GR890100817A
(en )
1991-03-15
Purfines preparation process
EP0334097A3
(en )
1990-07-11
Process for the preparation of 4,4'-dihalogeno-bisphenyls
IL87134A0
(en )
1988-12-30
Preparation of 1,2,4-triazol-3-ones
IL84153A
(en )
1992-02-16
Method of preparation of 3,5-dichloro-2,4,6-tri-fluoropyridine
GB2216524B
(en )
1991-06-12
Preparation of 2,6-dioxopiperidine derivatives
EP0347021A3
(en )
1990-06-13
Process for the preparation of 2,3-dimethoxy-5-methylbenzoquinone
EP0344112A3
(en )
1990-04-11
Substituted bisacyloxynaphthacenes, and process for the preparation of tetrathiotetracenes
CS803388A1
(en )
1989-09-12
Method of 1,2,4,5-tetrazine preparation
IL83370A0
(en )
1987-12-31
Preparation of 3,4-diamino-5-benzylpyrimidines
IL88849A0
(en )
1989-07-31
Preparation of 1,5-benzo-thiazepine derivatives
PL276098A1
(en )
1990-06-11
Method of obtaining 2,3-dibromide-2-butene-1,4-diole
CS908588A1
(en )
1989-09-12
Method of bis-/2,4-dimercapto-6-triazinyl/-disulphide preparation
PL271822A1
(en )
1989-10-16
Method of obtaining novel n-aminomethyl 1,2-benzoisothiazolynon-3-yl-acetamide
CS825388A1
(en )
1990-07-12
Method of 4,4 -diamino-1,1 -diantraquinonile-3-3 -disulphonic acid preparation
RO101437B1
(en )
1992-06-26
6-chlor-2,4-dinitro-aniline preparation method
IL95492A0
(en )
1991-06-30
Preparation of 3,7-dialkylxanthines
EP0381040A3
(en )
1990-12-19
Method for the preparation of 2,2-dialkylpropionaldehydes
CS967587A1
(en )
1989-11-14
Method of 2,6-dialkyl-n-/l-methoxy-2-propyl-aniline preparation
CS803287A1
(en )
1989-03-14
Method of 0,0-dimethyl-s-phthalimidomethyldithiophosphate preparation
CS490187A1
(en )
1989-06-13
Method of 2,5-dibutoxy-4-morpholine-benzendiazononium preparation
IL82570A0
(en )
1987-11-30
Preparation of 3,4-dimethoxy-phenylacetone
CS694088A1
(en )
1989-08-14
Methos of 1,2-0-isopropylidene-3,5,6-tri-0-benzyl-alpha-d-glucofuranose preparation
CS413988A1
(en )
1989-12-13
Method of 1-acetoxy-3,7-dimethyl-9-/2 ,6 ,6 -trimethylcyclohexene-1 -yl/2,4,6,8-tetraene preparation
PL272803A1
(en )
1989-12-11
Method of obtaining 2-n-butyl-3/3,5-diiodo-4-diethylaminoethoxybenzoilo/-benzofurane
RO103190B1
(en )
1992-06-13
Production method of o, o, o', o'-tetramethyl-cyan-guanidino-bis(methane-diphosphonate