85-47-2

Name 1-Naphthalenesulfonic acid
CAS 85-47-2
EINECS(EC#) 201-610-1
Molecular Formula C10H8O3S
MDL Number MFCD00003987
Molecular Weight 208.23
MOL File 85-47-2.mol

Chemical Properties

Appearance grey fine crystalline powder
Melting point  77-79 °C (lit.)
Boiling point  317.43°C (rough estimate)
density  1.3797 (rough estimate)
refractive index  1.4998 (estimate)
storage temp.  Sealed in dry,Room Temperature
solubility  alcohol: freely soluble
form  Solid
pka 0.17±0.10(Predicted)
color  White to Off-White
Water Solubility  freely soluble
Merck  14,6376
InChI 1S/C10H8O3S/c11-14(12,13)10-7-3-5-8-4-1-2-6-9(8)10/h1-7H,(H,11,12,13)
InChIKey PSZYNBSKGUBXEH-UHFFFAOYSA-N
SMILES OS(=O)(=O)c1cccc2ccccc12
CAS DataBase Reference 85-47-2(CAS DataBase Reference)
NIST Chemistry Reference 1-Naphthalenesulfonic acid(85-47-2)
EPA Substance Registry System 85-47-2(EPA Substance)

Safety Data

Hazard Codes  C,F
Risk Statements 
R34:Causes burns.
R11:Highly Flammable.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S16:Keep away from sources of ignition-No smoking .
RIDADR  UN 2583 8/PG 2
WGK Germany  1
TSCA  TSCA listed
HazardClass  8
PackingGroup  III
HS Code  29041000
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Eye Dam. 1
Met. Corr. 1
Skin Corr. 1B

Hazard Information

Material Safety Data Sheet(MSDS)

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