The crude chlorophyll extract was prepared from spinach leaves by means
of two-phase extraction method, followed by a preparation of the chlorophylIs
as aggregates. From the chlorophyll mixture metal free chlorophyll
derivatives, pheophytin a and b...
The crude chlorophyll extract was prepared from spinach leaves by means
of two-phase extraction method, followed by a preparation of the chlorophylIs
as aggregates. From the chlorophyll mixture metal free chlorophyll
derivatives, pheophytin a and b, were prepared by passing dry Hcl gas and
a separation on a silica gel column.