BE875183A
(fr )
1979-07-16
Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone.
RO76562A
(fr )
1981-04-30
Procede pour la preparation des 3-imidazolilbenzo-1,2,4-triazine-1-oxydes
BE838823A
(fr )
1976-08-23
Procede pour la preparation de 1,2,5-dihydroxycholecalciferol
BE866839A
(fr )
1978-11-09
Procede de preparation de triazines 1,3,5-s-hexahydrotrisubstituees
RO78225A
(ro )
1982-02-01
Procedeu pentru prepararea unor 3,4-dihidro-3-oxo-2-chinoxaline
FR2335522A1
(fr )
1977-07-15
Procede de preparation d'androstene-4 diones-3,17
BE880509A
(fr )
1980-06-10
Procede de preparation de 2',6'-dialkyl-n-alcoxymethyl-2-chloro-acetanilides
BE865532A
(fr )
1978-10-02
Procede de preparation de 2,2-dimethylolalcanals
BE865728A
(fr )
1978-10-05
Procede de preparation du 2,3-dimethylpentanal
FR2455568B1
(fr )
1986-06-13
Procede de preparation du 2,3-dimethylbutene-2
BE845327A
(fr )
1977-02-21
Procede de preparation de 4,4'-dihydroxy-3-3'-5-5'-tretralcoyldiphenylalcanes
BE855371A
(fr )
1977-10-03
Procede de preparation de 1,1-difluorethylene
LU78874A1
(fr )
1979-09-06
Procede de preparation de nouvelles sulfonylhydrazones de 1,4-dioxo-et 4-oxoquinoxaline-2-carboxaldehyde
FR2338939A1
(fr )
1977-08-19
Procede de preparation de (vinyl 2, 2-disubstitue)-g-butyrolactones
BE866662A
(fr )
1978-11-03
Procede de preparation de 3,5-dihalogenanilines
BE880031A
(fr )
1980-05-14
Procede pour la preparation de 1 alpha, 3 beta-dihydroxy-delta 5-steroides
BE852760A
(fr )
1977-09-22
Procede d'obtention de 2,6-di-terbutylphenol
BE863350A
(fr )
1978-07-26
Procede de preparation du tetramethyl-diacetal de la cyclohexane-dione-1,4
BE873495A
(fr )
1979-07-16
Procede pour la preparation de la 2,4-difluoro-6-amino-s-triazine
BE870978A
(fr )
1979-04-03
Procede de preparation de la (-)-vincamine
PT66065A
(fr )
1977-02-01
Procede pour la preparation de hydrocarbonetes
PT67155B
(fr )
1979-03-19
Procede pour la preparation de tiolactone-n-6-chlore-nicotinamide-d,l-homocisteine
RO67700A2
(ro )
1980-03-15
Procedeu pentru prepararea 3,4-dimetil-5-aminoizoxazolului
FR2338277A1
(fr )
1977-08-12
Procede pour la preparation de la 6-methylpterine
FR2328685A1
(fr )
1977-05-20
Procede de preparation de la 2,6,6-trimethyl-cyclohexene-2-one-1.