ChemNet > CAS > 7143-21-7 beta-Naphthol Violet
7143-21-7 beta-Naphthol Violet
| product Name |
beta-Naphthol Violet |
| CAS No |
7143-21-7 |
| Synonyms |
(4Z)-4-[(4-nitrophenyl)hydrazono]-3-oxo-3,4-dihydronaphthalene-2,7-disulfonic acid |
| Molecular Formula |
C16H11N3O9S2 |
| Molecular Weight |
453.4032 |
| InChI |
InChI=1/C16H11N3O9S2/c20-16-14(30(26,27)28)8-9-7-12(29(23,24)25)5-6-13(9)15(16)18-17-10-1-3-11(4-2-10)19(21)22/h1-8,17H,(H,23,24,25)(H,26,27,28)/b18-15- |
| EINECS |
230-443-7 |
| Molecular Structure |
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| Density |
1.8g/cm3 |
| Refractive index |
1.749 |
| Hazard Symbols |
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| Risk Codes |
R36/37/38:Irritating to eyes, respiratory system and skin.;
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| Safety Description |
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.;
S36:Wear suitable protective clothing.;
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