PAGE CREATED BY DR ANTHONY MELVIN CRASTO M.SC, PH.D (ORGANIC CHEMISTRY,25+ years experience in the field of research and development

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My own patent

PROCESS FOR THE PREPARATION OF TADALAFIL

Abstract

The present invention provides novel intermediates of tadalafil and processes for their preparation. The present invention also provides for the preparation of tadalafil or a pharmaceutically acceptable salt or solvate thereof using the intermediates.

Publications

TITLE -----Method for preparation of dronedarone via palladium-catalyzed hydrogenation and methanesulfonylation

·      PCT Int. Appl. (2012), WO 2012007959 A1 20120119.  





 Method for preparation of 2, 3-diaryl-5-substituted pyridines and their intermediates

·      PCT Int. Appl. (2011), WO 2011158250 A1 20111222.




  • Title:AMORPHOUS BAZEDOXIFENE ACETATE AND PREPARATION THEREOF

    Authors: A M CRASTO

    Ref. No: US 20100310870

    Year: 2010

    The present invention relates to amorphous form of bazedoxifene acetate and a process for the preparation thereof.

  • A PROCESS FOR THE PREPARATION OF ATOVAQUONE CRYSTALLINE

    Authors: A M CRASTO ET AL

    Ref. No: 1742/MUM/2007 A

    Year: 2009

    The present invention provides a process for the preparation of Atovaquone in a pure polymorphic form characterized by an X-ray powder diffraction pattern with peaks at about 7.0, 9.7, 14.2, 14.8,... Show more

  • Process for the preparation of tadalafil

    Authors: A M CRASTO

    Ref. No: EP2004644 (A1)

    Year: 2008


  • Process for the preparation of atovaquone

    Authors: A M CRASTO

    Ref. No: US20090105350

    Year: 2008


  • Amorphous eprosartan mesylate and process for the preparation thereof

    Authors: A M CRASTO

    Ref. No: United States Patent Application 20080014263

    Year: 2007


  • Amorphous frovatriptan succinate and process for the preparation thereof

    Authors: A M CRASTO

    Year: 2007



  • PROCESS FOR THE PREPARATION OF TADALAFIL

    Authors: A.M. CRASTO

    Year: 2007



  • A PROCESS OF PREPARATION OF METHANAMINE-N-[4(3,4-DICHLOROPHENY)-3,4-DIHYDRO-1(2H)-NAPHTHALENYLIDENE

    Authors: A M CRASTO ET AL

    Ref. No: Application No.243/BOM/1999 A

    Year: 1999

    A process for the preparation of methanamine-N-[4(3,4-dichlorophenyl)]-3,4-dihydro-1(2H)-naphthalenylidene, a critical intermediate in the synthesis of...Show more


  • Heterocyclic Analogues of Pyrethroids

    Authors: A .M. Crasto and S. Seshadri

    Thirteenth International Congress of Heterocyclic Chemistry , held at Corvallis, Oregon (U.S.A.) Abstract No. GE-11-129 ; 1991


  • SYNTHESIS OF NOVEL PYRETHROID ANALOGUES

    Authors: A.M. CRASTO

    MUMBAI UNIVERSITY, 1991

    Supervisor: PROF S . SESHADRI



  • Synthesis of Novel & Chloromethyl esters via Regiospecific ring opening reactions of aryl glycidyl ethers with acid chlorides and the synthesis of alpha- morpholino methyl and alpha- cyano methyl esters

    Authors: A. M. Crasto and S. Seshadri

    Paper presented at the 3rd Research Scholars Meeting, Indian Chemical Society, Feb. 1991. , TIRUPATI, INDIA; 1988




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    PAGE CREATED BY DR ANTHONY MELVIN CRASTO M.SC, Ph.D (ORGANIC CHEMISTRY,24+ years experience in the field of research and development
    email  amcrasto@gmail.com



    Ентоні  アンソニー  Αντώνιος  安东尼    แอนโทนี   Энтони   אַנטאַני  Антхони  एंथनी  안토니  أنتوني


     
    NAME: DR. ANTHONY MELVIN CRASTO.
     

    Principal scientist, GLENMARK-GENERICS LTD


    Navi mumbai, INDIA


    Email  amcrasto@gmail.com

     

    MOBILE+91-9323115463

    TWITTER-   @amcrasto
    Follow amcrasto on Twitter


    web links
    www.amcrasto.bravehost.com            





    Anthony in different languages
      安东尼    Энтони    एंथनी  안토니   Anthony in different languages

    アンソニー    安东尼    Энтони    एंथनी  안토니       أنتوني

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MY INDIAN PATENTS

 

1135/MUM/2006 - Published: 2008-07-18 - GLENMARK PHARMACEUTICALS LIMITED
A process for the preparation of (6R,12aR)-2,3,6,7,12,12a-hexahydro-2methyl-6-(3,4-methylenedioxyphenyl)pyrazino1’,2’;1,6pyrido3,4-bindole-1,4-dion of Formula I: the process comprising cyclizing a ...
243/BOM/1999 - Published: 2007-03-16 - SEARLE (INDIA) LIMITED
A process for the preparation of methanamine-N-4(3,4-dichlorophenyl)-3,4-dihydro-1(2H)-naphthalenylidene, a critical intermediate in the synthesis of cis-(1S,4S)-4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-1-naphthylamine ...
1742/MUM/2007 - Published: 2009-06-26 - GLENMARK PHARMACEUTICALS LIMITED
The present invention provides a process for the preparation of Atovaquone in a pure polymorphic ...

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Comments: 27
Comments: 3
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  • #1

    Obat kuat pria tahan lama (Tuesday, 06 September 2016 03:39)

    Semoga sukses selalu

Wed

25

Jan

2012

Organic Chemistry websites by Dr Anthony Melvin Crasto

WELCOME TO MY SITE ON JIMDO

These sites are on varied topics of organic chemistry

 

click belowto get to my collection of sites 

 https://sites.google.com/site/anthonycrastoorganicchemistry

/sites---my-own-on-the-net

 

 

THANKS AND REGARD'S
DR ANTHONY MELVIN CRASTO Ph.D

MOBILE-+91 9323115463
GLENMARK SCIENTIST , NAVIMUMBAI, INDIA
web link
https://sites.google.com/site/amcrasto/

 

 

 

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25

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2012

ANTHONY MELVIN CRASTO, Glenmark scientist helping millions

Congratulations! DR ANTHONY CRASTO

 

Your presentation titled

"Anthony Crasto Glenmark scientist, helping millions with websites"

 

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MY SITE ON PATENT RELATED INFORMATION

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Anthony Crasto Patent Related Site

 

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