PL286019A1
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1991-10-21
Method of obtaining heteroazepines
PL286707A1
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1991-10-07
Method of obteining tetraniture
EP0386701A3
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1990-11-22
Annular article-wrapping member and method of making same
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1991-11-04
Method of obtaining novel phosphonomethylothioethoxypurines
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1989-11-14
Method of 2-ethyl-6-methyl-n-/1 -methoxy-2-propyl/aniline preparation
GB8923571D0
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1989-12-06
Connecting means and method of use thereof
ZA904311B
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1991-04-24
Method of preparing n-oxo-tetrahydro-beta-carbolines
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1991-05-08
Method of development
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1990-05-14
Method of 2-ethyl-6-methyl-n-/1-methoxy-2-propyl/chlorethanilide
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1993-02-24
Method of preparing levoglucosenone
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1992-04-21
Method of obtaining aniline
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1991-03-12
Method of 1-methoxy-2-propanone preparation
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1989-05-12
Method of 2-methyl-6-etyl-n-(1-metoxy-2-propyl)aniline preparation
CS426988A1
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1989-06-13
Method of 2,6-dialkyl-n-/1-methoxy-2-propyl/anilines preparation
CS426688A1
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1989-05-12
Method of 2,6-dialkyl-n-(1-methoxy-2-propyl)anilines preparation
CS279089A1
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1990-08-14
Method of 1-amino-7-naphthol preparation
EP0410243A3
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1991-07-17
Process for the preparation of n-alkylitic anilines
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1989-11-14
Method of 2,6-dialkyl-n-/1 -methoxy-2-propylidene/aniline preparation
CS35489A1
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1990-09-12
Method of normethanephrine preparation
CS23489A1
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1990-09-12
Method of z-alkenes preparation
CS214389A1
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1990-09-12
Method of lysinesalicylate preparation
CS8900898A2
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1991-07-16
Preparation process of polyphenylenoxide
CS275039B2
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1992-01-15
1-benzyl-6-bromo-2-benzothiazolinone and method of its preparation
CS8902791A1
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1990-12-13
2-acetamido-2-deoxy-beta-d-glucopyranozylnitromethane and method of its preparation
CS14189A1
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1990-02-12
2-isopentylthio-6-salicylidenaminobenzothiazole and method of its preparation