1-Naphthol-5-sulfonic acid
Names
[ CAS No. ]:
117-59-9
[ Name ]:
1-Naphthol-5-sulfonic acid
[Synonym ]:
L ACID
5-Hydroxynaphtalin-1-sulfonsaeure
5-Hydroxynaphthalene-1-sulphonic acid
1-Naphthalenesulfonic acid,5-hydroxy
1-NAPHTHOL-5-SULFONIC ACID SODIUM SALT TECH
5-Hydroxy-1-naphthalenesulfonic acid
EINECS 204-199-7
5-Hydroxy-naphthalin-1-sulfonsaeure
1-naphtol-5-sulfonic acid
1-naphthol-5-sulfonate
MFCD00065326
1-hydroxynaphthalene-5-sulphonic acid
5-Hydroxynaphthalene-1-sulfonic acid
5-hydroxy-1-naphthalenesulfonicaci
1,5-Oxy acid
Chemical & Physical Properties
[ Density]:
1.549 g/cm3
[ Boiling Point ]:
228.7±29.0°C
[ Melting Point ]:
110~112℃
[ Molecular Formula ]:
C10H8O4S
[ Molecular Weight ]:
224.23300
[ Exact Mass ]:
224.01400
[ PSA ]:
82.98000
[ LogP ]:
2.87290
[ Index of Refraction ]:
1.703
Safety Information
[ Hazard Codes ]:
Xn
[ Risk Phrases ]:
R22:Harmful if swallowed. R36/37/38:Irritating to eyes, respiratory system and skin .
[ Safety Phrases ]:
S26-S36/37/39-S22
[ WGK Germany ]:
3
[ RTECS ]:
GD6480000
[ HS Code ]:
2908999090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2908999090
[ Summary ]:
2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%