1-Naphthalenesulfonicacid, 3,4-dihydro-3,4-dioxo-, sodium salt (1:1) cas no:521-24-4
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;
Name1-Naphthalenesulfonicacid, 3,4-dihydro-3,4-dioxo-, sodium salt (1:1)
CAS521-24-4
Synonyms1-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;
EINECS(EC#)208-308-9
Molecular FormulaC10H5O5S.Na
Molecular Weight260.19847
Appearancepowder
storage temp2-8°C
Hazard Xi: Irritant;
Risk R36/37/38
Safety
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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ipr-mus LD50:625 mg/kg
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NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD691-490 . |
