4-(1-hydroxy-2-substituted amino)ethyl-5-hydroxy-2(5H)-furanones

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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544152, 544229, 544337, 544379, 544383, 549214, 549222, 549313, 549318, A61K 3134, C07D30760

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active

050811479

ABSTRACT:
Compounds of the formula ##STR1## where R.sub.1 is H or alkyl of 1 to 20 carbons, CO--R.sub.1 *, CO--O--R.sub.1 *, CO--NH--R.sub.1 *, or PO(OR.sub.1 *).sub.2, PO(OR.sub.1 *)R.sub.1 * where R.sub.1 * independently is H, alkyl of 1 to 20 carbons, phenyl, or substituted phenyl;

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