(19)
(11) EP 4 103 168 A1

(12)

(43) Date of publication:
21.12.2022 Bulletin 2022/51

(21) Application number: 21753915.4

(22) Date of filing: 13.02.2021
(51) International Patent Classification (IPC): 
A61K 31/197(2006.01)
(52) Cooperative Patent Classification (CPC):
C07C 249/08; C07C 231/00; C07C 227/20; C07C 67/347
 
C-Sets:
  1. C07C 249/08, C07C 251/38;
  2. C07C 231/00, C07C 233/47;
  3. C07C 227/20, C07C 229/08;
  4. C07C 67/347, C07C 69/716;
(86) International application number:
PCT/IN2021/050141
(87) International publication number:
WO 2021/161346 (19.08.2021 Gazette 2021/33)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 14.02.2020 IN 202011006475

(71) Applicant: Council Of Scientific & Industrial Research
New Delhi 110 001 (IN)

(72) Inventors:
  • REDDY, Chada Raji
    Hyderabad, 500007 (IN)
  • PATIL, Amol Dnyandev
    Hyderabad, 500007 (IN)
  • SUBBARAO, Muppidi
    Hyderabad, 500007 (IN)
  • SRINIVAS, Bodasu
    Hyderabad, 500007 (IN)
  • SUKUMAR, Genji
    Hyderabad, 500007 (IN)
  • CHANDRASEKHAR, Srivari
    Hyderabad, 500007 (IN)
  • RAJAMANNAR, Thennati
    ara, 390020 (IN)

(74) Representative: Petty, Catrin Helen et al
Venner Shipley LLP 200 Aldersgate
London EC1A 4HD
London EC1A 4HD (GB)

   


(54) PROCESS FOR THE PREPARATION OF GAMMA AMINO BUTYRIC ACIDS AND ANALOGS THEREOF