PHENOLPHTHALEIN DISODIUM SALT

Product Name: PHENOLPHTHALEIN DISODIUM SALT
CAS No.: 518-51-4
Chemical Name: PHENOLPHTHALEIN DISODIUM SALT
Synonyms: diphenolate;phenolphthalein sodium;PHENOLPHTHALEIN NA SALT;Quetiapine Impurity 28-d8;DISODIUM PHENOLPHTHALEINATE;PHENOLPHTHALEIN SODIUM SALT;PHENOLPHTHALEIN DISODIUM SALT;Phenolththalein disodium salt;Phenolphthalein (disodium), 95%;Phenolphthalein (disodium), 95%
CBNumber: CB2400257
Molecular Formula: C20H15NaO4
Formula Weight: 342.33
MOL File: 518-51-4.mol

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PHENOLPHTHALEIN DISODIUM SALT Property

Melting point:: >250°C
storage temp.: Amber Vial, Refrigerator, Under inert atmosphere
solubility: Solubility Soluble in water, ethanol
form: Powder
pka: 9.1(at 25℃)
color: Dark purple to dark brown
PH Range: Colorless (8.0) to pink (10.0)
λmax: 553nm
Stability:: Hygroscopic, Light Sensitive
Major Application: Inks, fire-resistant polymers, permanent hair straightener
EPA Substance Registry System: 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-, disodium salt (518-51-4)

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Safety

Risk Statements: 36/37/38
Safety Statements: 24/25
HS Code: 29322985

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Hazard and Precautionary Statements (GHS)

Signal word: Warning

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: CDS025252
Product name: Disodium 2-[(4-oxidophenyl)(4-oxo-2,5-cyclohexadien-1-ylidene)methyl]benzoate
Purity: AldrichCPR
Packaging: 1G
Price: $143
Updated: 2025/07/31

TCI Chemical

Product number: P0099
Product name: Phenolphthalein Disodium Salt (Water soluble)
Packaging: 25g
Price: $237
Updated: 2025/07/31

TRC

Product number: P318033
Product name: PhenolphthaleinDisodiumSalt(>90%)
Packaging: 500mg
Price: $55
Updated: 2021/12/16

TRC

Product number: P318033
Product name: PhenolphthaleinDisodiumSalt(>90%)
Packaging: 2.5g
Price: $70
Updated: 2021/12/16

Chem-Impex

Product number: 38601
Product name: Phenolphthalein Disodium Salt (Water soluble)
Packaging: 25G
Price: $232.96
Updated: 2021/12/16

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PHENOLPHTHALEIN DISODIUM SALT Chemical Properties,Usage,Production

Chemical Properties

PURPLE CRYSTALLINE POWDER

Uses

Phenolphthalein (disodium), 95% is a pH indicator.

PHENOLPHTHALEIN DISODIUM SALT Preparation Products And Raw materials

Raw materials

Preparation Products

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PHENOLPHTHALEIN DISODIUM SALT Suppliers

Americas 1 Belgium 1 China 27 Europe 1 Germany 2 India 2 Japan 2 Slovakia 1 Switzerland 1 United Kingdom 5 United States 6 Global 49

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518-51-4, PHENOLPHTHALEIN DISODIUM SALTRelated Search:

Nitric acid Diisooctyl sebacate Phenolphthalein 2',7'-DICHLOROFLUORESCEIN SODIUM SALT AZURE II EOSINATE MERBROMIN PHENOLPHTHALEIN DISODIUM SALT DIIODOFLUORESCEIN Solvent Red 43 EOSIN B 3',3'',5',5''-TETRAIODOPHENOLPHTHALEIN, SODIUM SALT METHYL BLUE-EOSIN LABOTEST-BB LT00645564 TETRABROMOPHENOLPHTHALEIN SODIUM SALT LABOTEST-BB LT00159605 LABOTEST-BB LT00847222 FLUORESCEIN-5-(AND-6)-SULFONIC ACID, TRISODIUM SALT LABOTEST-BB LT01148225

PHENOLPHTHALEIN DISODIUM SALT

PHENOLPHTHALEIN SODIUM SALT

3 3-BIS(P-HYDROXYPHENYL)PHTHALIDE DISODIUM SALT

DISODIUM PHENOLPHTHALEINATE

3,3-bis(4-hydroxyphenyl)-1(3h)-isobenzofuranondisodiumsalt

phenolphthalein sodium

PHENOLPHTHALEIN NA SALT

1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-, sodium salt (1:2)

3 3-BIS(P-HYDROXYPHENYL)PHTHALIDE DISODIUM SALT 95%

Phenolphthalein Disodium Salt (Water soluble)

PHENOLPHTHALEIN DISODIUM SALT, 95%, PURE

Phenolphthalein disodium salt, pure

Phenolphthalein DisodiuM Salt&nbsp

diphenolate

Sodium 4,4'-(3-oxo-1,3-dihydroisobenzofuran-1,1-diyl)

Phenolphthalein disodium salt 95%

Phenolphthalein Disodium Salt (&gt

PHENOLPHTHALEIN DISODIUM SALT USP/EP/BP

Phenolphthalein Disodium Salt (>90%)

Phenolththalein disodium salt

Sodium 2-((4-oxidophenyl)(4-oxocyclohexa-2,5-dien-1-ylidene)methyl)benzoate

Quetiapine Impurity 28-d8

Disodium 2-[(4-oxidophenyl)(4-oxo-2,5-cyclohexadien-1-ylidene)methyl]benzoate

Phenolphthalein (disodium), 95%

518-51-4

C20H12Na2O4

C20H14O42Na

C20H12O4Na2

pH Indicators

Indicator (pH)

Analytical Chemistry

Indicator (pH)

pH Indicators

Phthalein