Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Preparation of camptothecin and of its derivatives

Preparation of camptothecin and of its derivatives

US Patent 6486320 · Granted Nov 26, 2002

Estimated economic value: $2,122,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process of use in converting the 4″(S)-OH functional group of the cladinose unit2008
Process for preparing and isolating 9-deoxo-9 (Z)-hydroxyiminoerythromycin A2003
Process which is useful for converting the carbonyl function in position 4&#82432003
Preparation of camptothecin and nothapodytine derivatives2002
Preparation of camptothecin and nothapodytine derivatives2002
Preparation of camptothecin and nothapodytine derivatives2002
Process for the preparation of 9-deoxo-8a-aza-(8a-alkyl)-8a-homoerythromycin A d2002
Steroespecific preparation of chiral 1-aryl- and 1-heteroaryl-2-substituted ethy2002
Carboxylic acids for synthesis of taxane derivatives2002
Process for preparing N6-substituted adenosine derivatives2002
Process of use in converting the 4″(S)-OH functional group of the cladinos2002
Preparation of is-[1A,2B,3B,4A(S*)]-4-[7-[[1-(3-chloro-2-Thienyl)methyl]amino]-32001