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68807-90-9

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Basic Information
CAS No.: 68807-90-9
Name: Phenolphthalein diphosphate tetrasodium salt
Molecular Structure:
Molecular Structure of 68807-90-9 (Phenolphthalein diphosphate tetrasodium salt)
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: Toxicity data
(The meaning">

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.
Hazard Symbols: C
Risk Codes: 36/37/38-34
Safety: 22-24/25
PSA: 199.99000
LogP: 4.78040
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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.