Compounds selected from:
where DRUG-OH, DRUG-COOH and DRUG-NH
2
are biologically active compounds; each X is independently selected from —CH
2
COO— (glycolic acid moiety), —CH(CH
3
)COO— (lactic acid moiety), —CH
2
CH
2
OCH
2
COO— (dioxanone moiety), —CH
2
CH
2
CH
2
CH
2
CH
2
COO— (caprolactone moiety), —(CH
2
)
y
COO—, where y is 2-4 or 6-24 and —(CH
2
CH
2
O)
z
CH
2
COO—, where z is 2-24; each Y is independently selected from —COCH
2
O— (glycolic ester moiety), —COCH(CH
3
)O— (lactic ester moiety), —COCH
2
OCH
2
CH
2
O— (dioxanone ester moiety), —COCH
2
CH
2
CH
2
CH
2
CH
2
O— (caprolactone ester moiety), —CO(CH
2
)
m
O—, where m is 2-4 or 6-24 and —COCH
2
O(CH
2
CH
2
O)
n
— where n is between 2-24; R′ is hydrogen, benzyl or an alkyl group, the alkyl group being either straight-chained or branched; and p is 1-6. Multi-functional compounds and drug dimers, oligomers and polymers are also disclosed.
从中选择的化合物:其中DRUG-OH,DRUG-COOH和DRUG-NH2是
生物活性化合物;每个X独立地从— COO—(
乙二酸基团),—CH(
CH3)COO—(
乳酸基团),— O COO—(二
氧杂
环己酮基团),— COO—(
己内酯基团),—(
CH2)yCOO—中选择,其中y为2-4或6-24和—( O)z COO—,其中z为2-24;每个Y独立地从—CO O—(
乙二酸酯基团),—COCH( )O—(
乳酸酯基团),—CO O O—(二
氧杂
环己酮酯基团),—CO O—(
己内酯酯基团),—CO( )mO—,其中m为2-4或6-24和—CO O( O)n—,其中n为2-24;R′为
氢,
苄基或烷基,烷基可以是直链或支链;p为1-6。还披露了多功能化合物和药物二聚体、寡聚体和
聚合物。