252742-73-7Relevant articles and documents
A new synthesis of 1,2,4-triazolin-5-ones: Application to the convergent synthesis of an NK1 antagonist
Cowden,Wilson,Bishop,Cottrell,Davies,Dolling
, p. 8661 - 8664 (2000)
Chlorotriazolinone 4 has been synthesised in a single step via the novel condensation of semicarbazide hydrochloride with orthoester 8. Alkylation of secondary amine 3 with compound 4 proceeds in 99% yield to afford the target NK1 antagonist 1. (C) 2000 Published by Elsevier Science Ltd.
Chemical synthesis of morpholine derivatives
-
, (2008/06/13)
The present invention relates to a process for the preparation of mopholine derivatives of formula (I) which are useful as a therapeutic agents.