| Patents for C07C 269 - Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups (4,512) |
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| 10/30/2013 | CN103373941A Preparation method of retigabine and intermediate thereof |
| 10/30/2013 | CN103373940A Novel process for synthesizing N-FMOC-amino acid crude product of non-active side chain |
| 10/30/2013 | CN102757365B Method for preparing peramivir key intermediate |
| 10/29/2013 | CA2621640C Optically active diamine derivative and process for producing the same |
| 10/24/2013 | US20130281727 Metal carbamates formed from diaminophenylmethane |
| 10/17/2013 | US20130274479 Aminohydroxylation of alkenes |
| 10/16/2013 | CN102665712B Novel polymorph of the hydrochloride of the (4-hydroxycarbamoyl-phenyl)-carbamic acid (6-dimethylamino methyl-2-naphtalenyl) ester |
| 10/16/2013 | CN101952249B Process and intermediates for the preparation of 5-biphenyl-4-yl-2-methylpentanoic acid derivatives |
| 10/15/2013 | US8557388 Erosion resistant coatings for leading edges of airfoils |
| 10/09/2013 | EP2646411A1 Preparation of pet precursor |
| 10/09/2013 | CN103342656A Synthesis method of Telaprevir intermediate |
| 10/09/2013 | CN103342648A Method for preparing retigabine intermediate and method for preparing retigabine |
| 10/08/2013 | US8554373 Preparation and use of alkylating agents |
| 10/08/2013 | US8551445 Preparation and use of alkylating agents |
| 10/03/2013 | US20130261178 Phenoxypropanol derivatives and their use in treating cardiac and cardiovascular diseases |
| 10/02/2013 | CN103333091A Anticoagulation diamine derivative |
| 10/02/2013 | CN103333090A Preparation method of BOC-L-phenylalanine |
| 10/02/2013 | CN103333089A Crystal form of N-[(2S, 3R)-4-phenyl-3-benzyl-3-formylaminobenzoxy-2-hydroxybutyryl]-L-benzyl leucine and preparation method thereof |
| 10/02/2013 | CN103333088A Nalpha-fluorenylmethyloxycarbonyl-Nepsilon-trifluoroacetyl-lysine preparation method |
| 10/02/2013 | CN103333087A Nalpha-fluorenylmethyloxycarbonyl-Nepsilon- fluorenylmethyloxycarbonyl-lysine preparation method |
| 10/02/2013 | CN102336687B Method for catalytically synthesizing carbamic acid hydroxyalkyl ester |
| 09/25/2013 | CN103319374A Asymmetric synthetic method of (S)-rivastigmine |
| 09/25/2013 | CN103319373A Preparation method and related intermediates of 1-[2-amino-1-(4-benzyloxyphenyl)-ethyl]-cyclohexanol |
| 09/25/2013 | CN102504250B Ammonia ester bond small molecular weight polyethyleneimine (PEI) cross-linked derivatives, and preparation method, application and composition thereof |
| 09/24/2013 | US8541613 Process for producing amide compound |
| 09/19/2013 | US20130245307 Preparation of pet precursor |
| 09/18/2013 | CN103304534A Preparation method of rosinyl cyclic carbonate and quaternary ammonium salt antibacterial derivative thereof |
| 09/18/2013 | CN103304447A Synthesis process of (S)-rivastigmine |
| 09/18/2013 | CN103304446A Derivatization method of optically active phenylacetylene compound |
| 09/18/2013 | CN103304445A Cation polyglycerol ester lipid and synthetic method and application thereof |
| 09/18/2013 | CN102311365B Synthetic process for ethyl 4-trifluoromethoxy-anilino-formate |
| 09/18/2013 | CN102153481B Application of thionyl chloride and alcohol as selective deacylation reagents for N-aryl fatty amide or N-heterocyclic fatty amide |
| 09/17/2013 | US8536229 Acetylene derivatives having MGluR 5 antagonistic activity |
| 09/11/2013 | EP2636667A1 Benzamide derivative with anticancer activity and preparation method and use thereof |
| 09/11/2013 | CN103288761A New method for synthesizing 1,2,3,4-quinazoline-2,4-diketone derivative |
| 09/11/2013 | CN103288682A Simple and convenient method for purification of (4-aminophenyl) carbamic tert-butyl ester |
| 09/11/2013 | CN102127003B Intermediate compound of anti-flu medicine Tamiflu and synthesis method and applications thereof |
| 09/10/2013 | US8530602 Polyether polyol composition and use thereof |
