GR890100860A
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1991-03-15
Composition based on trimebutyne and preparation process
HU8902302D0
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1990-05-28
Process for preparation of 1,2-hydroxy-phosphonates and derivatives thereof
CS811588A1
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1990-03-14
2,2,6,6-tetramethyl-4-piperidyliden-acetone and method of its preparation
PL276098A1
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1990-06-11
Method of obtaining 2,3-dibromide-2-butene-1,4-diole
CS415188A1
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1989-04-14
3-substituted 4-imino-1,2,3,4-tetrahydroquinazoline-2-thiones and method of their preparation
CS719788A1
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1990-09-12
Substituted 1,1,3-trichloro-3-phenylpropanes and method of their preparation
CS811688A1
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1990-03-14
(2,2,6,6-tetramethyl-4-piperidyl)-2-propanon and method of its preparation
IL92781A0
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1990-09-17
Preparation of 5-acylamino-1,2,4-triazole-3-sulfonamides and intermediates
CS811788A1
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1990-03-14
(2,2,6,6-tetramethyl-4-piperidyliden)-2-propanol and method of its preparation
RO103936B1
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1992-05-08
Aminoacetyl-oxohexyl derivative of 1,3-dimethyl-xanthin and preparation method
CS908588A1
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1989-09-12
Method of bis-/2,4-dimercapto-6-triazinyl/-disulphide preparation
CS856488A1
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1989-11-14
3-allyl-6-nitro-2-benzothiazolinone and method of its preparation
CS120788A1
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1989-06-13
2-bromomethylphenylisocyanate and method of its preparation
PL275647A2
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1989-07-10
Method of obtaining androstrendione,5 alpha -androstan-3,17-dione and tetrosterone
BG45918A1
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1989-09-15
Esteramids of 2- phenyl- 1h- inden- 1, 3 (2h)- dioni and method for their preparation
CS660588A1
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1989-06-13
2-arylimino-3-triphenylphosphonium indolates and method of their preparation
CS46788A1
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1989-03-14
Juvenogenes and method of their preparation
ZA888846B
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1989-09-27
Iminophenylthiazolidines,process of preparation and method of use
PL272803A1
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1989-12-11
Method of obtaining 2-n-butyl-3/3,5-diiodo-4-diethylaminoethoxybenzoilo/-benzofurane
CS14189A1
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1990-02-12
2-isopentylthio-6-salicylidenaminobenzothiazole and method of its preparation
CS275039B2
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1992-01-15
1-benzyl-6-bromo-2-benzothiazolinone and method of its preparation
CS275391B2
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1992-02-19
2-acetamido-2-deoxy-beta-d-glucopyranozylnitromethane and method of its preparation
CS275392B2
(en )
1992-02-19
2-acetamido-2-deoxy-beta-d-glucopyranozylmethylamine and method of its preparation
CS475788A1
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1989-09-12
Biologically efficient derivatives of 3,4-dihydro-2h-benzopyran and method of their preparation
CS275585B2
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1992-02-19
Substituted 1,1,1,3-tetrachloro-3-fenylpropanes and method of their preparation