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2303-01-7

2303-01-7 Structure

2303-01-7 Structure
IdentificationBack Directory
[Name]

Cresol Purple
[CAS]

2303-01-7
[Synonyms]

Nsc 9607
BETZ 0420
CRESOL PURPLE
m-Cresolpurpl
3-cresolpurple
M-CRESOL PURPLE
METACRESOL PURPLE
pourpredem-cresol
Cresol Purple, M-
M-CRESOLSULFONPHTHALEIN
M-CRESOLSULFONEPHTHALEIN
M-CRESOL PURPLE FREE ACID
M-CRESOL PURPLE INDICATOR
M-CRESOL PURPLE INDICATOR 5 G
cresolpurple(non-specificname)
M-CRESOL PURPLE, INDICATOR GRADE
Cresol purple solution 0.04 % pH
m-CRESOL PURPLE (pH indicator) AR
m-Cresol Purple,pure,indicator grade
M-CRESOL PURPLE, INDICATOR GRADE, PURE
M-Cresol Purple, indicator grade, pure 5GR
m-Cresol Purple sodium salt, 0.04% w/v aq. soln.
4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(m-cresol)s,s-dioxide
M-cresol, 4,4′-(3h-2,1-benzoxathiol-3-ylidene)di-, S,s-dioxide
3,3-Bis(4-hydroxy-2-methylphenyl)-3H-2,1-benzoxathiole 1,1-dioxide
4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(3-methylphenol)s,s-dioxide
Phenol, 4,4-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis3-methyl-
Phenol,4,4’-(3H-2,1-benzoxathiol-3-ylidene)bis(3-methyl-,S,S-dioxide
phenol,4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis[3-methyl-,s,s-dioxide
3,3-Bis(4-hydroxy-2-Methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide
O-toluenesulfonic Acid,α-hydroxy-α,α-bis(4-hydroxy-o-tolyl)-, Γ-sultone
[EINECS(EC#)]

218-960-6
[Molecular Formula]

C21H18O5S
[MDL Number]

MFCD00005871
[MOL File]

2303-01-7.mol
[Molecular Weight]

382.43
Chemical PropertiesBack Directory
[Appearance]

green crystalline powder
[Melting point ]

>250°C
[Boiling point ]

577.5±50.0 °C(Predicted)
[density ]

1.404±0.06 g/cm3(Predicted)
[storage temp. ]

room temp
[solubility ]

Solubility Very slightly soluble in water, ethanol; soluble in methanol
[form ]

Liquid
[pka]

1.51, 8.32(at 25℃)
[color ]

Dark green
[Stability:]

Stable. Incompatible with strong oxidizing agents.
[PH Range]

1.2 (red) - 2.8 (yellow) and 7.4 (yellow) - 9.0 (purple)
[Water Solubility ]

Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol.
[λmax]

579nm, 371nm
[Merck ]

14,2577
[BRN ]

350314
[Major Application]

Fuel cells, sensors, display device, falsification-proof security paper, inks, correction fluid, paints, detection of electrophilic gases, lubricants, cement products, packaging system, adhesive, cosmetics, food storage, determining glucose in dialysis solution, screening of cat diseases, detecting carbohydrates, oral hygiene products
[EPA Substance Registry System]

Phenol, 4,4'-(1,1-dioxido-3H- 2,1-benzoxathiol-3-ylidene) bis[3-methyl-(2303-01-7)
Hazard InformationBack Directory
[Chemical Properties]

green crystalline powder
[Uses]

Acid-base indicator.
Safety DataBack Directory
[Safety Statements ]

24/25
[WGK Germany ]

WGK 2 water endangering
[TSCA ]

Yes
[HS Code ]

29309090
Spectrum DetailBack Directory
[Spectrum Detail]

Cresol Purple(2303-01-7) IR1
Cresol Purple(2303-01-7) IR2
Cresol Purple(2303-01-7) MS
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