Agent Name

Pyranine

CAS Number

6358-69-6

Formula

C16-H7-O10-S3.3Na

Major Category

Dyes

Synonyms

1,3,6-Pyrenetrisulfonic acid, 8-hydroxy-, trisodium salt; 11389 Green; 8-Hydroxy-1,3,6-pyrenetrisulfonic acid trisodium salt; 8-Hydroxypyrene-1,3,6-trisulfonic acid sodium salt; C.I. 59040; C.I. Solvent Green 7; D&C Green 8; D&C Green No. 8; Green 204; Green No. 204; Japan Green 204; Japan Green No. 204; Pyranine 120; Pyranine concentrated; Pyrene 1; Solvent Green 7; Trisodium 1-hydroxy-3,6,8-pyrenetrisulfonate; [ChemIDplus]

Category

Indicator Dyes

Description

Solid; Highly soluble in water; [Merck Index] Yellowish or green powder; Soluble in water; [MSDSonline]

Sources/Uses

Used as a pH indicator for biological systems, a biological stain, and a dye (solvents, cosmetics, and pharmaceuticals); [Merck Index]

Comments

An irritant; [MSDSonline] See "POLYCYCLIC AROMATIC HYDROCARBONS."

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