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Class Information
Number: 540/351
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., oxygen, sulfur, selenium or tellurium) or nitrogen as the only ring hetero atoms > Hetero ring is four-membered containing nitrogen and having chalcogen double bonded directly to a ring carbon which is adjacent to the ring nitrogen > Polycyclo ring system containing the hetero ring as one of the cyclos > The ring nitrogen is shared by a five-membered ring > The ring system is 4-aza-bicyclo(3.2.0)heptane (including unsaturated) and has sulfur bonded directly at the 2-position > Thienamycin per se or salt thereof
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
7342005 Antibiotic compounds Mar. 11, 2008
7022841 Process for making carbapenem compounds Apr. 4, 2006
5547667 Linker for bioactive agents Aug. 20, 1996
5387578 New linker for bioactive agents Feb. 7, 1995
4769451 Synthesis of carbapenems using n-substituted azetidinones Sep. 6, 1988
4619787 Beta lactams Oct. 28, 1986
4543257 1-Carba-2-penem-3-carboxylic acid Sep. 24, 1985
4536335 Carbapenem antibiotics Aug. 20, 1985
4529545 Isolation of chemically unstable antibiotics from fermentation solutions Jul. 16, 1985
4499278 Trans-3-carboxymethylene-4-carboxy-5-methyl-delta2-isoxazoline as intermediate Feb. 12, 1985
4460507 Process for the preparation of thienamycin Jul. 17, 1984
4438036 .beta.-Lactam antibiotics their preparation and their use Mar. 20, 1984
4414155 Synthesis of thienamycin via esters of (3SR, 4RS)-3-[(SR)-1-hydroxyethyl]-.beta.,2-dioxo-4-azetidinebutanoic acid Nov. 8, 1983
4400323 3-[1-Hydroxyethyl]-4-carboxymethyl-azetidin-2-one Aug. 23, 1983
4386029 Process for the preparation of antibiotics May. 31, 1983
4383946 Process for the preparation of 1-carbapenems and intermediates via silyl-substituted dithioacetals May. 17, 1983
4356120 3-(1-Hydroxyethyl)-4-(but-2-ene)-azetidin-2-one and derivatives Oct. 26, 1982
4349687 Intermediate for synthesis of thienamycin via (3SR, 4RS)-3-[1 (SR)-hydroxyethyl]-2-oxo-4-azetidineacetic acid Sep. 14, 1982
4348320 Substituted azetidiones Sep. 7, 1982
4347368 3 -Substituted-6-substituted-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxyl ic acid Aug. 31, 1982
4347367 3-Substituted-6-(1'-hydroxyethyl)-7-oxo-1-azabicyc lo[3.2.0]-hept-2-ene-2-carboxylic acid Aug. 31, 1982
4344885 Intermediate for the preparation of thienamycin Aug. 17, 1982
4341706 Process for the preparation of carbapenem antibiotics Jul. 27, 1982
4341791 6-, 2- and 1,1-Disubstituted-1-carbadethiapen-2-em-3-carboxylic acid S-oxides Jul. 27, 1982
4312871 6-, 1- And 2-substituted-1-carbadethiapen-2-em-3-carboxylic acids Jan. 26, 1982
4309346 Process for the preparation of 1-carbapenems and intermediates via trithioorthoacetates Jan. 5, 1982
4290947 Process for the preparation of thienamycin and intermediates Sep. 22, 1981
4287123 Synthesis of thienamycin via (3SR, 4RS)-3-((RS)-1-acyloxyethyl)-2-oxo-4-azetidineacetate Sep. 1, 1981
4282148 Synthesis of thienamycin via esters of (3SR, 4RS)-3-[(SR)-1-hydroxyethyl]-.beta.,2-dioxo-4-azetidinebutanoic acid Aug. 4, 1981
4282322 Process for enzymatic deacylation of antibiotics Aug. 4, 1981
4269772 Synthesis of thienamycin via trans-3-carboxymethylene-4-carboxy-5-methyl-.DELTA..sup.2 -isoxazoline May. 26, 1981
4234596 3-(2-Aminoethyl thio)-6-(1-hydroxyethyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid Nov. 18, 1980
4212807 Process for deacylating N-acyl-6-substituted-2-[2-aminoethylthio]-1-carbadethiapen-2-em-3-carbox ylic acids Jul. 15, 1980
4211707 Process for hydrolytically cleaving O-sulfo thienamycins Jul. 8, 1980
4203902 Process for preparing 6- and 2-substituted-1-carbadethiapen-2-em-3-carboxylic acids May. 20, 1980
4198338 Process for purifying thienamycin Apr. 15, 1980
4181733 Carboxyl derivatives of thienamycin Jan. 1, 1980
4168268 Process for isolating thienamycin Sep. 18, 1979
4000161 Process for purifying thienamycin Dec. 28, 1976
3950357 Antibiotics Apr. 13, 1976











 
 
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