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O-Cresolphthalein CAS 596-27-0

CAS:596-27-0
MF:C22H18O4
MW:346.38
EINECS:209-881-8
Sinonimi:3’,3’-dimetil-phenolphthalei; cresolphthalein; Di-o-Cresolphthalide; o-Cresolphalein; o-cresolphtaleine; 3,3-bis(4-idrossi-3-methylphenyl)-1(3h)-isobenzofuranon

O-Cresolphthalein CAS 596-27-0
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Che cosa è O-Cresolphthalein CAS 596-27-0?

O-Cresolphthalein, di colore bianco o giallo rossiccio polvere cristallina. O-Cresolphthalein ha un punto di fusione di 223 ° C ed è solubile in etanolo, etere, acido acetico glaciale. O-Cresolphthalein è il viola in diluire alcali, leggermente solubile in acqua e solubile in benzene.

Specifica

Voce Specifica
Punto di fusione 223-225 °C
Punto di ebollizione 401.12°C (stima approssimativa)
Densità 1.1425 (stima approssimativa)
Indice di rifrazione 1.4400 (stima)
pKa 9.40(a 25℃)

Applicazione

O-Cresolphthalein è usato come un acido-base indicatore di scolorimento gamma di pH8.2(incolore) a 9.8(rosso).

Imballaggio

25kg/drum o secondo i requisiti del cliente.

O-Cresolphthalein-pack

Parole chiave correlate

3,3-Bis(4-idrossi-3-methylphenyl)-1-(3H)-iso-benzofuranone.

O-Cresolphthalein CAS 596-27-0
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