GR880100512A
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1989-05-25
Preparation method of 4-ammonium derivatives of epipodophyllotoxinc glucosite
PL272952A1
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1989-02-20
Method of obtaining derivatives of 6-deoxyguanine
GB2204313B
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1990-10-31
Novel bisbenzotrifluoride derivatives and method of preparing same
BG43923A1
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1988-09-15
Derivatives of n- substituted- 2- oxazolidones and method for their preparation
BG43254A1
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1988-05-16
Derivatives of 1- benzhydrylpiperazine and method for their preparation
BG42259A1
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1987-11-14
Malonoylic derivatives of 3- methyl- 1- phenylpyrazolon- 5 and method for their preparation
BG41900A1
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1987-09-15
Derivatives of alkylthienyl- aminoalcohols and method for their preparation
CS646887A1
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1989-10-13
Method of n-phenylmaleinimide and its substituted derivatives preparation
BG44272A1
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1988-11-15
Unsaturated derivatives of benzantron and method for their preparation
ZA881990B
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1988-09-12
Dicyanoethylaryl derivatives and process for their preparation
PL274782A1
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1989-10-02
Method of obtaining derivatives of dicyanopyrazine
BG43611A1
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1988-07-15
Phenylxanthenic derivatives and method for their preparation
BG44288A1
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1988-11-15
Trimethincyanine derivatives and method for their preparation
BG44121A1
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1988-10-14
Azomethinic derivatives of 5- nitrofurfurol and method for its preparation
BG43437A1
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1988-06-15
Derivatives of benzaldehyde and method for their preparation
BG42911A1
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1988-03-15
Derivatives of 4- (2- arylvinyl)- 3- cyano- 2h- 1- benzopyran- 2- on and method for their preparation
BG46529A1
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1990-01-15
Derivatives of benzoxalon and method for its preparation
BG40731A1
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1987-02-16
Derivatives of 3- cynamoyl- 2h- 1- benzopyran- 2- on and method for their preparing
BG38846A1
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1986-03-14
Isonaphthaloylic derivatives of 1- phenyl- 3- methyl- pyrazolon- 5 and method for their preparation
BG42078A1
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1987-10-15
Derivative of 4- chlor- 2- nitrobenzene and method for its preparation
BG40060A1
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1986-10-15
Derivatives of substituted 8- acetyloxyquinolines and method for their preparing
CS807687A1
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1989-03-14
Alkylidenmalonaldehydes and method of their preparation
BG45919A1
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1989-09-15
Derivative of benzaldehine and method for its preparation
BG48143A1
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1990-12-14
Benzylidenic derivatives of 3- phenylrodanine and method for its preparation
BG43104A1
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1988-04-15
Derivatives of bis (naphtholsulpho-) terephtaloylimides and method for their preparation