PHENOLPHTHALEIN DISODIUM SALT

CAS No.：518-51-4

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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PHENOLPHTHALEIN DISODIUM SALT Basic information

Product Name:	PHENOLPHTHALEIN DISODIUM SALT
Synonyms:	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)
CAS:	518-51-4
MF:	C20H15NaO4
MW:	342.33
EINECS:	208-254-6
Product Categories:	Analytical Chemistry;Indicator (pH);pH Indicators;Phthalein
Mol File:	518-51-4.mol

PHENOLPHTHALEIN DISODIUM SALT Chemical Properties

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)

Safety Information

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

MSDS Information

Provider	Language
ACROS	English

PHENOLPHTHALEIN DISODIUM SALT Usage And Synthesis

Chemical Properties

PURPLE CRYSTALLINE POWDER

PHENOLPHTHALEIN DISODIUM SALT Preparation Products And Raw materials

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