Inventor

BRION FRANCIS

FR22 patents

⚠️ This page may combine multiple inventors who share the name “BRION FRANCIS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BRION FRANCIS

ROUSSEL UCLAF

Preparation of 11-keto steroids

Process for the preparation of hydrocortisone

Process for the preparation of hydrocortisone

Intermediate steroid compounds

Process for making perhydroindole-2-carbonxylic acid

Tricyclic compounds

Process for the preparation of hydrocortisone

Δ4,9(11),17(20) -pregnatriene-3-ones

Process and intermediates

Process for the production of 21-acyloxy-4,9 (11),16-pregnatriene-3,20-diones

Intermediates for the preparation of Δ4,9(11),17(20) -pregnatriene-3-ones

Intermediates for the preparation of Δ4,9(11),17(20) -pregnatriene-3-ones

Process for preparation of Δ4,9(11),16 pregnatriene-3,20-diones

Process for preparing 21 acyloxy-Δ4,9(11),16 pregnatrienes 3-20-dione

4,9(11),17(20)-pregnatriene-3-ones

Process

HOECHST MARION ROUSSEL INC

Preparation of 4-phenyl-1,2,3,6-tetrahydropyridines

Method for preparing alkyloxy furanone derivatives, compounds obtained by said method and use of said compounds

Tricyclic compounds

Tricyclic compounds

AVENTIS PHARMA SA

(3,4,7,8,9,10-hexahydro-6, 10 -6H-pyridazino [1,2-a] [1,2] diazepine-1-carboxylic-acid derivatives

(3,4,7,8,9,10-hexahydro-6,10-dioxo-6H pyridazino[1,2-A] [1,2] diazepine-1-carboxylic acid derivatives