Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 257 - Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
Patents for C07D 257 - Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms (9,612)
09/2012
09/13/2012US20120232283 Process for production of biphenyl derivative
09/13/2012US20120232104 Novel sulfonamides as l-cpt1 inhibitors
09/13/2012US20120231297 Lubricant composition, fluorine-based compound, and use thereof
09/13/2012US20120227545 Aqueous leaching process for recovery of precious metals with addition of di-thiooxamide ligand
09/12/2012EP2496562A1 Process for the preparation of calcobutrol
09/12/2012CN102666493A Substituted carbamoylmethylamino acetic acid derivatives as novel NEP inhibitors
09/12/2012CN102659704A Synthetic method of bis(2,2,2-trinitro ethyl)-3-6-diamino tetrazine
09/12/2012CN102659703A New compound N<1>,N<4>-di(3,4-dimethoxyphenyl)-3,6-dimethyl-1,2,4,5-tetrazine-1,4-diformamide, preparation thereof and application thereof
09/12/2012CN102659702A Purifying process of 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetracetic acid (DOTA)
09/11/2012US8263629 Substituted aminobutyric derivatives as neprilysin inhibitors
09/07/2012WO2012116452A1 Antimicrobial/adjuvant compounds and methods
09/07/2012CA2828748A1 Antimicrobial / adjuvant compounds and methods
09/05/2012EP2493848A1 Process for the manufacture of organic compounds
09/05/2012CN102653536A Preparation method of Plerixafor
09/04/2012US8258160 SCD1 inhibitors triazole and tetrazole compounds
08/2012
08/30/2012US20120220577 Glycine b antagonists
08/29/2012EP2492264A2 Biaryl Heterocyclic Compounds And Methods Of Making And Using The Same
08/29/2012CN102649780A Improved process for synthesizing valsartan
08/29/2012CN101633646B Salts of valsartan
08/28/2012US8252941 Process of making alpha-aminooxyketone/alpha-aminooxyaldehyde and alpha-hydroxyketone/alpha-hydroxyaldehyde compounds and a process making reaction products from cyclic alpha, beta-unsaturated ketone substrates and nitroso substrates
08/28/2012US8252826 Cyclopentyl- and cycloheptylpyrazoles
08/23/2012US20120214789 Tetrazole-substituted arylamides as p2x3 and p2x2/3 antagonists
08/22/2012EP2488505A2 Method for preparation of carbamic acid (r)-1-aryl-2-tetrazolyl-ethyl ester
08/22/2012EP2488020A1 3-substituted compounds for reducing uric acid
08/22/2012CN101506179B Method of dynamic nuclear polarisation (DNP) and compounds and compositions for use in the method
08/15/2012EP1656370B1 Biaryl heterocyclic compounds and methods of making and using the same
08/15/2012EP1438295B1 Azole derivatives and pharmaceutical compositions containing them
08/14/2012US8242118 Arylsulfonamide derivatives for use as CCR3 antagonists in the treatment of inflammatory and immunological disorders
08/09/2012US20120202852 Heterocycle amide t-type calcium channel antagonists
08/09/2012US20120202750 Inhibitors of iap
08/09/2012US20120201803 3-substituted compounds for reducing uric acid
08/08/2012CN102627615A Novel compound L-4-terazine-phenylalanine, preparation method and application thereof
08/07/2012US8236949 Tetrazine-based bio-orthogonal coupling reagents and methods
08/07/2012US8236839 Dual-acting antihypertensive agents
08/02/2012WO2012103333A1 Tetrazole compounds and methods of making and using same
08/02/2012WO2012063085A3 Drug derivatives
08/02/2012US20120196908 Benzyl aralkyl ether compounds, method for preparing same, intermediate compounds, use of said compounds, method for treatment and/or prevention, pharmaceutical composition and medicament containing same
08/02/2012CA2825408A1 Tetrazole compounds and methods of making and using same
08/02/2012CA2823781A1 New aryl-benzocycloalkyl amide derivatives
08/01/2012EP2016039B1 Terphenyl derivatives for treatment of alzheimer' s disease
08/01/2012CN1918137B Tetrazole compounds and their use as metabotropic glutamate receptor antagonists
08/01/2012CN102625800A Benzyl aralkyl ether compounds, method for preparing same, intermediate compounds, use of said compounds, method for treatment and/or prevention, pharmaceutical composition and medicament containing same
08/01/2012CN102617498A Valsartan preparation method
08/01/2012CN102617497A Process for refining valsartan
07/2012
07/31/2012CA2449999C Compounds and methods for the treatment or prevention of flavivirus infections
07/26/2012US20120190795 Catalyst for living radical polymerization and polymerization method
07/25/2012CN102603663A Polymorphism of valsartan and preparation method of polymorphism of valsartan
07/25/2012CN102093301B Solvothermal synthesis method of sartanbiphenyltetrazole
07/24/2012CA2690226C Novel malonic acid sulfonamide derivative and pharmaceutical use thereof
