Skip to Content

Key Documents

View All Documentation

P8903

Phenolphthalin

≥92%

Synonym(s):

2-(Bis[4-hydroxyphenyl]methyl)benzoic acid

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C20H16O4
CAS Number:
81-90-3
Molecular Weight:
320.34
UNSPSC Code:
12171500
PubChem Substance ID:
24898992
EC Number:
201-384-4
MDL number:
MFCD00036135
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

assay

≥92%

form

powder

SMILES string

Oc1ccc(cc1)C(c2ccc(O)cc2)c3ccccc3C(O)=O

InChI

1S/C20H16O4/c21-15-9-5-13(6-10-15)19(14-7-11-16(22)12-8-14)17-3-1-2-4-18(17)20(23)24/h1-12,19,21-22H,(H,23,24)

InChI key

FFFPYJTVNSSLBQ-UHFFFAOYSA-N

Other Notes

Do not confuse with the indicator phenol-
phthalein.

Storage Class

13 - Non Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library