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Chlorophenol Red

Basic information Safety Supplier Related

Chlorophenol Red Basic information

Product Name:
Chlorophenol Red
Synonyms:
  • BETZ 0416
  • CPR
  • CHLOROPHENOL RED
  • DICHLOROPHENOLSULFONEPHTHALEIN
  • 3',3''-DICHLOROPHENOLSULFONAPHTHALEIN
  • 3,3'-DICHLOROPHENOL SULFONEPHTHALEIN
  • 3',3''-DICHLOROPHENOLSULFONEPHTHALEIN
  • 3',3'-DICHLOROPHENOLSULFONEPHTHALEIN
CAS:
4430-20-0
MF:
C19H12Cl2O5S
MW:
423.27
EINECS:
224-619-2
Product Categories:
  • Sulfonephthalein
  • marker
  • Organics
  • Analytical Chemistry
  • Indicator (pH)
  • pH Indicators
Mol File:
4430-20-0.mol
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Chlorophenol Red Chemical Properties

Melting point:
261 °C
Boiling point:
583.0±50.0 °C(Predicted)
Density 
1.4641 (estimate)
storage temp. 
Store below +30°C.
solubility 
Solubility Sparingly soluble in water; soluble in ethanol
pka
6.0(at 25℃)
form 
Liquid
color 
White to cream
PH Range
4.8(yellow)-6.8(red)
Water Solubility 
insoluble
λmax
572nm
BRN 
354053
Major Application
Waveguide, sol-gel matrix, display device, tin electroplating process, inks, lubricants, detergents, preservation of cut flowers, cosmetics, identifying fresh and stale rice, determining acidity in wine, food storage, detecting lactic acid bacteria, enzyme assays, diagnosis of bacterial and fungal infection, oral hygiene products
CAS DataBase Reference
4430-20-0(CAS DataBase Reference)
EPA Substance Registry System
Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[2-chloro- (4430-20-0)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-37/39-36
WGK Germany 
3
TSCA 
Yes
HS Code 
29349990

MSDS

  • Language:English Provider:CPR
  • Language:English Provider:ACROS
  • Language:English Provider:SigmaAldrich
  • Language:English Provider:ALFA
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Chlorophenol Red Usage And Synthesis

Chemical Properties

reddish-brown to green or brown powder

Uses

Chlorophenol Red; Dyes and metabolites. Is used in detection of nicotine, cannabinoids and drugs of abuse on vaping device surfaces and vaping liquid formulations.

Purification Methods

Crystallise the dye from glacial acetic acid. It is yellow at pH 4.8 and violet at pH 6.7. [Beilstein 19/3 V 458.]

Chlorophenol Red Preparation Products And Raw materials

Raw materials

Chlorophenol RedSupplier

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