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Postion:Product Catalog >Biochemical Engineering>Biochemical Reagents>Acid-base indicator>Cresol Purple

Cresol Purple

$1.00 / 1KG

  • 1KG
Min. Order: 1G
Purity: 99%
Cas No.: 2303-01-7
Supply Ability: 100KG
  • Product Name: Cresol Purple
  • CAS No.:2303-01-7
  • EC-No.:218-960-6
  • Min. Order:1G
  • Purity:99%
  • Supply Ability:100KG
  • Release date:2019/07/06
Product Advantage


Cresol Purple Basic information
Product Name: Cresol Purple
Synonyms: 3-cresolpurple;4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(3-methylphenol)s,s-dioxide;4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(m-cresol)s,s-dioxide;cresolpurple(non-specificname);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;pourpredem-cresol;M-CRESOLSULFONPHTHALEIN
CAS: 2303-01-7
MF: C21H18O5S
MW: 382.43
EINECS: 218-960-6
Product Categories: Organics;Analytical Chemistry;Indicator (pH);pH Indicators;Sulfonephthalein
Mol File: 2303-01-7.mol
Cresol Purple Structure
Cresol Purple Chemical Properties
Melting point  >250°C
solubility  Solubility Very slightly soluble in water, ethanol; soluble in methanol
pka 1.51, 8.32(at 25℃)
form  Liquid
color  Dark green
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
Stability: Stable. Incompatible with strong oxidizing agents.
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)
Safety Information
Safety Statements  24/25
MSDS Information
Provider Language
ACROS English
ALFA English
Cresol Purple Usage And Synthesis
Chemical Properties green crystalline powder
Uses Acid-base indicator.
  • Business model:Trader,Manufacturer
  • CB index: 58
  • Telephone: +86-371-86658258
  • Mobile: 13203830695
  • Address: No 70, Dianchang Road, Zhengzhou City, China

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