Natural Product Research p. 485 - 488 (2009)
Update date:2022-09-26
Topics:
Zareef, Muhammad
Iqbal, Rashid
Khan, Khalid M.
Zaidi, Javid H.
Zia-Ullah
Arfan, Muhammad
A convenient and novel method of cyclisation of 4-(4-substituted- phenylsulfonamido)-butanoic acids to their corresponding p-substituted 1-arylsulfonyl-pyrrolidin-2-ones was achieved by using polyphosphate ester (PPE). The reaction times were considerably
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Doi:10.1021/ol1006295
(2010)Doi:10.1002/ejoc.200901292
(2010)Doi:10.1021/ja2010187
(2011)Doi:10.1016/j.poly.2009.12.035
(2010)Doi:10.1021/ja01100a052
(1953)Doi:10.1016/j.polymer.2010.02.012
(2010)