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| Name |
1,2-Naphthoquinone-4-sulfonic acid sodium salt |
EINECS | 208-308-9 |
| CAS No. | 521-24-4 | Density | N/A |
| PSA | 99.72000 | LogP | 1.41890 |
| Solubility | Soluble in water and acetone. Slightly soluble in alcohol and ethanol. Insoluble in chloroform. | Melting Point |
289 °C (dec.)(lit.) |
| Formula | C10H5O5S.Na | Boiling Point | N/A |
| Molecular Weight | 260.202 | Flash Point | N/A |
| Transport Information | N/A | Appearance | powder |
| Safety | 26 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
1-Naphthalenesulfonicacid, 3,4-dihydro-3,4-dioxo-, sodium salt (8CI,9CI);1,2-Naphthoquinone-4-sodiumsulfonate;Sodium1,2-naphthoquinone-4-sulfonate;Sodium3,4-dihydro-3,4-dioxo-1-naphthalenesulfonate;Sodium3,4-dioxo-1-naphthalenesulfonate;Sodium b-naphthoquinone-4-sulfonate; |
1,2-Naphthoquinone-4-sulfonic acid sodium salt Chemical Properties
IUPAC Name: 1,2-Naphthoquinone-4-sulfonic acid sodium salt
The MF of 1,2-Naphthoquinone-4-sulfonic acid sodium salt (521-24-4) is C10H5NaO5S.
The MW of 1,2-Naphthoquinone-4-sulfonic acid sodium salt (521-24-4) is 260.2.
Synonyms of 1,2-Naphthoquinone-4-sulfonic acid sodium salt (521-24-4): 1-Naphthalenesulfonic acid, 3,4-dihydro-3,4-dioxo-, sodium salt ; 3,4-Dihydro-3,4-dioxo-1-naphthalene sulfonic acid sodium ; Naphthoquinone-4-sulfonate sodium salt
Product Categories: Intermediates of Dyes and Pigments
Solubility in water: 50 mg/mL, clear
Melting Point: 289 °C
Storage temp: 2-8 °C
Color: dark orange
Form: powder
Merck: 14,8646
BRN: 4169788
Stability: Stable
EINECS: 208-308-9
1,2-Naphthoquinone-4-sulfonic acid sodium salt Toxicity Data With Reference
| 1. | ipr-mus LD50:625 mg/kg | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD691-490 . |
1,2-Naphthoquinone-4-sulfonic acid sodium salt Consensus Reports
Reported in EPA TSCA Inventory.
1,2-Naphthoquinone-4-sulfonic acid sodium salt Safety Profile
Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic fumes of SOx and Na2O.
Safety information of 1,2-Naphthoquinone-4-sulfonic acid sodium salt (521-24-4):
Hazard Codes 
Xi
Risk Statements
36/37/38 Irritating to eyes, respiratory system and skin
Safety Statements
26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
WGK Germany 3
RTECS QK1490000
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