PL271722A1
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1989-01-23
Method of obtaining novel 2',3'-didesoxynucleosides
PL286707A1
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1991-10-07
Method of obteining tetraniture
GB8913090D0
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1989-07-26
Method
GR900100319A
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1991-10-10
Novel thieno-triazolo-diazepino-derivatives preparation method
ZA904311B
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1991-04-24
Method of preparing n-oxo-tetrahydro-beta-carbolines
HU900036D0
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1990-03-28
Process for preparation of 2,4-diamino-6-pyperidinyl-pyrimidin-3-n-oxide
CS275178B2
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1992-02-19
Method of 1-hydroxytricyclo (3,3,1,1,3,7) decane preparation
EP0416577A3
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1993-02-24
Method of preparing levoglucosenone
CS275182B2
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1992-02-19
Method of 1-methoxy-2-propanone preparation
PL276098A1
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1990-06-11
Method of obtaining 2,3-dibromide-2-butene-1,4-diole
EP0381040A3
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1990-12-19
Method for the preparation of 2,2-dialkylpropionaldehydes
GB8914748D0
(en )
1989-08-16
New method
GR872083B
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1988-04-27
Preparation process of aminoalkanoyl-dibenzo (d,g),(1,3,6) dioxazocines
CS279089A1
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1990-08-14
Method of 1-amino-7-naphthol preparation
PL289816A1
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1991-10-07
Method of obteining 8-(4-piperazin-1-ylobutyl/-8-azaspiro(4,5) decanodione-7,9
PL280448A1
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1991-01-14
Method of obtaining 1,2-benzoisothiazolinone-3
PL271822A1
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1989-10-16
Method of obtaining novel n-aminomethyl 1,2-benzoisothiazolynon-3-yl-acetamide
IL95492A0
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1991-06-30
Preparation of 3,7-dialkylxanthines
CS230889A1
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1990-08-14
Method of 2-chloro-1,4-phenylendiamine preparation
CS908588A1
(en )
1989-09-12
Method of bis-/2,4-dimercapto-6-triazinyl/-disulphide preparation
GR900100205A
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1990-07-31
1,4-dihydropyridine preparation method
CS967587A1
(en )
1989-11-14
Method of 2,6-dialkyl-n-/l-methoxy-2-propyl-aniline preparation
CS803287A1
(en )
1989-03-14
Method of 0,0-dimethyl-s-phthalimidomethyldithiophosphate preparation
CS490187A1
(en )
1989-06-13
Method of 2,5-dibutoxy-4-morpholine-benzendiazononium preparation
CS35489A1
(en )
1990-09-12
Method of normethanephrine preparation