1-NITROSO-2-NAPHTHOL-3,6-DISULFONIC ACID DISODIUM SALT
- Product Name1-NITROSO-2-NAPHTHOL-3,6-DISULFONIC ACID DISODIUM SALT
- CAS525-05-3
- CBNumberCB2101095
- MFC10H8NNaO8S2
- MW357.28
- EINECS208-369-1
- MDL NumberMFCD00003885
- MOL File525-05-3.mol
- MSDS FileSDS
Chemical Properties
| Melting point | >300 °C(lit.) |
| solubility | Slightly soluble in methanol and ethanol. |
| form | Crystalline Powder |
| color | Yellow to orange |
| Water Solubility | almost transparency |
| Merck | 14,6644 |
| BRN | 3643930 |
| InChI | InChI=1S/C10H7NO8S2.Na.H/c12-10-8(21(17,18)19)4-5-3-6(20(14,15)16)1-2-7(5)9(10)11-13;;/h1-4,12H,(H,14,15,16)(H,17,18,19);; |
| InChIKey | YSJIUHZRNBXDKS-UHFFFAOYSA-N |
| SMILES | N(C1=C(C(S(O)(=O)=O)=CC2=CC(S(O)(=O)=O)=CC=C12)O)=O.[NaH] |
| CAS DataBase Reference | 525-05-3(CAS DataBase Reference) |
| FDA UNII | 8197875CWH |
| EPA Substance Registry System | 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-nitroso-, disodium salt (525-05-3) |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H302+H312+H332-H315-H319-H335 | |||||||||
| Precautionary statements | P261-P264-P270-P271-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P305+P351+P338+P337+P313-P501-P280a-P304+P340-P305+P351+P338-P405-P501a | |||||||||
| Hazard Codes | Xn | |||||||||
| Risk Statements | 20/21/22 | |||||||||
| Safety Statements | 22-24/25 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | QJ6480000 | |||||||||
| TSCA | TSCA listed | |||||||||
| HS Code | 29089990 | |||||||||
| NFPA 704: |
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