METHOD OF PREPARING OF HEMATOPORPHYRIN DERIVATIVE IN LYOPHILIZED FORM Russian patent published in 1994 - IPC

Abstract RU 2019990 C1

FIELD: chemical-pharmaceutical industry. SUBSTANCE: method involves lyophilization of photophryn II frozen solution without sodium chloride at temperature from 35 to 20-25 C, exposition for 5 h, increase of temperature up to 33-37 C and exposition for 6-18 h. The end product shows increased stability. EFFECT: enhanced quality of the end product. 6 tbl

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RU 2 019 990 C1

Authors

Кheger Вrjus Е.[Us]

Louter Dzhejms R.[Us]

Naringrekar Vidzhej Кh.[Jp]

Кukolo Мajkl S.[Us]

Dates

1994-09-30Published

1990-06-13Filed