ETHYL STAINS-ALL

ETHYL STAINS-ALL, PURE

1-ethyl-2-[3-(1-ethylnaphtho[1,2-d]thiazolin-2-ylidene]-2-

1-ethyl-2-[2-[(1-ethylnaphtho[1,2-d]thiazol-2(1H)-ylidene)methyl]-1-buten-1-yl]naphtho[1,2-d]thiazolium bromide

2-[2-Ethyl-3-[1-ethylnaphtho[1,2-d]thiazole-2(1H)-ylidene]-1-propenyl]-1-ethylnaphtho[1,2-d]thiazole-1-ium·bromide