Cyclopentane derivatives
AssigneeMay & Baker Limited
InventorsMichael Peter Lear Caton, Trevor Parker
Life of this patent
Estimating the term…
Abstract
Cyclopentane derivatives of the formula: ##STR1## (wherein the R symbols represent hydrogen or alkyl, n represents 4 or 6, and the symbols A, B, X and Y have any one of the following combinations: (a) A represents methylene, B represents hydroxymethylene, X represents ethylene and Y represents hydroxymethylene; (b) A represents carbonyl, B represents methylene, X represents ethylene or trans-vinylene and Y represents hydroxymethylene or carbonyl; or (c) A represents hydroxymethylene, B represents methylene, X represents ethylene or trans-vinylene and Y represents hydroxymethylene) are new compounds, possessing pharmacological properties, in particular, the production of hypotension, bronchodilatation, inhibition of gastric acid secretion and stimulation of uterine contraction.
Claims9
A cyclopentane of the formula:
- ##STR19## wherein R.sup.1 is hydrogen or alkyl of 1 through 4 carbon atoms, R.sup.2 and R.sup.3 are hydrogen or alkyl of 1 through 4 carbon atoms, and R.sup.4 is hydrogen or alkyl of 1 through 10 carbon atoms, and, when R.sup.1 is hydrogen, non-toxic salts thereof.
Dependencies are inferred from the claim text.