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Inventor:
Matsumoto; Ikuo
Address:
Tokyo, JP
No. of patents:
9
Patents:












Patent Number Title Of Patent Date Issued
4745067 L-aminoacylases May 17, 1988
L-aminoacylases S.sub.1 and S.sub.2 derived from actinomycetes and having physicochemical characteristics such that it is a L-aminoacylase which acts on a N-acyl-L-amino acid to give a L-amino acid, its substrate profile is wide, and it acts not only on a N-acyl derivative of a natural
4699879 Process for microbial production of an optically active 3-(3,4-dihydroxyphenyl)serine October 13, 1987
N-acyl-DL-3-(3,4-dihydroxyphenyl)serine or a catecholic hydroxyl-protected derivative thereof is stereospecifically de-acylated by reaction with a microorganism of the genus Streptomyces or Streptoverticillium having an acylase or with an extract of said microorganism containing said acy
4668799 Anti-hepatitis and anti-cirrhotic 1,3-dithiol-2-ylidene derivatives, and pharmaceutical composit May 26, 1987
A 1,3-dithiol-2-ylidene derivative of the formula: ##STR1## wherein each of R and R.sup.1 which may be the same or different, is a lower alkyl group, a lower alkenyl group, a cycloalkyl group, a lower alkoxyalkyl group, or a substituted or unsubstituted aryl, aralkyl or heterocyc
4443459 .alpha.-Tocopheryl ester of 5-substituted picolinic acid and hypotensive composition containing April 17, 1984
An .alpha.-tocopheryl 5-substituted picolinate of the formula ##STR1## wherein R represents an alkyl group which may have a substituent, a lower alkenyl group, a phenyl(lower alkyl) group, or a phenyl group which may have a substituent, and Q represents a methylene group or an oxygen
4430342 N-Acyl-3-[4-(benzoylalkyl)piperazin-1-yl]-sydnonimine compound, process for prodction thereof, a February 7, 1984
An N-acyl-3-[4-(benzoylalkyl)piperazin-1-yl]-sydnonimine compound represented by the following formula ##STR1## wherein R.sup.1 represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms,R.sup.2 represents a lower alkyl group,a lower alkoxy group or a phenyl group, andn
4421754 Syndonimine derivatives, process for production thereof, and use thereof December 20, 1983
A 3-[4-(benzoylalkyl)piperazin-1-yl]sydnonimine compound represented by the following formula ##STR1## wherein R represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, and n represents zero or an integer of 1 to 10,and its acid addition salt. The above sydnonimine c
4335250 Compound with immunopotentiating activity and production and uses thereof June 15, 1982
A new compound is produced which has the general formula: ##STR1## wherein R represents hydrogen atom or a lower alkyl group and which exhibits an immunopotentiating activity. This new compound as well as its pharmaceutically acceptable salts and hydrates are useful for immunothe
4238507 Pharmacological compound with immunopotentiating activity and production and uses thereof December 9, 1980
A new compound having the formula ##STR1## and now designated forphenicinol is produced, which exhibits an immunopotentiating activity. This new compound as well as its pharmaceutically acceptable salts and hydrates are useful for immunotherapy and treatment of immune diseases an
4125730 Preparation of -aminoalkanoic acid arylamides November 14, 1978
.omega.-Aminoalkanoic acid arylamides having the formula:wherein R represents phenyl or naphthyl which can be substituted by halogen, nitro, alkyl, alkoxy, hydroxyl, acetoamino or alkoxycarbonyl; R' represents amino or acylated amino; and n is an integer of 4-8, exhibit blood platelet ag










 
 
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