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70-55-3

Name p-Toluenesulfonamide
CAS 70-55-3
EINECS(EC#) 200-741-1
Molecular Formula C7H9NO2S
MDL Number MFCD00011692
Molecular Weight 171.22
MOL File 70-55-3.mol

Chemical Properties

Appearance White leaflets. Soluble in alcohol; very slightly soluble inwater.Combustible.
Melting point  134-137 °C (lit.)
Boiling point  221 °C (10 mmHg)
density  1.2495 (rough estimate)
vapor density  5.9 (vs air)
refractive index  1.6100 (estimate)
Fp  202 °C
storage temp.  Store below +30°C.
solubility  DMSO: soluble
form  Crystalline Powder
pka 10.20±0.10(Predicted)
color  White
Odor Odorless
Water Solubility  0.32 g/100 mL (25 º C)
BRN  472689
LogP 0.820
CAS DataBase Reference 70-55-3(CAS DataBase Reference)
NIST Chemistry Reference 4-Methylbenzenesulfonamide(70-55-3)
EPA Substance Registry System 70-55-3(EPA Substance)

Safety Data

Hazard Codes  Xi,Xn
Risk Statements 
R36:Irritating to the eyes.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
WGK Germany  1
RTECS  XT5075000
TSCA  Yes
PackingGroup  III
HS Code  29350090
Hazardous Substances Data 70-55-3(Hazardous Substances Data)

Hazard Information

Material Safety Data Sheet(MSDS)

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