公开(公告)号：US3637756A

公开(公告)日：1972-01-25

申请号：US3637756D

申请日：1970-02-06

Applicant: ROUSSEL UCLAF

Inventor： BUCOURT ROBERT ,  VIGNAU MICHEL ,  RAYNAL JEAN

IPC: C07D317/72 ,  C07D493/10 ,  C07D13/04

CPC classification number: C07D493/10 ,  C07D317/72

Abstract: THIS INVENTION RELATES TO A CYCLOPENTYLPROPIONYL KETAL OF THE FORMULA

2-R,2-(Y-CH2-CH2-),3,3-(-O-R"-O-)CYCLOPENTANONE

WHEREIN R IS AN ALKYL HAVING 1 TO 3 CARBON ATOMS, Y IS A SUBSTITUENT SELECTED FROM THE GROUP CONSISTING OF -COO-LOWER ALKYL-COOH AND -C=N AND R" IS A LOWER ALKYLENE HAVING 2 TO 4 CARBON ATOMS, WHICH IS USED AS INTERMEDIATES IN THE PREPARATION OF 13-ALKYL GONAPENTAENES.

公开(公告)号：US3637755A

公开(公告)日：1972-01-25

申请号：US3637755D

申请日：1970-01-21

Applicant: ROUSSEL UCLAF

Inventor： BUCOURT ROBERT ,  VIGNAU MICHEL ,  RAYNAL JEAN

IPC: C07D317/72 ,  C07D493/10 ,  C07D15/10

CPC classification number: C07D493/10 ,  C07D317/72

Abstract: THIS INVENTION RELATES TO AN OPTICALLY ACTIVE LACTONE OF THE FORMULA

2-(O=),4A-R,5,5-(-O-R"-O-)-2,3,4,4A,5,6-HEXAHYDRO

CYCLOPENTA(B)PYRAN

WHERE R IS ALKYL HAVING 1 TO 3 CARBON ATOMS, R" IS A LOWER ALKYLENE HAVING 2 TO 4 CARBON ATOMS AND THE WAVY LINE INDICATES EITHER THE A OR B CONFIGURATION, WHICH MAY BE USED IN THE PREPARATION OF 13-ALKYL GONAPENTAENES.

公开(公告)号：US3637754A

公开(公告)日：1972-01-25

申请号：US3637754D

申请日：1970-01-21

Applicant: ROUSSEL UCLAF

Inventor： BUCOURT ROBERT ,  VIGNAU MICHEL ,  RAYNAL JEAN

IPC: C07D317/72 ,  C07D493/10 ,  C07D13/04

CPC classification number: C07D493/10 ,  C07D317/72

Abstract: THIS INVENTION RELATES TO AN OPTICALLY ACITVE SECO-GONATETRAENE OF THE FORMULA

1,1-(-O-R"-O-),4-((2-R4,3-(R3-O-),4-R2,S-R1-PHENYL)-

CH(-R5)-CH(-R6)-),5-(O=),7A-R-5,6,7,7A-TETRAHYDROINDAN

WHERE R IS AN ALKYL HAVING 1 TO 3 CARBON ATOMS, R" IS A LOWER ALKYLENE HAVING 2 TO 4 CARBON ATOMS, R1, R2 AND R4 ARE SUBSTITUENTS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, LOWER ALKYL AND LOWER ALKOXY, R3 IS LOWER ALKYL, R5 AND R6 ARE SUBSTITUENTS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, A-LOWER ALKYL AND B-LOWER ALKYL AND THE WAVY LINE INDICATES EITHER THE A-CONFIGURATION OR THE B-CONFIGURATION, WHICH ARE USED AS INTERMEDIATES IN THE PREPARATION OF OPITCALLY ACTIVE 13-ALKYL GONAPENTAENES.

公开(公告)号：US3506693A

公开(公告)日：1970-04-14

申请号：US3506693D

申请日：1967-08-21

Applicant: ROUSSEL UCLAF

Inventor： BUCOURT ROBERT ,  VIGNAU MICHEL ,  RAYNAL JEAN

IPC: C07D317/72 ,  C07D493/10 ,  C07C167/02

CPC classification number: C07D493/10 ,  C07D317/72