The present invention relates to epothilone derivatives, having the following formula ##STR1## in which the variables G, W, Q, X, Y, B.sub.1, B.sub.2, Z.sub.1, Z.sub.2, and R.sub.1 -R.sub.7 are as defined herein, methods for the preparation of the derivatives and intermediates thereof.

De onderhavige uitvinding heeft op epothilonederivaten betrekking, die de volgende formule ## STR1 ## hebben waarin de variabelen G, W, Q, X, Y, B.sub.1, B.sub.2, Z.sub.1, Z.sub.2, en R.sub.1 - R.sub.7 zijn zoals daarvan hierin bepaald, methodes voor de voorbereiding van de derivaten en tussenpersonen.

 
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< Preparation of epothilone intermediates

< Method for synthesizing epothilones and epothilone analogs

> Method for producing epothilone B and derivatives, and intermediate products for this method

> Process for the preparation of epothilone analogs

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