalein coloration range ke 8.2-10).Sebopeho sa eona sa asiti ke mofuta oa lactone e se nang mebala, 'me sebopeho sa eona sa motheo ke sebopeho sa quinone' me se bonahala se le khubelu.

Tlhaloso

Ntho	Tlhaloso
Sebaka se qhibilihang	223-225 °C
Ntho e belang	401.12°C (khakanyo e boima)
Botenya	1.1425 (khakanyo e fosahetseng)
Lenane la refractive	1.4400 (khakanyo)
pKa	9.40(ho 25℃)