| 摘要 |
Compounds of formula wherein R<SUB>1 </SUB>and R<SUB>2 </SUB>are each independently of the other hydrogen; unsubstituted or mono- or poly-halo-substituted C<SUB>1</SUB>-C<SUB>20</SUB>alkyl, C<SUB>1</SUB>-C<SUB>20</SUB>alkoxy, C<SUB>2</SUB>-C<SUB>20</SUB>alkenyl, C<SUB>2</SUB>-C<SUB>20</SUB>alkynyl, C<SUB>3</SUB>-C<SUB>18</SUB>cycloalkyl, C<SUB>3</SUB>-C<SUB>7</SUB>cycloalkyl-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl; hydroxy; C<SUB>1</SUB>-C<SUB>6</SUB>alkoxy-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl; carboxy; C<SUB>1</SUB>-C<SUB>6</SUB>alkyloxycarbonyl; cyano; mono- or di-C<SUB>1</SUB>-C<SUB>20</SUB>alkylamino; C<SUB>1</SUB>-C<SUB>6</SUB>alkylamino-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl; halogen; phenyl; unsubstituted or C<SUB>1</SUB>-C<SUB>5</SUB>alkyl-, halo- or hydroxy-substituted phenyl-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl, phenoxy or phenyl-C<SUB>1</SUB>-C<SUB>20</SUB>alkoxy; or R<SUB>1 </SUB>and R<SUB>2 </SUB>form a polymethylene chain of formula -(CH<SUB>2</SUB>)<SUB>m</SUB>- wherein m=2-12; R<SUB>3 </SUB>is unsubstituted C<SUB>7</SUB>-C<SUB>20</SUB>alkyl; or amino-, hydroxy-, carboxy- or C<SUB>1</SUB>-C<SUB>6</SUB>alkyloxycarbonyl-substituted C<SUB>2</SUB>-C<SUB>20</SUB>alkyl; C<SUB>8</SUB>-C<SUB>18</SUB>cycloalkyl; C<SUB>8</SUB>-C<SUB>20</SUB>alkenyl; C<SUB>8</SUB>-C<SUB>20</SUB>alkynyl; C<SUB>3</SUB>-C<SUB>7</SUB>cycloalkyl-C<SUB>8</SUB>-C<SUB>20</SUB>alkyl; C<SUB>1</SUB>-C<SUB>4</SUB>alkoxy-C<SUB>8</SUB>-C<SUB>20</SUB>alkyl; R<SUB>7</SUB>R<SUB>8</SUB>N-C<SUB>7</SUB>-C<SUB>20</SUB>alkyl; phenyl; phenyl-C<SUB>1</SUB>-C<SUB>4</SUB>alkyl; or phenyl-C<SUB>1</SUB>-C<SUB>4</SUB>alkoxy; R<SUB>4 </SUB>is hydrogen; unsubstituted or C<SUB>1</SUB>-C<SUB>5</SUB>alkyl-, halo- or hydroxy-substituted C<SUB>1</SUB>-C<SUB>20</SUB>alkyl, C<SUB>2</SUB>-C<SUB>20</SUB>alkenyl, C<SUB>2</SUB>-C<SUB>20</SUB>alkynyl, C<SUB>3</SUB>-C<SUB>20</SUB>cycloalkyl, C<SUB>3</SUB>-C<SUB>7</SUB>cycloalkyl-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl, C<SUB>1</SUB>-C<SUB>20</SUB>alkoxy-C<SUB>1</SUB>-C<SUB>6</SUB>alkyl or R<SUB>7</SUB>R<SUB>8</SUB>N-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl, phenyl, phenyl-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl or phenoxy-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl; R<SUB>5 </SUB>and R<SUB>6 </SUB>are each independently of the other hydrogen; C<SUB>1</SUB>-C<SUB>20</SUB>alkyl; C<SUB>2</SUB>-C<SUB>20</SUB>alkenyl; C<SUB>2</SUB>-C<SUB>20</SUB>-alkynyl; C<SUB>3</SUB>-C<SUB>18</SUB>cycloalkyl; C<SUB>3</SUB>-C<SUB>7</SUB>cycloalkyl-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl; hydroxy; C<SUB>2</SUB>-C<SUB>20</SUB>alkoxy; C<SUB>1</SUB>-C<SUB>6</SUB>alkoxy-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl; carboxy; C<SUB>1</SUB>-C<SUB>6</SUB>alkyloxycarbonyl; cyano; nitro; C<SUB>1</SUB>-C<SUB>20</SUB>alkylamino; C<SUB>1</SUB>-C<SUB>20</SUB>alkylaminoalkyl; C<SUB>1</SUB>-C<SUB>20</SUB>haloalkyl; C<SUB>1</SUB>-C<SUB>20</SUB>haloalkoxy; halogen; unsubstituted or C<SUB>1</SUB>-C<SUB>5</SUB>alkyl-, halo- or hydroxy-substituted phenyl, phenoxy or phenyl-C<SUB>1</SUB>-C<SUB>20</SUB>alkyl or phenyl-C<SUB>1</SUB>-C<SUB>20</SUB>alkoxy; or R<SUB>5 </SUB>and R<SUB>6 </SUB>together form a polymethylene chain of formula -(CH<SUB>2</SUB>)<SUB>m</SUB>- wherein m=2-12; and R<SUB>7 </SUB>and R<SUB>8 </SUB>are each independently of the other hydrogen; C<SUB>1</SUB>-C<SUB>20</SUB>alkyl; C<SUB>3</SUB>-C<SUB>20</SUB>alkenyl; C<SUB>3</SUB>-C<SUB>20</SUB>alkynyl; C<SUB>3</SUB>-C<SUB>7</SUB>cycloalkyl; C<SUB>3</SUB>-C<SUB>20</SUB>cycloalkyl-C<SUB>1</SUB>-C<SUB>4</SUB>alkyl; phenyl; or phenyl-C<SUB>1</SUB>-C<SUB>4</SUB>alkyl are suitable for the antimicrobial treatment of surfaces.
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