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Substance Name: 3-Cresol purple
RN: 2303-01-7
UNII: 85ODZ58K3D
InChIKey: OLQIKGSZDTXODA-UHFFFAOYSA-N
Molecular Formula
- C21-H18-O5-S
Molecular Weight
- 382.434
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Names and Synonyms
Name of Substance
- 3-Cresol purple
Synonyms
- Cresol purple
- EINECS 218-960-6
- m-Cresol Purple
- m-Cresolsulfonephthalein
- NSC 9607
- UNII-85ODZ58K3D
Systematic Names
- m-Cresol Purple
- m-Cresol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)di-, S,S-dioxide (8CI)
- Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis(3-methyl-
- Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis(3-methyl-, S,S-dioxide (9CI)
Registry Numbers
CAS Registry Number
- 2303-01-7
FDA UNII
- 85ODZ58K3D
Other Registry Numbers
- 2877-89-6
- 88492-48-2
Related Registry Number
- 67763-22-8 (mono-hydrochloride salt)
System Generated Number
- 0002303017