PL286250A1
(en )
1991-04-08
Method of obtaining novel derivatives of propenic acid
EP0296483A3
(en )
1989-11-02
Preparation of ascorbic acid 6-esters
PL277488A1
(en )
1989-10-16
Method of obtaining n-phosphono-methyliminoacetic acid
PL282111A1
(en )
1991-05-06
Method of obtaining stable ascorbic acid preparations
IL92279A0
(en )
1990-07-26
Preparation of 2-chloro-4-toluenesulfonic acid
CS51189A2
(en )
1991-03-12
Method of 1-methoxy-2-propanone preparation
PL265099A1
(en )
1988-11-10
Method of obtaining stable aerosole preparations
PL288251A1
(en )
1991-08-12
Method of obtaining novel derivatives of dioxalic acid
CS535389A1
(en )
1990-06-13
Derivative of bis 4-quinolone-6-fluoro-3-carboxylic acid and method of its preparation
CS717389A1
(en )
1990-09-12
Method of optically active 2-deoxy-l-ribose preparation
CS279089A1
(en )
1990-08-14
Method of 1-amino-7-naphthol preparation
CS706288A1
(en )
1990-01-12
Dithioderivatives of carbamoyl-4-hydroxybutanesulphonic acid and method of its preparation
CS682488A1
(en )
1989-09-12
Method of pentachlorohydroxoplatinic acid preparation
CS561288A1
(en )
1989-06-13
Method of digalacturonic acid preparation
PL276131A1
(en )
1990-06-11
Method of obtaining pigmentous preparations
PL276126A1
(en )
1990-06-11
Method of obtaining pigementous preparations
PL276132A1
(en )
1990-06-11
Method of obtaining pigmentous preparations
PL276130A1
(en )
1990-06-11
Method of obtaining pigmentous preparations
PL276125A1
(en )
1990-06-11
Method of obtaining pigmentous preparations
PL276129A1
(en )
1990-06-11
Method of obtaining pigemnous preparations
PL276128A1
(en )
1990-06-11
Method of obtaining pigmentous preparations
PL276127A1
(en )
1990-06-11
Method of obtaining pigmentous preparations
CS841188A1
(en )
1989-07-12
Method of trisdiethylaminosiliciumchloride preparation
CS435387A1
(en )
1989-07-12
Method of 3-phenylalkanales preparation
PL275386A1
(en )
1990-04-30
Method of obtaining citric acid