DK140589B - Tricyclic compounds for use as intermediates in the preparation of 19-norsteroids or 9beta, 10alpha-steroids. - Google Patents

Tricyclic compounds for use as intermediates in the preparation of 19-norsteroids or 9beta, 10alpha-steroids.

Info

Publication number
DK140589B
DK140589B DK314271A DK314271A DK140589B DK 140589 B DK140589 B DK 140589B DK 314271 A DK314271 A DK 314271A DK 314271 A DK314271 A DK 314271A DK 140589 B DK140589 B DK 140589B
Authority
DK
Denmark
Prior art keywords
9beta
10alpha
norsteroids
steroids
intermediates
Prior art date
Application number
DK314271A
Other languages
Danish (da)
Other versions
DK140589C (en
Inventor
Zoltan George Hajos
Original Assignee
Hoffmann La Roche
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US765023A external-priority patent/US3897460A/en
Priority claimed from DK525369AA external-priority patent/DK140588B/en
Application filed by Hoffmann La Roche filed Critical Hoffmann La Roche
Priority to DK314271A priority Critical patent/DK140589B/en
Publication of DK140589B publication Critical patent/DK140589B/en
Application granted granted Critical
Publication of DK140589C publication Critical patent/DK140589C/da

Links

DK314271A 1968-10-04 1971-06-25 Tricyclic compounds for use as intermediates in the preparation of 19-norsteroids or 9beta, 10alpha-steroids. DK140589B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK314271A DK140589B (en) 1968-10-04 1971-06-25 Tricyclic compounds for use as intermediates in the preparation of 19-norsteroids or 9beta, 10alpha-steroids.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US765023A US3897460A (en) 1968-10-04 1968-10-04 3{62 -Tertiarybutoxy-decahydro-benz{8 E{9 indenes
US84554669A 1969-07-28 1969-07-28
DK525369AA DK140588B (en) 1968-10-04 1969-10-02 Process for the preparation of tricyclic compounds.
DK314271A DK140589B (en) 1968-10-04 1971-06-25 Tricyclic compounds for use as intermediates in the preparation of 19-norsteroids or 9beta, 10alpha-steroids.

Publications (2)

Publication Number Publication Date
DK140589B true DK140589B (en) 1979-10-08
DK140589C DK140589C (en) 1980-03-03

Family

ID=27439615

Family Applications (1)

Application Number Title Priority Date Filing Date
DK314271A DK140589B (en) 1968-10-04 1971-06-25 Tricyclic compounds for use as intermediates in the preparation of 19-norsteroids or 9beta, 10alpha-steroids.

Country Status (1)

Country Link
DK (1) DK140589B (en)

Also Published As

Publication number Publication date
DK140589C (en) 1980-03-03

Similar Documents

Publication Publication Date Title
DK112949B (en) Process for the preparation of O-mycaminosyl tylonolide or dihydro-O-mycaminosyl tylonolide.
DK128539B (en) 4,6-Disubstituted 1,2-dihydro-1-hydroxy-2-iminopyrimidines for use in the preparation of the corresponding 4-amino compounds.
DK125849B (en) α-Benzylidene-β, β-dialkoxy-propionitriles for use as an intermediate in the preparation of 2,4-diamino-5-benzylpyrimidines.
DK138638B (en) Indane derivatives for use as intermediates in the preparation of 19-nor-steroids.
DK136115B (en) Ketals of 3,5,17-trioxo-13beta-alkyl-4,5-secogonanes for use as intermediates in the preparation of 19-nor-steroids.
DK123236B (en) Process for the preparation of 2-alkyl-3-hydoxy-4,5-dihydrofuran-4-ones.
DK128891B (en) Cycloalkylmethylaminobenzophenone derivatives for use as intermediates in the preparation of 1-cycloalkylmethyl-5-pheny-1H-1,4-benzodiazepin-2 (3H) -ones.
DK121052B (en) Process for the preparation of steroid-17α, 21-orthocarbonates.
DK125464C (en) Analogous process for the preparation of 6-halo-15β, 16β-methylene-pregnane derivatives.
DK122960B (en) Quinazoline derivatives for use as intermediates in the preparation of 1,4-benzodiazepine-4-oxides.
DK125476B (en) N- (2-tetrahydrofuryl) -methylphthalimide for use as an intermediate in the preparation of 2-aminomethylpyrrolidines.
DK137240B (en) TRICYLIC SULFOXIMIDES FOR USE AS AN INTERMEDIATE IN THE PREPARATION OF THE CORRESPONDING TRICYCLIC SULFOXIMIDES SUBSTITUTED ON THE S-IMINO GROUP
DK140589B (en) Tricyclic compounds for use as intermediates in the preparation of 19-norsteroids or 9beta, 10alpha-steroids.
DK126789B (en) 2- (5-Nitro-2-thienyl) -4-chloroquinazoline compounds for use as intermediates in the preparation of the corresponding 4-amino-substituted compounds.
DK133682B (en) Analogous process for the preparation of 3alpha-hydroxy-5alpha-pregn-1-en-20-ones or 3alpha-hydroxy-17beta-alkoxycarbonyl-5alpha-androst-1-ones.
DK134670B (en) Beta-keto compounds for use as intermediates in the preparation of 19-norsteroids or 19-nor-9beta, 10alpha-steroids.
DK140630B (en) Indanone derivatives for use as intermediates in the preparation of 19-norsteroids or 9beta, 10alpha-steroids.
DK128678B (en) Carbobenzoamide-casugamycin derivatives for use as intermediates in the preparation of biologically active casugamycin derivatives, as well as processes for the preparation of the carbobenzoamide-casugamycin derivatives.
DK128896B (en) 8-Hydroxy-13-alkylgona-1,3,5 (10), 9 (11) -tetraenes for use as intermediates in the preparation of 13-alkylgona-1,3,5 (10), 7-teraenes.
DK135586B (en) Substituted 2-benzyl-4-piperidinols for use as intermediates in the preparation of benzomorphans.
DK127779B (en) β-Bromoalkyl isocyanates for use as intermediates in the preparation of 2-oxazolidones or 2-amino-2-oxazolines.
DK127504B (en) 13β-ethyl-gon-4-en-3-ones for use as intermediates in the preparation of the corresponding 17α- or 17β-acetyl compounds.
DK140759B (en) Indole derivatives for use as intermediates in the preparation of other indole derivatives.
DK133146C (en) TETRAFLUORPROPYLETHER FOR USE AS AN INTERMEDIATE IN THE PREPARATION OF DIFLUOROMETHYL-1,2,2,3,3-PENTAFLUORPROPYLETHER
DK136247B (en) 2,4-Diaminopyrimidine compounds for use as intermediates in the preparation of 2,4-diamino-5-benzylpyrimidines.