CS386588A2
(en )
1990-09-12
Catalyst for acrylic acid production and method of its preparation
IL92545A0
(en )
1990-08-31
Preparation of 2-chloropyridine-3-carboxylic acid esters
EG18001A
(en )
1991-11-30
Process for preparing of 7-amino-3-prophenylcephalosphoranic acid and esters thereof
BG48218A3
(en )
1990-12-14
Method for preparation of acid urease
PL277488A1
(en )
1989-10-16
Method of obtaining n-phosphono-methyliminoacetic acid
IL79947A
(en )
1989-12-15
4-alkoxy-3-pyrrolin-2-on-1-yl acetic acid esters and process for their preparation
PT83450A
(en )
1986-10-01
Process for the preparation of esters of dihydrolisergic acid
BG43253A1
(en )
1988-05-16
Esters of p- toluolene sulphonic acid and method for their preparation
IL80656A0
(en )
1987-02-27
4-alkoxy-2-oxopyrrolidin-1-ylacetic acid alkyl esters and process for preparation thereof
IL87651A0
(en )
1989-02-28
Process for the preparation of 1-arylpyrazole-3-carboxylic acid esters
IL77003A0
(en )
1986-04-29
Preparation of hydroxymethyl-enealkoxyacetic acid esters
AU2300588A
(en )
1989-03-01
Caffeic acid esters and method of preparing and using same
BG44273A1
(en )
1988-11-15
Esters of 3- amino- 4- hydroxybenzolic acid, method for preparation and their use
CS296588A1
(en )
1989-08-14
Esters of carbanilic acid and method of their preparation
BG41551A1
(en )
1987-07-15
Esters of metacrylic acid and method for their preparation
CS568787A1
(en )
1989-08-14
Dialkyl esters of 2-chloroethoxymethanephosphonic acid and method of their preparation
CS499787A1
(en )
1989-03-14
Method of organosiliceous esters preparation
BG41903A1
(en )
1987-09-15
Dialkyl esters of 3- carboalkoxy- 6- methyl- benzylphosphonic acid and method for their preparation
BG46959A1
(en )
1990-04-16
Method for preparing of esters of beta- aminocrotonic acid
CS612488A1
(en )
1989-09-12
Method of alpha-dialkylaminoacrylic acid's esters preparation
GB2241238B
(en )
1992-07-08
Methyl esters of aryl-keto acid
BG39381A1
(en )
1986-06-16
Esters of substituted- 8- hydroxyquinolines and method for their preparation
CS561288A1
(en )
1989-06-13
Method of digalacturonic acid preparation
CS682488A1
(en )
1989-09-12
Method of pentachlorohydroxoplatinic acid preparation
CS641987A1
(en )
1989-10-13
Method of n-phenylmaleimic acids preparation