Solochrome cyanine R

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Solochrome cyanine R
Names
IUPAC name
Trisodium 5-[(3-carboxylato-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)-(2-sulfonatophenyl)methyl]-2-hydroxy-3-methylbenzoate
Other names
Alizarol Cyanine RC
Atlantichrome Cyanine RA
Eriochrome Cyanine R
Mordant Blue 3
Properties
C23H15Na3O9S
Molar mass 536.393 g/mol
Appearance Dark brown powder
Hazards
Safety data sheet Sigma-Aldrich
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Solochrome cyanine R (also known as eriochrome cyanine R, chrome cyanine R, and many other synonyms) is a polycyclic aromatic sulfonic acid and indicator dye, with four distinct color changes depending on pH.

Properties

Chemical

Physical

Solochrome cyanine R is a dark brown powder.

Availability

This compound is sold by chemical suppliers.

Preparation

No preparation accessible to the amateur chemist exists.

Projects

  • Dye

Handling

Safety

Storage

Disposal

References

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