[2,3]-Sigmatropic rearrangement of an in situ prepared ylide and a thio ether to thio ester conversion as key steps in short syntheses of sarkomycin and its phenyl thio ester
[2,3]-Sigmatropic rearrangement of an in situ prepared ylide and a thio ether to thio ester conversion as key steps in short syntheses of sarkomycin and its phenyl thio ester
[2,3]-Sigmatropic rearrangement of an in situ prepared ylide and a thio ether to thio ester conversion as key steps in short syntheses of sarkomycin and its phenyl thio ester