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1. WO2018162964 - AN IMPROVED PROCESS FOR THE PREPARATION OF TETROFOSMIN OR ACID ADDITION SALT THEREOF

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Publication Number WO/2018/162964
Publication Date 13.09.2018
International Application No. PCT/IB2017/057251
International Filing Date 20.11.2017
IPC
C07D 403/06 2006.1
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
403Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/167
02containing two hetero rings
06linked by a carbon chain containing only aliphatic carbon atoms
CPC
C07F 9/00
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
9Compounds containing elements of Groups 5 or 15 of the Periodic System
C07F 9/4056
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
9Compounds containing elements of Groups 5 or 15 of the Periodic System
02Phosphorus compounds
28with one or more P—C bonds
38Phosphonic acids RP(=O)(OH)2; Thiophosphonic acids ; , i.e. RP(=X)(XH)2 (X = S, Se)
40Esters thereof
4003the acid moiety containing a substituent or a structure which is considered as characteristic
4056Esters of arylalkanephosphonic acids
C07F 9/5027
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
9Compounds containing elements of Groups 5 or 15 of the Periodic System
02Phosphorus compounds
28with one or more P—C bonds
50Organo-phosphines
5027Polyphosphines
C07F 9/5031
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
9Compounds containing elements of Groups 5 or 15 of the Periodic System
02Phosphorus compounds
28with one or more P—C bonds
50Organo-phosphines
5031Arylalkane phosphines
C07F 9/5045
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
9Compounds containing elements of Groups 5 or 15 of the Periodic System
02Phosphorus compounds
28with one or more P—C bonds
50Organo-phosphines
5045Complexes or chelates of phosphines with metallic compounds or metals
C07F 9/509
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
9Compounds containing elements of Groups 5 or 15 of the Periodic System
02Phosphorus compounds
28with one or more P—C bonds
50Organo-phosphines
505Preparation; Separation; Purification; Stabilisation
509by reduction of pentavalent phosphorus derivatives, e.g. -P=X with X = O, S, Se or -P-Hal2
Applicants
  • JUBILANT GENERICS LIMITED (FORMERLY A DIVISION OF JUBILANT LIFE SCIENCES LIMITED) [IN]/[IN]
Inventors
  • PRASAD, M. Umamaheshwar
  • KUMAR, Anjul
  • SINGH, Shishupal
  • VIR, Dharam
Agents
  • SINGH, Manisha
Priority Data
20171100804108.03.2017IN
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) AN IMPROVED PROCESS FOR THE PREPARATION OF TETROFOSMIN OR ACID ADDITION SALT THEREOF
(FR) PROCÉDÉ AMÉLIORÉ POUR LA PRÉPARATION DE TÉTROFOSMINE OU D'UN SEL DE QUALITÉ PHARMACEUTIQUE DE CELLE-CI
front page image
Abstract
(EN) The present invention relates to an improved process for the preparation of tetrofosmin or acid addition salt thereof. The present invention also relates to the process for the preparation of tetrofosmin disulfosalicylate salt. Further the present invention also provides the polymorphic form J of disulfosalicylate salt of tetrofosmin.
(FR) La présente invention concerne un procédé amélioré de préparation de tétrofosmine ou d'un sel de qualité pharmaceutique de celle-ci. La présente invention concerne également un procédé amélioré pour la préparation de sel de disulfosalicylate de tétrofosmine. La présente invention concerne également la forme polymorphe J du sel de disulfosalicylate de tétrofosmine.
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