2,4-diamino-5-(substituted)pyrimidines, useful as antimicrobials
Patent 4590271 Issued on May 20, 1986. Estimated Expiration Date: 
May 20, 2003. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
May 20, 2003. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3819629 Benzylpyrimidines Monoheteroring compounds and their use Patent #: 4438267 InventorsApplicationNo. 06/490196 filed on 04/29/1983US Classes:544/324, Additional hetero ring which is unsaturated544/114, Diazine ring544/295, Plural diazine rings544/325, Substituent on 5-position contains carbocyclic ring548/465, Additional hetero ring, attached directly or indirectly to the bicyclo ring system by nonionic bonding548/503, Nitrogen attached indirectly to ring carbon of the bicyclo ring system by acyclic nonionic bonding549/462, Bicyclo ring system having the hetero ring as one of the cyclos549/467, Nitrogen attached directly or indirectly to the hetero ring by acyclic nonionic bonding549/49, Bicyclo ring system having the hetero ring as one of the cyclos549/58Chalcogen attached indirectly to the bicyclo ring system by nonionic bondingExaminersPrimary: Daus, Donald G.Assistant: Shen, Cecilia Attorney, Agent or FirmInternational ClassesC07D 209/00 (20060101)C07D 403/06 (20060101) C07D 209/24 (20060101) C07D 405/00 (20060101) C07D 239/00 (20060101) C07D 405/06 (20060101) C07D 409/00 (20060101) C07D 239/48 (20060101) C07D 215/00 (20060101) C07D 215/12 (20060101) C07D 215/227 (20060101) C07D 217/00 (20060101) C07D 409/06 (20060101) C07D 217/14 (20060101) C07D 401/00 (20060101) C07D 333/60 (20060101) C07D 333/00 (20060101) C07D 401/06 (20060101) C07D 403/00 (20060101) Foreign Application Priority Data1982-05-01 GBAbstractCompounds of the formula (II) ##STR1## or a salt, N-oxide or acyl derivative thereof, wherein Y is a group ##STR2## which is linked to the pyrimidinylmethyl moiety at the 1 or 7-position and is optionally substituted at the 2, 3, 4 or 6-position or at the 7-position when the linkage to the pyrimidinylmethyl moiety is at the 1-position wherein X is an oxygen or sulphur atom, a group CH2, a group S(O)n where n=1 or 2, a group NR1 wherein R1 is hydrogen C1-4 alkyl or a group COR2 where R2 is hydrogen, C1-4 alkoxy or amino and the dotted line represents a single or double bond, have antimicrobial activity. Processes for making these compounds, pharmaceutical compositions containing them and the medical use of the compounds are also disclosed.Other References
Field of SearchSubstituent on 5-position contains carbocyclic ring |
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