Claims
- 1. A compound of the formula: ##STR30## wherein R is alkoxy; R.sub.1 is selected from the group consisting of H, alkyl (C.sub.1 -C.sub.4), and cycloalkyl (C.sub.3 -C.sub.6); R.sub.2 is from the group consisting of H, alkyl (C.sub.1 -C.sub.4), haloalkyl (C.sub.1 -C.sub.4), alkoxy (C.sub.1 -C.sub.4), alkeryl (C.sub.2 -C.sub.4), alkynyl (C.sub.2 -C.sub.4), aryl, and haloaryl, and wherein R.sub.1 and R.sub.2 are alkylene which, together with N, form a ring of at least 3, but not more than 6 members; R.sub.3 is H or alkyl (C.sub.1-6); and X is selected from the group consisting of oxygen and sulfur.
- 2. A compound of the formula of claim 1, wherein R is methoxy.
- 3. A compound of the formula of claim 1, wherein R is methoxy, R.sub.1 is methyl, R.sub.2 and R.sub.3 are hydrogen, and X is oxygen.
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a Continuation of Ser. No. 863,368, filed Dec. 22, 1977, now abandoned which in turn is a division of application Ser. No. 316,794, filed Dec. 20, 1972, which is a division of application Ser. No. 296,389, filed Oct. 10, 1972; the latter application is a continuation-in-part of application Ser. No. 71,248, filed Sept. 10, 1970; application Ser. No. 71,248 is a division of application Ser. No. 818,078, filed Apr. 21, 1969, which, in turn, is a continuation-in-part of application Ser. No. 782,756, filed Dec. 10, 1968; the latter, in turn, is a continuation-in-part of application Ser. No. 702,189, filed Feb. 1, 1968.
Application Ser. Nos. 702,189; 782,756; 818,078 and 71,248 have been abandoned.
Non-Patent Literature Citations (3)
Entry |
Berger, Medicinal Chemistry, (Second Edition, New York, 1960), pp. 77-78. |
Conant, Chemistry of Organic Compounds, (New York, 1939), pp. 264-265. |
Lowy et al., Introduction to Organic Chemistry, (Sixth Edition, New York, 1945), p. 213. |
Divisions (3)
|
Number |
Date |
Country |
Parent |
316794 |
Dec 1972 |
|
Parent |
296389 |
Oct 1972 |
|
Parent |
818078 |
Apr 1969 |
|
Continuations (1)
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Number |
Date |
Country |
Parent |
863368 |
Dec 1977 |
|
Continuation in Parts (3)
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Number |
Date |
Country |
Parent |
71248 |
Sep 1970 |
|
Parent |
782756 |
Dec 1968 |
|
Parent |
702189 |
Feb 1968 |
|