Skip to Content

Key Documents

View All Documentation

P9875

Phenolphthalein bisphosphate tetrasodium salt

≥92.5% purity, powder

Synonym(s):

Phenolphthalein diphosphate tetrasodium salt

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
C20H12O10P2Na4
CAS Number:
68807-90-9
Molecular Weight:
566.21
UNSPSC Code:
12171500
PubChem Substance ID:
329820357
NACRES:
NA.47
MDL number:
MFCD00005907
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

Phenolphthalein bisphosphate tetrasodium salt, ~95%

assay

~95%

Quality Segment

form

powder

impurities

Phenolphthalein, none detected, 5-10% solvent (actual content on label)

solubility

water: 50 mg/mL, clear, colorless to faint yellow or tan

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

−20°C

SMILES string

[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)Oc1ccc(cc1)C2(OC(=O)c3ccccc23)c4ccc(OP([O-])([O-])=O)cc4

InChI

1S/C20H16O10P2.4Na/c21-19-17-3-1-2-4-18(17)20(28-19,13-5-9-15(10-6-13)29-31(22,23)24)14-7-11-16(12-8-14)30-32(25,26)27;;;;/h1-12H,(H2,22,23,24)(H2,25,26,27);;;;/q;4*+1/p-4

InChI key

HTMKLCRJVFFVDW-UHFFFAOYSA-J

Application

Phenolphthalein bisphosphate tetrasodium salt has been used as a component of modified Baird Parker (BP) agar to determine the expression of phosphatases of Staphylococcus aureus ATCC12600. It has also been used as a component of modified Tryptose phosphate/phenolphthalein/methyl green (M-TPMG) agar to detect enteroinvasive Escherichia coli (EIEC) apyrase activity.

Storage Class

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

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