| Identification | |
| 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: | 3(2H)-Benzoxazolepropanesulfonicacid,2-[4-(1,3-dibutyltetrahydro-4,6-dioxo-2-thioxo-5(2H)-pyrimidinylidene)-2-butenylidene]-,sodium salt (9CI); M 540; M 540 (dye); MC 540; Merocyanine 540; NK 2272 |
| CAS: | 62796-23-0 |
| Molecular Formula: | C26H33 N3 O6 S2 . Na |
| Molecular Weight: | 569.72 |
| 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 |
| Molecular Structure: |  |
| Properties | |
| Melting Point: | 285 °C (dec.)(lit.) |
| Specification: |
Merocyanine 540 (CAS NO.62796-23-0) is also called MC 540 ; NK 2272 ; 3(2H)-Benzoxazolepropanesulfonic acid, 2-(4-(1,3-dibutyltetrahydro- 4,6-dioxo-2-thioxo-5(2H)-pyrimidinylidene)-2-buten-1-ylidene)-, sodium salt (1:1) ; 3(2H)-Benzoxazolepropanesulfonic acid, 2-(4-(1,3-dibutyltetrahydro-4,6-dioxo-2-thioxo-5(2H)-pyrimidinylidene)-2-butenylidene)-, sodium salt . Merocyanine 540 (CAS NO.62796-23-0) is purple crystalline solid. |
| Report: |
Reported in EPA TSCA Inventory. |
| Storage Temperature: | 2-8°C |
| Usage: | Sensitive probe for membrane potential. Selective staining of immature hemopoietic cells in flow cytometry. |
| Safety Data | |
 |
|
