Name | 1-naphthol-8-sulf. acid sultone |
Synonyms | naphthosultone 1,8-Naphthosultone 1,8-Naphthasultone 1,8-Naphthosulfone naphthalene-1,8-sultone 1-naphthol-8-sulf. acid sultone naphth[1,8-cd]-1,2-oxathiole,2,2-dioxide naphtho[1,8-cd][1,2]oxathiole 2,2-dioxide 8-Hydroxy-1-naphthalenesulfonic acid, γ-sultone 1-Naphthol-8-sulfonic acid sultone, 8-Hydroxynaphthalene-1-sulfonic acid sultone |
CAS | 83-31-8 |
EINECS | 201-468-0 |
InChI | InChI=1/C10H6O3S/c11-14(12)9-6-2-4-7-3-1-5-8(13-14)10(7)9/h1-6H |
Molecular Formula | C10H6O3S |
Molar Mass | 206.22 |
Density | 1.556±0.06 g/cm3(Predicted) |
Melting Point | 154-157 °C (dec.) (lit.) |
Boling Point | 190 °C(Press: 2-3 Torr) |
Flash Point | 207.521°C |
Vapor Presure | 0mmHg at 25°C |
Appearance | powder to crystal |
Color | Light orange to Yellow to Green |
BRN | 9381 |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | 1.729 |
Physical and Chemical Properties | Light yellow needle-like crystals |
Hazard Symbols | Xi - Irritant |
Risk Codes | 38 - Irritating to the skin |
Safety Description | S22 - Do not breathe dust. S28 - After contact with skin, wash immediately with plenty of soap-suds. |
WGK Germany | 3 |