Indolin derivaties as sun protection agents

   
   

There is described the use of indoline derivatives of formula ##STR1## wherein R.sub.1 is hydrogen; C.sub.1 -C.sub.5 alkyl; C.sub.1 -C.sub.18 alkoxy; or halogen; R.sub.2 is C.sub.1 -C.sub.8 alkyl; C.sub.5 -C.sub.7 cycloalkyl; C.sub.6 -C.sub.10 aryl; R.sub.3 is C.sub.1 -C.sub.18 alkyl or a radical of formula (1a) ##STR2## R.sub.4 is hydrogen; or a radical of formula ##STR3## R.sub.5 is ##STR4## C.sub.1 -C.sub.18 alkoxy; or a radical of formula ##STR5## R.sub.6 and R.sub.7 are each independently of the other hydrogen; or C.sub.1 -C.sub.5 alkyl; R.sub.8 is hydrogen; C.sub.1 -C.sub.5 alkyl; C.sub.5 -C.sub.7 cycloalkyl; phenyl; phenyl-C.sub.1 -C.sub.3 alkyl; R.sub.9 is C.sub.1 -C.sub.18 alkyl; X is halogen; a radical of formula (1c) ##STR6## ##STR7## and n is 0; or 1, as light-protective agents.

Описано пользе производных indoline ## ## STR1 формулы при котором R.sub.1 будет водоподом; C.sub.1 - Алкил C.sub.5; C.sub.1 - C.sub.18 алкоксидное; или галоид; R.sub.2 будет C.sub.1 - алкилом C.sub.8; C.sub.5 - Cycloalkyl C.sub.7; C.sub.6 - арил C.sub.10; R.sub.3 будет C.sub.1 - алкил C.sub.18 или радикал ## R.sub.4 ## STR2 формулы (1a) будут водоподом; или радикал ## R.sub.5 ## STR3 формулы будет ## C.sub.1 ## STR4 - C.sub.18 алкоксидным; или радикал ## R.sub.6 и R.sub.7 ## STR5 формулы каждый независимо из другого водопода; или C.sub.1 - Алкил C.sub.5; R.sub.8 будет водоподом; C.sub.1 - Алкил C.sub.5; C.sub.5 - Cycloalkyl C.sub.7; фенилово; phenyl-C.sub.1 - Алкил C.sub.3; R.sub.9 будет C.sub.1 - алкилом C.sub.18; X будет галоидом; радикал ## ## STR7 ## ## STR6 формулы (1Јc) и н 0; или 1, как свет-za5itnye вещества.

 
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