NOVEL CEPHALOSPORIN DERIVATIVE, AND PREPARATION THEREOF
NEW MATERIAL:A compound of formula I [R1 is H, 1-4C alkyl or formula II(m is an integer 0-3; R4 and R5 are H or lower alkyl; R6 is COOH or formula III); R2 and R3 are 1-5C alkyl or alkenyl; n is an integer 0-5] and a salt thereof. EXAMPLE:syn-7-[2-( 2-Aminothiazol-4-yl )-2-methoxyiminoacetamido]-3-(...
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| creator | TSURUOKA TAKASHI NAKABAYASHI AKIRA OGINO HIROKO KATANO KIYOAKI IWAMATSU KATSUYOSHI YOSHIDA TAKASHI KONDOU SHINICHI INOUE SHIGEHARU |
| description | NEW MATERIAL:A compound of formula I [R1 is H, 1-4C alkyl or formula II(m is an integer 0-3; R4 and R5 are H or lower alkyl; R6 is COOH or formula III); R2 and R3 are 1-5C alkyl or alkenyl; n is an integer 0-5] and a salt thereof. EXAMPLE:syn-7-[2-( 2-Aminothiazol-4-yl )-2-methoxyiminoacetamido]-3-( 5,6-cyclopentano-1-methylpyridinium-2-yl)thiomethyl-3-cephem-4-carboxy late. USE:An antimicrobial agent against Gram-negative and Gram-positive bacteria, etc. PREPARATION:A compound of formula IV, a salt or protected compound thereof is reacted with a 2-(2-aminothiazol-4-yl)2-syn-substituted oxyiminoacetic acid, etc. of formula V {R7 is H or a protecting group of amino group; R9 is H, 1-4C alkyl or formula VI [R ' is -COOR9(R9 is a protecting group of COOH)], etc.}. |
| format | Patent |
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EXAMPLE:syn-7-[2-( 2-Aminothiazol-4-yl )-2-methoxyiminoacetamido]-3-( 5,6-cyclopentano-1-methylpyridinium-2-yl)thiomethyl-3-cephem-4-carboxy late. USE:An antimicrobial agent against Gram-negative and Gram-positive bacteria, etc. PREPARATION:A compound of formula IV, a salt or protected compound thereof is reacted with a 2-(2-aminothiazol-4-yl)2-syn-substituted oxyiminoacetic acid, etc. of formula V {R7 is H or a protecting group of amino group; R9 is H, 1-4C alkyl or formula VI [R ' is -COOR9(R9 is a protecting group of COOH)], etc.}.</description><language>eng</language><subject>CHEMISTRY ; HETEROCYCLIC COMPOUNDS ; HUMAN NECESSITIES ; HYGIENE ; MEDICAL OR VETERINARY SCIENCE ; METALLURGY ; ORGANIC CHEMISTRY ; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES ; SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS</subject><creationdate>1985</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19850912&DB=EPODOC&CC=JP&NR=S60178890A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76419</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19850912&DB=EPODOC&CC=JP&NR=S60178890A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>TSURUOKA TAKASHI</creatorcontrib><creatorcontrib>NAKABAYASHI AKIRA</creatorcontrib><creatorcontrib>OGINO HIROKO</creatorcontrib><creatorcontrib>KATANO KIYOAKI</creatorcontrib><creatorcontrib>IWAMATSU KATSUYOSHI</creatorcontrib><creatorcontrib>YOSHIDA TAKASHI</creatorcontrib><creatorcontrib>KONDOU SHINICHI</creatorcontrib><creatorcontrib>INOUE SHIGEHARU</creatorcontrib><title>NOVEL CEPHALOSPORIN DERIVATIVE, AND PREPARATION THEREOF</title><description>NEW MATERIAL:A compound of formula I [R1 is H, 1-4C alkyl or formula II(m is an integer 0-3; R4 and R5 are H or lower alkyl; R6 is COOH or formula III); R2 and R3 are 1-5C alkyl or alkenyl; n is an integer 0-5] and a salt thereof. 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EXAMPLE:syn-7-[2-( 2-Aminothiazol-4-yl )-2-methoxyiminoacetamido]-3-( 5,6-cyclopentano-1-methylpyridinium-2-yl)thiomethyl-3-cephem-4-carboxy late. USE:An antimicrobial agent against Gram-negative and Gram-positive bacteria, etc. PREPARATION:A compound of formula IV, a salt or protected compound thereof is reacted with a 2-(2-aminothiazol-4-yl)2-syn-substituted oxyiminoacetic acid, etc. of formula V {R7 is H or a protecting group of amino group; R9 is H, 1-4C alkyl or formula VI [R ' is -COOR9(R9 is a protecting group of COOH)], etc.}.</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CHEMISTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS |
| title | NOVEL CEPHALOSPORIN DERIVATIVE, AND PREPARATION THEREOF |
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