PL286019A1
(en )
1991-10-21
Method of obtaining heteroazepines
HU900041D0
(en )
1990-03-28
Process for preparation of thiazole-derivatives
EP0428003A3
(en )
1991-10-16
Process for the preparation of polyetherglycols
HU900658D0
(en )
1990-04-28
Process for preparation of naphtaline derivatives
EP0421644A3
(en )
1991-08-28
Method for preparation of organoalkoxysilanes
HU900040D0
(en )
1990-03-28
Process for preparation of (pyrrolil-phenyl)-substituted-hydroxamacid-derivatives
EP0416406A3
(en )
1992-05-27
Process for the preparation of alkylhalosilanes
EP0457730A3
(en )
1992-08-26
Process for preparation of thioderivatives of alkylhydroxyanilinotriazine
ZA904311B
(en )
1991-04-24
Method of preparing n-oxo-tetrahydro-beta-carbolines
EP0415189A3
(en )
1991-06-12
Process for the preparation of aminbenzylalcohol
EP0412361A3
(en )
1991-07-31
Process for the preparation of 4-methylentetrahydropyran
EP0416577A3
(en )
1993-02-24
Method of preparing levoglucosenone
HU896744D0
(en )
1990-03-28
Process for preparation of intermediers
HU901260D0
(en )
1990-05-28
Process for preparation of bisphenethanolamines
CS337289A2
(en )
1991-06-11
Method of methyl formate preparation
CS51189A2
(en )
1991-03-12
Method of 1-methoxy-2-propanone preparation
EP0411277A3
(en )
1991-08-28
Process for preparation of na-thiobarbiturate
GB2236535B
(en )
1992-06-17
Process for the preparation of nu-substituted nitro-p-phenylenediamines
GR3020992T3
(en )
1996-12-31
Method for the preparation of aminotriazin derivatives
HU900207D0
(en )
1990-03-28
Process for preparation of new benzopyran-derivatives
GR900100781A
(en )
1992-04-17
Preparation process of selenophen derivatives
CS279089A1
(en )
1990-08-14
Method of 1-amino-7-naphthol preparation
EP0437820A3
(en )
1991-07-31
Process for the preparation of glycosyl-anthracyclinones
CS8900898A2
(en )
1991-07-16
Preparation process of polyphenylenoxide
BG47579A1
(en )
1990-08-15
Method for preparation of photoluminophors