BE866839A
(fr )
1978-11-09
Procede de preparation de triazines 1,3,5-s-hexahydrotrisubstituees
RO75384A
(ro )
1980-11-30
Procedeu de obtinere a butir amidelor
BE880509A
(fr )
1980-06-10
Procede de preparation de 2',6'-dialkyl-n-alcoxymethyl-2-chloro-acetanilides
FR2455568B1
(fr )
1986-06-13
Procede de preparation du 2,3-dimethylbutene-2
BE865532A
(fr )
1978-10-02
Procede de preparation de 2,2-dimethylolalcanals
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
RO77442A
(ro )
1982-10-26
Procedeu de preparare a unor octahidro-2h-pirolo(3,4-g) chinoline
BE866662A
(fr )
1978-11-03
Procede de preparation de 3,5-dihalogenanilines
FR2344564A2
(fr )
1977-10-14
Procede de preparation de 2,5-dioxo-1,2-oxa-phospholannes
RO77115A2
(ro )
1981-06-22
Procedeu pentru obtinerea 2,4,6-tricloroalchil-1,5,5-triazinelor
BE884206A
(fr )
1981-01-07
Procede de preparation du 3-(4)-formyl-tricyclo-(5,2,1,02,6)-decene-8
RO77055A2
(ro )
1981-06-22
Procedeu pentru obtinerea 2,4,6-triclorfenilhidrazinei
BE885416A
(fr )
1981-01-16
Procede de preparation de 2-oxo-dihydrobenzo d 1,3 oxazines
RO76843A2
(ro )
1981-08-30
Procedeu de obtinere a 2,4-dimetoxi-5-cloranilinei
RO78441A
(ro )
1982-03-24
Procedeu pentru obtinerea trans-trans-trans-1,5,9 ciclodecatrienei
RO77118A2
(ro )
1981-06-22
Procedeu pentru obtinerea 2,4,6-tricloranilinei
RO76712A2
(ro )
1981-05-30
Procedeu de obtinere a 5-butil-6-metil-2-metoxi-4-pirimidinolului
RO78281A2
(ro )
1982-02-01
Procedeu de obtinere a 5-clor-salicilamidei
RO75681A2
(ro )
1981-01-30
Procedeu de obtinere a hexametildisiloxanului
RO75531A2
(ro )
1981-02-28
PROCEDEU DE OBTINERE A ALFA-CLOўETILBENZENULUI
RO83591A2
(ro )
1984-03-15
Procedeu de obtinere a n-triclormetiltetrahidroftalimidei
LU79262A1
(fr )
1978-11-03
Procede de preparation de 2,6-methano-3-benzazocines
RO81604A2
(ro )
1983-04-29
Procedeu pentru obtinerea 2-metil-5-mercapto-1,3,4-tiadiazolului
RO77283A
(ro )
1981-08-17
Procedeu de obtinere a 1,4-cis-polizoprenului