62625-29-0

Name Cresol Red
CAS 62625-29-0
EINECS(EC#) 263-654-8
Molecular Formula C21H17NaO5S
MDL Number MFCD00001618
Molecular Weight 404.41
MOL File 62625-29-0.mol
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Chemical Properties

Appearance Brown powder
Melting point  250 °C (dec.)(lit.)
storage temp.  Store at RT.
solubility  Solubility Soluble in water, ethanol
form  Powder
pka 1.0(at 25℃)
color  Brown
PH Range 0.2 (red) - 1.8 (yellow) and 7.2 (yellow) - 8.8 (red)
Water Solubility  SOLUBLE
λmax 425nm
Major Application Thermochromic materials, cosmetics, measurement of hydrophobicity of therapeutic drugs
InChI InChI=1S/C21H18O5S.Na.H/c1-13-11-15(7-9-18(13)22)21(16-8-10-19(23)14(2)12-16)17-5-3-4-6-20(17)27(24,25)26-21;;/h3-12,22-23H,1-2H3;;
InChIKey OUMMIBMDWMSXKF-UHFFFAOYSA-N
SMILES O=S1(C2C=CC=CC=2C(C2C=CC(O)=C(C)C=2)(C2C=CC(O)=C(C)C=2)O1)=O.[NaH]
CAS DataBase Reference 62625-29-0(CAS DataBase Reference)
EPA Substance Registry System 62625-29-0(EPA Substance)

Safety Data

Hazard Codes  Xn
Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
WGK Germany  3
TSCA  Yes
HS Code  29147000

Hazard Information

Material Safety Data Sheet(MSDS)

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