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1998-09-11
Method of introducing a 1,2 double bond into azasteroids
PL266932A1
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1988-09-01
The method of manufacture of new 1,4-benzodiasepine
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1990-09-12
Method of substituted 1,3,5-triazintriones production
EP0334097A3
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1990-07-11
Process for the preparation of 4,4'-dihalogeno-bisphenyls
IL92465A0
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1990-08-31
Process for the preparation of 4,4'-dibromodiphenylether
EP0413558A3
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1991-09-04
Method for production of 1,3-dioxolanes
EP0430096A3
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1991-12-27
Process for the production of 3,4-epoxybutyrate and intermediate therefor
RO103439B1
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1992-11-23
Production method of 4, 4'-diphenylmethanediisocyanate
HU900036D0
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1990-03-28
Process for preparation of 2,4-diamino-6-pyperidinyl-pyrimidin-3-n-oxide
EP0359118A3
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1990-09-05
Method for the production of 1,1,2-trialkoxyethanes
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1992-02-19
Method of tetrahydroimidazo-(1,4)-benzodiazepine-2-thione's production
RO103087B1
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1992-06-10
Production method of 2, 4 diamino-6-(2-diethylphosphonoethyl)-s-
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1990-06-11
Method of obtaining 2,3-dibromide-2-butene-1,4-diole
CS1009187A2
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1989-11-14
Method of new aminoalkanoyl-dibenzo (d,g) (1,3,6) dioxazocines production
HU910994D0
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1991-10-28
Process for the production of 2/3,4dialcoxi-benzyl/-pyrrolidines
EP0381040A3
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1990-12-19
Method for the preparation of 2,2-dialkylpropionaldehydes
CS391288A1
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1989-04-14
Method of 3,4-dichloroaniline-6-sulphonic acid's production
CS38689A1
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1989-12-13
Method of 2,4,4-trichlor-5,5,5-trifluorpentanoic acid production
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1989-10-16
Method of obtaining novel n-aminomethyl 1,2-benzoisothiazolynon-3-yl-acetamide
HUT53611A
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1990-11-28
Process for production of n-substituated 3,4,5,6-tetrahydroftalimides
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1990-10-12
Method of 1,4-dichlorobenzene production
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1992-06-13
Production method of o, o, o', o'-tetramethyl-cyan-guanidino-bis(methane-diphosphonate
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1991-01-14
Method of obtaining 1,2-benzoisothiazolinone-3
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1990-09-12
Method of 2,3-difluoro-6-nitrophenol production
CS399788A1
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1989-06-13
Method of 9,10-antraquinone production