Complexonum o-Cresolphthaleinum CAS 2411-89-4

CAS:2411-89-4

Formula Molecularis:C32H32N2O12

Pondus Moleculare:636.61

EINECS:219-318-8

Synonyma:XYLENOLPHTALEINUM-BIS(ACIDUM MINODIACETICUM); XYLENYLPHTALEINUM-BISIMINODIACETICUM; PHTHALEINI PURPURUM; PHTHALEINI COMPLEXON; PHTHALEINI COMPLEXON; Cresolphtha; o-Cresolphthaleini complexon pa; o-Cresolphthaleini Co; Metalphthaleini, n-hydras

Nuntium Tuum Relinque

Detalia Producti

Deprime

Etiquettae Productarum

Quid est o-Cresolphthalein Complexone CAS 2411-89-4?

O-Cresolphthalein Complexone, etiam o-toluenum phenolphthalein (C22H18O4mol346.38) appellata, est pulvis albus vel flavus, facile solubilis in aethere et ethanolo; in aqua insolubilis, in alcali diluto solubilis, coloris caerulei, pH 8.2-9.8 (color ab incolore ad rubrum variat); cacumen absorptionis maximum est 566 (381) mm².

Specificatio

Res	Specificatio
λmax	575nm, 377nm
Densitas	1.515±0.06 g/cm³ (Praedictum)
Punctum fusionis	181-185°C (dec.)(lit.)
Conditiones repositionis	Infra +30°C servandum.
Puritas	98%pKa
pKa	1.47, 8.24 (ad 25℃)

Applicatio

O-Cresolphthalain Complexone est indicator titrationis complexometricae magnesii, calcii, strontii, barii, et SO42-; reagentium ad calcium serum determinandum, ligandum chromatographicum ionicum chelatum pro ionibus metallicis vestigialibus.