Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1995-01-12
1997-03-04
Springer, David B.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D25704
Patent
active
056080751
ABSTRACT:
Polymorphic forms of Losartan (Formula I) ##STR1## and a process for the preparation of Form II of Losartan. Losartan is known to be useful in the treatment of hypertension.
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patent: 5206374 (1993-04-01), Lo et al.
patent: 5310928 (1994-05-01), Young et al.
K. S. Raghavan et al., "A Spectroscpic Investigation of Losartan Polymorphs", Pharmaceutical Research, vol. 10, No. 6, pp. 900-904 (1993).
Lei-Shu Wu, et al., "Thermal Analysis and Solution Calorimetry Studies on Losartan Polymorphs", Pharmaceutical Research, vol. 10, No. 12 pp. 1793-1795 (1993).
Campbell, Jr. Gordon C.
Dwivedi Anil M.
Levorse Dorothy A.
McCauley James A.
Raghavan Krishnaswamy S.
Camara Valerie J.
Daniel Mark R.
E. I. du Pont de Nemours & Company
Merck & Co. , Inc.
Springer David B.
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