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90-51-7

Name 6-Amino-4-hydroxy-2-naphthalenesulfonic acid
CAS 90-51-7
EINECS(EC#) 202-000-8
Molecular Formula C10H9NO4S
MDL Number MFCD00003973
Molecular Weight 239.25
MOL File 90-51-7.mol

Chemical Properties

Boiling point  458℃[at 101 325 Pa]
density  1.4338 (rough estimate)
vapor pressure  0Pa at 25℃
refractive index  1.6500 (estimate)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
form  powder to crystal
pka -0.20±0.40(Predicted)
color  White to Gray to Brown
Water Solubility  4.5g/L(hot water)
InChIKey HBZVNWNSRNTWPS-UHFFFAOYSA-N
LogP -1.39
CAS DataBase Reference 90-51-7(CAS DataBase Reference)
EPA Substance Registry System 90-51-7(EPA Substance)

Safety Data

Hazard Codes  C
Risk Statements 
R34:Causes burns.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S27:Take off immediately all contaminated clothing .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
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) .
RIDADR  UN 2585 8/PG 3
WGK Germany  1
RTECS  QK1295250
HS Code  2922.21.5000
Toxicity
LD50 intraperitoneal in mouse: > 500mg/kg

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