CS8800987A2
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1990-11-14
Catalyst for making respective under-saturated aldehyde and respective under-saturated acid and method of catalyst's preparation
CS900287A2
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1990-03-14
Method of phosphinic acid's derivatives production
AU587568B2
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1989-08-24
"Living" polymers and process for their preparation
AU3088489A
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1989-09-07
Phenoxyalkylcarboxylic acid derivatives and process for their preparation
CS274677B2
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1991-09-15
Method of 7-piperazino-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxyl acid's derivatives production
EP0305662A3
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1990-03-07
Trisodium salt of 2,4,6-trisodium mercapto-s-triazine nonahydrate, and preparation method
NZ229023A
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1990-09-26
1,1-dioxo-cephem-4-carbothiolic acid derivatives, pharmaceutical compositions and methods of preparation
HU896135D0
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1990-02-28
Process for the preparation of 2-azabicyclo [2.2.1] hept-5-en-2-acetic acid and derivatives thereof
PL272668A1
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1989-02-20
Method of obtaining 4,4'-dinitroethylbenedisulfonic-2,2'acid
CS409588A1
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1989-09-12
Method of hydrophilic polymers' strongly acid derivatives preparation
CS8703287A1
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1989-09-12
Method of 2-benzothiazolsulphenic acid's sulphenamides preparation
PT83116A
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1986-08-01
Process for the preparation of 5-chloro-s-triazolo <4,3-a> pyridine-7-carboxylic acids
IL92279A0
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1990-07-26
Preparation of 2-chloro-4-toluenesulfonic acid
EP0240362A3
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1989-03-29
Process for the preparation of 4'-hydroxybiphenyl-4-carboxylic acid
IL86548A0
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1988-11-15
Preparation of piperidinylcyclopentylheptenoic acid derivatives
CS8900831A1
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1990-11-14
Method of 7-aminocephalosporaneic acid's preparation
CS700388A1
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1989-08-14
Method of methyliminoacetate's hydrochloride preparatio(
AU2772489A
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1989-07-06
Process for preparation of salts of tetrazole - 5 - carboxylic acid
CS612488A1
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1989-09-12
Method of alpha-dialkylaminoacrylic acid's esters preparation
CS461288A1
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1989-12-13
Method of polymers' molecular solutions preparation
CS508488A2
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1990-08-14
Method of hydroxamic acid's aryl derivatives preparation
CS734688A1
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1990-03-14
Method of (2-acetoxymethyl-5-halogen-3-hydroxycyclopent-1-yl)acetic acid's delta-lactone production
AU6836187A
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1987-07-15
2'-deoxy-5-trifluoromethyluridine derivatives and process for their preparation
CS391288A1
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1989-04-14
Method of 3,4-dichloroaniline-6-sulphonic acid's production
CS682488A1
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1989-09-12
Method of pentachlorohydroxoplatinic acid preparation