Agent Name

Thymolphthalein

CAS Number

125-20-2

Formula

C28-H30-O4

Major Category

Dyes

Synonyms

Phenolphthalein, 5',5''-diisopropyl-2',2''-dimethyl-; Thymophthalein; 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxy-2-methyl-5-(1-methylethyl)phenyl)-; 3,3-Bis(4-hydroxy-5-isopropyl-o-tolyl)phthalide; Phenolphthalein, 5',5''-diisopropyl-2',2''-dimethyl- (8CI); [ChemIDplus]

Category

Indicator Dyes

Description

White solid; Available as pure compound, soluble monosodium salt, and solution; [CHEMINFO]

Sources/Uses

A phthalein dye used as a pH indicator and chemical reagent; [CHEMINFO] Used as a pH indicator for the pH range of 9.3-10.5; [Ullmann]

Comments

The dust may cause irritation; [CHEMINFO]

Exposure Assessment
Explanatory Notes

mp = 484-487 deg F; VP = probably near zero; [CHEMINFO]

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Other Information

No other related information on this agent was found.