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| Number | Title | Issue Date |
| 7078524 | Process for the synthesis of ganciclovir The present invention relates to an industrial useful process for the synthesis of antiviral compound, ganciclovir which comprises dissolving a mixture containing N-7 and N-9 isomers of structural formulae, II and III, respectively: | 07/18/2006 |
| 6900296 | Cost effective method for selective methylation of erythromycin A derivatives The invention relates to a cost effective and industrially advantageous process for the selective methylation of a hydroxy group at the 6 position of erythromycin A derivative which comprised methylating the erythromycin A derivative with a methylating agent in a mi... | 05/31/2005 |