07/19/2012WO2012056294A8 An improved process for the preparation of n-pentanoyl-n-[[2'-(1h-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-l-valine
07/19/2012US20120183498 Compounds, compositions and methods for treating or preventing pneumovirus infection and associated diseases
07/18/2012EP2476683A2 Novel tetra-aza macrocyclic compound, method for preparing same, and use thereof
07/18/2012CN102596899A Process for the manufacture of organic compounds
07/18/2012CN102586783A Corrosion inhibitor, preparation method thereof and chemico-mechanical polishing composition
07/18/2012CN102584734A 3,6-dimethyl-1,2,4,5-tetrazine-1,4-dimethyl amides ramification, preparation method and application
07/18/2012CN102584733A Improved method for preparing valsartan
07/18/2012CN102584732A Method for preparing plerixafor
07/18/2012CN101805306B Production method of 5-chloromethyl tetrazole
07/17/2012US8222286 Substituted carbamoylmethylamino acetic acid derivatives as novel NEP inhibitors
07/11/2012EP2474553A2 Compounds for diagnosing apoptosis
07/11/2012EP2215065B1 Ccr10 antagonists
07/11/2012CN102574821A Method for preparation of carbamic acid (R)-1-aryl-2-tetrazolyl-ethyl ester
07/11/2012CN102558081A Preparation method of N1, N4-duel substitution phenyl group-3, 6-dimethyl-1,2,4,5-tetrazine-1,4-dimethyl amide
07/11/2012CN102552941A Two-nuclear magnetic resonance imaging contrast agent taking 2,5-dimethylpyrazine as connector and preparation method of two-nuclear magnetic resonance imaging contrast agent
07/11/2012CN101450917B Valsartan synthesis method
07/10/2012US8217067 Antiinflammatory agents, antidepressants, analgesics, purinergic receptor antagonists; neurodegenerative diseases, spinal cord injuries; 1-(2,3-dichlorophenyl)-N-[(2-methylphenyl)methyl]-1H-tetraazol-5-amine
07/10/2012US8217038 Cannabinoid receptor antagonists/inverse agonists useful for treating metabolic disorders, including obesity and diabetes
07/04/2012EP2471781A1 Benzyl aralkyl ether compounds, method for preparing same, intermediate compounds, use of said compounds, method for treatment and/or prevention, pharmaceutical composition and medicament containing same
07/04/2012CN1874777B 1-(2-amino-benzoyl)-piperazine derivatives as glycine uptake inhibitors for the treatment of psychoses
07/04/2012CN102532169A Copper-azole microporous crystalline material and preparation method thereof
07/04/2012CN102532047A Method for preparing 5-aminotetrazole
07/04/2012CN102531991A Novel multi-amino functionalized ionic liquid and preparation method thereof
07/04/2012CN101857577B Method for preparing tetrazole compound by taking core-shell magnetic nanoparticles as catalyst
07/04/2012CN101781273B Dipeptidylpeptidase IV inhibitor containing guanidyl
07/04/2012CN101307035B Manufacturing method of gas generant for air cell
06/2012
06/28/2012WO2012022467A3 Novel benzoquinone derivatives and use thereof as modulators of mitochondrial function
06/28/2012US20120165540 Process for the preparation of 3-alkylsulfinylbenzoyl derivatives
06/27/2012EP2202216B1 Spiro-ring compound and use thereof for medical purposes
06/27/2012EP2125735B1 2,2,2-tri-substituted acetamide derivatives as glucokinase activators, their process and pharmaceutical application
06/27/2012EP2018393B1 Lead-free primary explosive composition and method of preparation
06/27/2012CN101935308B New method for synthesizing valsartan
06/27/2012CN101863849B Method for simultaneously preparing octogen and hexogen
06/26/2012US8207208 Angiotensin II receptor antagonists
06/21/2012WO2012082857A1 Neprilysin inhibitors
06/21/2012WO2012082853A1 Neprilysin inhibitors
06/21/2012WO2012035171A3 Sulfonamide compounds
06/21/2012CA2819153A1 Neprilysin inhibitors
06/21/2012CA2817368A1 Neprilysin inhibitors
06/20/2012CN102503905A Method for preparing porous ultrafine HMX
06/20/2012CN102503904A Method for recovering HMX (high melting explosive) from waste HMX-based explosive
06/20/2012CN101555212B Synthesized micromolecule compound capable of conveying bioactivator and application thereof
06/19/2012US8202896 Compounds, compositions and methods for treating or preventing pneumovirus infection and associated diseases
06/14/2012US20120149910 Pesticidal Carboxamides
06/14/2012US20120149896 Method for separation of hmx and rdx
06/14/2012US20120145290 Alternative to tetrazene
06/13/2012EP2461683A1 Bicyclic aryl sphingosine 1-phosphate analogs
06/13/2012CN101955470B Potentiators of glutamate receptors
06/12/2012US8198458 Non-nucleoside reverse transcriptase inhibitors
06/12/2012US8198101 Bifunctional polyazamacrocyclic chelating agents
06/12/2012CA2662242C Benzo-fused compounds for use in treating metabolic disorders
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