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1989-10-02
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1991-12-02
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1991-02-28
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1991-05-06
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1990-05-28
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1990-05-14
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1990-12-14
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1992-04-06
Method of obtaining derivatives of thienobenzoxepin
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1991-03-12
Method of 1-methoxy-2-propanone preparation
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1990-09-14
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1990-01-15
Derivatives of benzoxalon and method for its preparation
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1989-09-15
Derivative of benzaldehine and method for its preparation
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1990-05-15
Derivatives of cyclohexylthiocarbamide and method for its preparing
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1990-08-14
Method of 1-amino-7-naphthol preparation
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1988-10-14
Azomethinic derivatives of 5- nitrofurfurol and method for its preparation
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1990-12-14
Penicillinic derivatives and method for their preparation
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1987-10-15
Derivative of 4- chlor- 2- nitrobenzene and method for its preparation
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1990-12-13
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1992-01-15
1-benzyl-6-bromo-2-benzothiazolinone and method of its preparation
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1992-02-19
2-acetamido-2-deoxy-beta-d-glucopyranozylmethylamine and method of its preparation
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1990-02-12
2-isopentylthio-6-salicylidenaminobenzothiazole and method of its preparation
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1987-11-14
Malonoylic derivatives of 3- methyl- 1- phenylpyrazolon- 5 and method for their preparation
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1987-09-15
Derivatives of alkylthienyl- aminoalcohols and method for their preparation
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1988-09-15
Derivatives of n- substituted- 2- oxazolidones and method for their preparation
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1988-05-16
Derivatives of 1- benzhydrylpiperazine and method for their preparation