Basic information
- Name:
1(3H)-Isobenzofuranone,3,3-bis[4-(phosphonooxy)phenyl]-, sodium salt (1:4)
- Superlist Name:
- Phenolphthalein diphosphate tetrasodium salt
- CAS No.:
68807-90-9
- Molecular Structure:
![Molecular Structure of 68807-90-9 (1(3H)-Isobenzofuranone,3,3-bis[4-(phosphonooxy)phenyl]-, sodium salt (1:4))](http://www.lookchem.com/300w/2010/0623/68807-90-9.jpg)
- Formula:
- C20H16 O10 P2 . 4 Na
- Molecular Weight:
- 602.2404
- Synonyms:
- 1(3H)-Isobenzofuranone,3,3-bis[4-(phosphonooxy)phenyl]-, tetrasodium salt (9CI); Phenolphthalein,bis(dihydrogen phosphate), tetrasodium salt (7CI); Phenolphthalein,diphosphate, tetrasodium salt (6CI)
- EINECS:
- 272-326-3
- Density:
- g/cm3
- Melting Point:
- 300ºC
- Boiling Point:
- 762.1 °C at 760 mmHg
- Flash Point:
- 414.7 °C
- Solubility:
- Stability Stable. Hygroscopic. Incompatible with strong oxidizing agents. Toxicology Not hazardous according to Directive 67/548/EEC. Toxicity data (The meaning
- Appearance:
- Orange - pink crystalline powder.
- Safety Description:
- 22-24/25 Details
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Chemistry
Phenolphthalein diphosphate tetrasodium salt with CAS register number of 68807-90-9 is also named as EINECS 272-326-3 ; CID3085390 ; Tetrasodium isobenzofuran-3,3-diylbis(p-phenylene) bis(phosphate) ; Sodium phenolphaleindiphosphate ; Phenolphthalein bisphosphate tetrasodium salt ; Phenolphthalein diphosphate Na4-salt ,and so on. Phenolphthalein diphosphate tetrasodium salt (CAS No.68807-90-9) is usually white powder.
IUPAC Name: Tetrasodium [4-[3-oxo-1-(4-phosphonatooxyphenyl)-2-benzofuran-1-yl]phenyl] phosphate dihydrate
CAS: 68807-90-9
Molecular Formula: C20H16Na4O12P2
Molecular Weight: 602.24
Molecular structure:
EINECS: 272-326-3
Melting point: 198°C
Storage temp.: -20°C
ACD/LogD (pH 5.5): -4.61
ACD/LogD (pH 7.4): -6.11
ACD/BCF (pH 5.5): 1
ACD/BCF (pH 7.4): 1
ACD/KOC (pH 5.5): 1
ACD/KOC (pH 7.4): 1
H bond acceptors: 10
H bond donors: 4
Freely Rotating Bonds: 6
Flash Point: 414.7 °C
Enthalpy of Vaporization: 116.46 kJ/mol
Boiling Point: 762.1 °C at 760 mmHg
Vapour Pressure: 2.03E-24 mmHg at 25°C
Uses
Phenolphthalein diphosphate tetrasodium salt (CAS No.68807-90-9) is commonly used as chemical reagent.