PL278545A1
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1989-10-02
Method of obtaining novel derivatives of cyclobutylpurine and cyclobutylpyrimidine
YU236989A
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1991-02-28
Derivatives of 2-iminobenzothiazoline and process for obtaining thereof
PL275765A1
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1990-05-14
Preparation method for cumophenyl and/or its methyl derivatives
GB2204313B
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1990-10-31
Novel bisbenzotrifluoride derivatives and method of preparing same
BG47102A1
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1990-05-15
Derivatives of cyclohexylthiocarbamide and method for its preparing
BG47724A1
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1990-09-14
Method and composition for preparing of polyesteralcohols
BG46529A1
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1990-01-15
Derivatives of benzoxalon and method for its preparation
PL280526A1
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1990-02-05
Method of obtaining derivatives of l-alanyl-l-proline
HU900888D0
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1990-05-28
Process for preparation of 1-arylsulfonyl-pyrrolidin-2-thion and 1-arylsulfonyl-piperidin-2-thion derivatives
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
PL272732A1
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1989-12-11
Method of obtaining derivatives of indanosulfonamides
PL273298A1
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1989-12-27
Method of obtaining derivatives of 21-fluoropregnane
BG46663A1
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1990-02-15
Benzoxazolonic derivatives and method for their preparation
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
BG44121A1
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1988-10-14
Azomethinic derivatives of 5- nitrofurfurol and method for its preparation
BG41900A1
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1987-09-15
Derivatives of alkylthienyl- aminoalcohols 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
BG40731A1
(en )
1987-02-16
Derivatives of 3- cynamoyl- 2h- 1- benzopyran- 2- on and method for their preparing
BG37133A1
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1985-04-15
Phtaloylic derivatives of 1- phenyl- 3- methylpyrazolone- 5 and method for its preparing
PL270528A1
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1989-08-21
Method of obtaining novel derivatives of polycarpin
CS646887A1
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1989-10-13
Method of n-phenylmaleinimide and its substituted derivatives preparation
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