o-Cresolphthalein Complexone CAS 2411-89-4

CAS:2411-89-4

Formula Molekul:C32H32N2O12

Bobot molekul:636.61

EINECS:219-318-8

sinonim:XYLENOLPHTALEIN-BIS(MINODIACETIC ACID); ASAM XYLENYLPHTALEIN-BISIMINODIACETIC; PHTHALEIN UNGU; KOMPLEKS PHTHALEIN; PHTHALEIN COMPLEXONE; Cresolphtha; o-Cresolphthalein complexone pa; o-Cresolphthalein Co; Metalphthalein, n-hidrat

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Apa o-Cresolphthalein Complexone CAS 2411-89-4?

O-Cresolphthalein Complexone, uga dikenal minangka o-toluene phenolphthalein (C22H18O4mol346.38), yaiku bubuk putih utawa kuning sing gampang larut ing etanol lan eter; Ora larut ing banyu, larut ing alkali encer, werna biru, pH 8.2-9.8 (warna ora ana warna nganti abang); Puncak panyerepan maksimal yaiku 566 (381) mm.

Spesifikasi

Item	Spesifikasi
maks	575nm, 377nm
Kapadhetan	1,515±0,06 g/cm3 (Prediksi)
Titik lebur	181-185 °C (des.)(lit.)
Kondisi panyimpenan	Simpen ing ngisor +30 ° C.
Kemurnian	98% pKa
pKa	1,47, 8,24 (ing 25 ℃)

Aplikasi

O-Cresolphthalain Complexone minangka indikator kanggo titrasi kompleksometri magnesium, kalsium, strontium, barium, lan SO42-; Reagen kanggo nemtokake kalsium serum, ligan kromatografi ion khelat kanggo ion logam