CAS No 62796-23-0 , 3(2H)-Benzoxazolepropanesulfonicacid,2-[4-(1,3-dibutyltetrahydro-4,6-dioxo-2-thioxo-5(2H)-pyrimidinylidene)-2-buten-1-ylidene]-,sodium salt (1:1) Search by region : Switzerland

Name: 3(2H)-Benzoxazolepropanesulfonicacid,2-[4-(1,3-dibutyltetrahydro-4,6-dioxo-2-thioxo-5(2H)-pyrimidinylidene)-2-buten-1-ylidene]-,sodium salt (1:1)
Synonyms: M 540; NK 2272;3(2H)-Benzoxazolepropanesulfonicacid,2-[4-(1,3-dibutyltetrahydro-4,6-dioxo-2-thioxo-5(2H)-pyrimidinylidene)-2-butenylidene]-,sodium salt (9CI); Merocyanine 540; M 540 (dye);3(2H)-Benzoxazolepropanesulfonicacid,2-[4-(1,3-dibutyltetrahydro-4,6-dioxo-2-thioxo-5(2H)-pyrimidinylidene)-2-buten-1-ylidene]-,sodium salt (1:1); MC 540;
CAS Registry Number:62796-23-0
Melting Point: 285 °C (dec.)(lit.)
Safety Statements: Poison by intravenous route. When heated to decomposition it emits very toxic fumes of Na2O, SOx, and NOx.
Hazard Symbols: Xi
Molecular Weight: 569.67
InChI: InChI=1/C26H33N3O6S2.Na/c1-3-5-16-28-24(30)20(25(31)29(26(28)36)17-6-4-2)12-7-10-15-23-27(18-11-19-37(32,33)34)21-13-8-9-14-22(21)35-23;/h7-10,12-15H,3-6,11,16-19H2,1-2H3,(H,32,33,34);/q;+1/p-1
Risk Statements: 36/37/38
Molecular Formula: C26H32N3NaO6S2
Molecular Structure:

1/1