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O-Cresolphthalein CAS 596-27-0

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

O-Cresolphthalein CAS 596-27-0
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Qu'est-ce que O-Cresolphthalein CAS 596-27-0?

O-Cresolphthalein est un blanc ou poudre cristalline de couleur jaune rougeâtre. O-Cresolphthalein a un point de fusion de 223 ° C et est soluble dans l'éthanol, l'éther et l'acide acétique glacial. O-Cresolphthalein est violet en alcalins dilués, légèrement soluble dans l'eau et insoluble dans le benzène.

Spécification

Article Spécification
Point de fusion 223-225 °C
Point d'ébullition 401.12°C (estimation approximative)
Densité 1.1425 (estimation approximative)
Indice de réfraction 1.4400 (estimation)
pKa 9.40(25℃)

Application

O-Cresolphthalein est utilisé comme un acide-base de l'indicateur avec une décoloration de la gamme de pH8.2(incolore) à 9,8(rouge).

L'emballage

25kg/drum ou selon les exigences du client.

O-Cresolphthalein-pack

Mots-clés associés

3,3-Bis(4-hydroxy-3-méthylphényl)-1-(3H)-iso-benzofuranone.

O-Cresolphthalein CAS 596-27-0
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