Chem
J-GLOBAL ID:200907080088800510   Nikkaji number:J208.674C

m-Cresol purple

m-クレゾールパープル
Substance type:
Substance type
Substance type classified into 3 categories.
Decided structure: Substances with a clear structure
Undicided Structure: Substances with unknown or undetermined structure
Mixtures: Mixtures, racemic compounds, or compounds with relative structural arrangements
Decided structure
Molecular formula: C21H18O3[O-]2[S+2]
Molecular formula furigana: C21-H18-O5-S
Molecular weight: 382.430
InChI: InChI=1S/C21H18O5S/c1-13-11-15(22)7-9-17(13)21(18-10-8-16(23)12-14(18)2)19-5-3-4-6-20(19)27(24,25)26-21/h3-12,22-23H,1-2H3
InChI key: OLQIKGSZDTXODA-UHFFFAOYSA-N
SMILES: Cc1cc(O)ccc1C1(O[S+2]([O-])([O-])c2ccccc12)c1ccc(O)cc1C
Systematic name  (4):
  • 3,3-ビス(4-ヒドロキシ-2-メチルフェニル)-3H-2,1-ベンゾオキサチオール1,1-ジオキシド
  • 3,3-ビス(2-メチル-4-ヒドロキシフェニル)-3H-2,1-ベンゾオキサチオール1,1-ジオキシド
  • 3,3-ビス(4-ヒドロキシ-2-メチルフェニル)-1,3-ジヒドロ-2,1-ベンゾオキサチオール-1,1-ジイウム-1,1-ビス(オラート)
  • 3,3-bis(4-hydroxy-2-methylphenyl)-1,3-dihydro-2,1-benzoxathiole-1,1-diium-1,1-bis(olate)
Other name (10):
  • m-クレゾールスルホンフタレイン
  • クレゾールパープル
  • メタクレゾールパープル
  • m-Cresolsulfonphthalein
  • Cresol purple
Show all
CAS registry number: 2303-01-7
Regulation number (2):
  • EINECS2189606
  • TSCA(2303-01-7)
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