BE838754A
(fr )
1976-08-20
Procede ameliore pour la preparation de dimethylol-2, 2-alcanals
RO73517A
(ro )
1980-11-30
Procedeu de preparare a unor derivati aminiglicozidici
RO76562A
(fr )
1981-04-30
Procede pour la preparation des 3-imidazolilbenzo-1,2,4-triazine-1-oxydes
RO70854A
(ro )
1981-06-26
Procedeu de preparare a meta-ariloxibenzaldehidelor
BE838823A
(fr )
1976-08-23
Procede pour la preparation de 1,2,5-dihydroxycholecalciferol
FR2338923A1
(fr )
1977-08-19
Procede pour preparer de l'hexanitro-2,2', 4,4', 6,6' stilbene
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
RO70462A
(ro )
1981-01-30
Procedeu pentru prepararea unor 3-halometilcefemi
BE842940A
(fr )
1976-12-14
Procede de preparation d'oxaphospholannes-1,2,
RO76588A
(ro )
1981-04-30
Procedeu pentru prepararea unor derivati de 1,3,4,tiadiazol
RO71066A
(ro )
1982-10-26
Procedeu pentru prepararea unor 2-clorsulfinilazetidin-4-one
RO72900A
(ro )
1981-11-04
Procedeu pentru prepararea unor cis-4a-feniloctahidro-1h-2-piridine
RO76667A
(ro )
1981-04-30
Procedeu pentru prepararea unor 2,4-dialchilamino-6-clor-5-triazine
BE844259A
(fr )
1977-01-17
Procede de preparation d'aldehydes &,b-ethyleniques
BE855371A
(fr )
1977-10-03
Procede de preparation de 1,1-difluorethylene
FR2303798A1
(fr )
1976-10-08
Procede pour la preparation de (3r, 3'r)-zeaxanthene
RO66368A2
(fr )
1979-03-15
Procede pour la preparation d'echangeurs d'anions basiques,macroporeuses
BE852700R
(fr )
1977-09-21
Procede de preparation d'oxaphospholannes-1,2
FR2283132A1
(fr )
1976-03-26
Procede de preparation d'hydroxy-3 triazoles-1,2,4
RO70657A
(ro )
1982-05-10
Procedeu pentru prepararea 2,6,6-trimetil-2-cianometiltrahidropiranului
RO71115A2
(ro )
1981-06-30
Procedeu de preparare a schimbatorilor de anioni macroporosi absorbanti
RO68698A2
(fr )
1979-05-15
Procede pour la preparation d'echangeurs d'anions en base de polybenzothiazoleamide-imide
RO65290A2
(ro )
1980-06-15
Procedeu de obtinere a unor schimbatori de anioni macroporosi puternic bazici
RO70521A2
(ro )
1981-04-30
Procedeu de preparare a schimbatorilor de anioni