Intermediates for the synthesis of camptothecin derivatives
Intermediates for the synthesis of camptothecin of the formula IIwherein:R1 is -(CH2)2NR1R2, where R1 is an amino protecting group and R2 is C2-C5 alkyl, hydroxyethyl or acetoxyethyl group, and of the formula IIIwherein:n is 1 or 2;R3 is hydrogen or -OR4, where R4 is hydrogen, -COR5, -CONHR6 or CH2O...
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| creator | CHA KYEONG HOI KIM MYOUNG GOO KIM JOON KYUM LEE KWANG KYUN OK KWANG DAE HAH JEONG MI LEE HEE SOON KIM JONG MIN JEW SANG SUP KIM HEE JIN |
| description | Intermediates for the synthesis of camptothecin of the formula IIwherein:R1 is -(CH2)2NR1R2, where R1 is an amino protecting group and R2 is C2-C5 alkyl, hydroxyethyl or acetoxyethyl group, and of the formula IIIwherein:n is 1 or 2;R3 is hydrogen or -OR4, where R4 is hydrogen, -COR5, -CONHR6 or CH2OR7, where R5 is methyl or -CH2OCH3, R6 is isopropyl, phenyl or -CH2CH2Cl, and R7 is methyl, ethyl or -CH2CH2OCH3; with the proviso that when n is 2, R3 is not hydrogen. |
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with the proviso that when n is 2, R3 is not hydrogen.</abstract><edition>7</edition><oa>free_for_read</oa></addata></record> |
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| subjects | CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS |
| title | Intermediates for the synthesis of camptothecin derivatives |
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