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Key Documents

95620

Sigma-Aldrich

p-Xylenolphthalein

for microscopy

Synonym(s):

2′,5′,2″,5″-Tetramethylphenolphthalein

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About This Item

Empirical Formula (Hill Notation):
C24H22O4
CAS Number:
Molecular Weight:
374.43
Beilstein:
346799
EC Number:
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:

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grade

for microscopy

form

powder

SMILES string

Cc1cc(c(C)cc1O)C2(OC(=O)c3ccccc23)c4cc(C)c(O)cc4C

InChI

1S/C24H22O4/c1-13-11-21(25)15(3)9-19(13)24(20-10-16(4)22(26)12-14(20)2)18-8-6-5-7-17(18)23(27)28-24/h5-12,25-26H,1-4H3

InChI key

PXCIPOXPHMTCIL-UHFFFAOYSA-N

Application

p-Xylenolphthalein is related to phenolphthalein which is used as a pH change indicator.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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