CS9787A2
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1990-02-12
Method of hyaluronic acid's insulation
RU1833385C
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1993-08-07
Method of synthesis of cis-(-)-4-[(1(2)h-tetrazole-5-yl)methyl]-2-piperidinecarboxyl- ic acid
PL272668A1
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1989-02-20
Method of obtaining 4,4'-dinitroethylbenedisulfonic-2,2'acid
CS8703287A1
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1989-09-12
Method of 2-benzothiazolsulphenic acid's sulphenamides preparation
CS26490A2
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1991-08-13
Method of clofibric acid's 2-halogenethylesters preparation
PL290954A1
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1992-11-16
Method of obtaining novel derivatives of mevinic acid
PL289034A1
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1992-03-23
Method of producing 7-amino-3-metoximethyl-cef-3-em-4-carboxilic acid
CS26690A2
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1991-08-13
Preparation of clofibric acid's 2-halogenethylesters
EP0240362A3
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1989-03-29
Process for the preparation of 4'-hydroxybiphenyl-4-carboxylic acid
PL289306A1
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1991-12-02
Method of obtaining novel derivatives of 5-phenyl-1h-pyrasol-4-propionic acid
CS592687A2
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1990-07-12
Method of l-diaminocarboxyl acid's ester production
CS8900831A1
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1990-11-14
Method of 7-aminocephalosporaneic acid's preparation
EP0406436A4
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1992-04-22
Process for preparing 5'-inosinic acid
PL288396A1
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1992-06-26
Method of obtaining (3/s/-amino-4/s/-methylazetidin-2-on)-1-sulfonic acid
CS9000160A2
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1991-07-16
Method of halogencarboxyl acids' benzylesters preparation
CS810187A2
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1989-07-12
Method of 2-guanidinothiazole's derivative production
CS612488A1
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1989-09-12
Method of alpha-dialkylaminoacrylic acid's esters preparation
PL274916A1
(en )
1990-04-02
Method of obtaining 2,2'-dithiodibenzoic acid
CS286788A1
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1990-06-13
Method of 2, 3 to 4, 6-diisopropylidene-2-keto-l-gulonic acid preparation
CS101190A2
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1991-10-15
Method of ursodeoxycholic acid preparation
CS15890A2
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1991-07-16
Method of 6-bromo-5-hydroxy-4-dimethylaminomethyl-1-methyl-2-phenylthiomethylindo 1-3-carboxylic acid's ethylester's hydrochloridomonohydrate production
PL284651A2
(en )
1991-01-14
Method of obtaining 6-chloro-2-aminophenyl-sulfonic-4 acid
PL284650A2
(en )
1991-01-14
Method of obtaining 6-chloro-2-aminophenol-sulfonic-4 acid
PL283541A1
(en )
1991-08-12
Method of obtaining l--methyl--hydrazine-/3,4-dihydtoxyphenyl/-propionic acid
PL284525A1
(en )
1991-10-07
Method of obtaining 1,1,3,3-propanoteraphosphonic acid