| 09/10/2013 | CA2724634C N-substituted carbamic acid ester production method and isocyanate production method using the n-substituted carbamic acid ester |
| 09/06/2013 | WO2013130849A1 Substituted dioxopiperidinyl phthalimide derivatives |
| 09/05/2013 | US20130231496 Process for the preparation of 2-phenyl-1,3-propanediol |
| 09/05/2013 | US20130231495 Metal carbamates formed from tolylenediamines |
| 09/04/2013 | EP2634172A1 Method for producing 3,4-disubstituted pyrrolidine derivative |
| 09/04/2013 | CN103282346A Process for preparation of phenyl carbamate derivatives |
| 09/04/2013 | CN103275249A Free radical photoinitiator containing single vinyl ether group or single propenyl ether group, and preparation method thereof |
| 09/04/2013 | CN103274968A Method for producing amantadine compound |
| 09/04/2013 | CN103274967A Tri-functional polyurethane acrylate, and preparation method and application thereof |
| 09/03/2013 | US8524936 Manufacturing process for sitagliptin from L-aspartic acid |
| 08/28/2013 | CN103265523A Cardanol cyclic carbonate and its quaternary ammonium salt derivatives and preparation method thereof |
| 08/28/2013 | CN103265457A (R)-4-amino phenethyl-(2-hydroxy-2-phenylethyl)-tert-butyl carbamate synthesis method |
| 08/28/2013 | CN101835745B Process for production of disulfonic acid compound, asymmetric mannich catalyst, process for production of beta-aminocarbonyl derivative, and novel disulfonate salt |
| 08/27/2013 | US8519174 Metal carbamates formed from diaminophenylmethane |
| 08/21/2013 | CN103261153A Purification of precursor compound by crystallisation |
| 08/21/2013 | CN103261152A Process simplification for precursor compound |
| 08/21/2013 | CN103254101A Method and equipment for preparation of methyl carbamate |
| 08/20/2013 | US8513453 Process for preparing aromatic carbamates |
| 08/15/2013 | WO2013119751A1 Process for preparing carboxamidine compounds |
| 08/14/2013 | CN103242200A Preparation method of Nalpha-fluorenylmethoxycarbonyl-Nepsilon-acetyl-lysine |
| 08/14/2013 | CN102513087B Catalyst for synthesizing phenyl carbamate from diphenyl urea, preparation method and application |
| 08/14/2013 | CN102358725B Preparation method of intermediate of isoxazole compound |
| 08/14/2013 | CN101932556B Diurethane compound, process for producing the same, and acrylic rubber composition containing the same |
| 08/07/2013 | CN103232422A A light-sensitive expansionary polymer and a preparation method and applications thereof |
| 08/07/2013 | CN103232370A Preparation method of fmoc chloride glutamic acid-4-tert-butyl ester |
| 08/07/2013 | CN103232369A Preparation method of fmoc chloride glutamic acid-5-tert-butyl ester |
| 08/07/2013 | CN103232368A Synthesizing method of (R)-4-nitrophenethyl-(2-hydroxy-2-phenylethyl)-tert-butyl carbamate |
| 08/07/2013 | CN102617403B Synthetic method of anti-senile dementia medicinal rivastigmine racemic body |
| 08/01/2013 | US20130197234 Method for producing optically active amine compound |
| 07/31/2013 | CN103228628A Method for producing 3,4-disubstituted pyrrolidine derivative |
| 07/31/2013 | CN103224458A Preparation method of HMA-HDI-HMA diacrylate macromonomer |
| 07/31/2013 | CN103224457A Method and device for continuous preparation of carbamyl chloride |
| 07/31/2013 | CN102030683B Sitagliptin intermediate and preparation method and application thereof |
| 07/24/2013 | CN103221382A Preparation of pet precursor |
| 07/24/2013 | CN103215320A Process for preparing dipeptidyl IV inhibitors and intermediates therefor |
| 07/24/2013 | CN103214399A Preparation method of N-carbobenzoxy-3-amino propionaldehyde |
| 07/24/2013 | CN103214398A Method for preparing carbamate |
| 07/24/2013 | CN103214383A Process for synthesis of tert-butyl glycinate and further synthesis of N-protected tert-butyl glycinate |
| 07/24/2013 | CN102531966B Novel crystal form D of Retigabine and preparation method thereof |
| 07/24/2013 | CN101941924B Phenol terminated diphenylmethane diisocyanate monomer adduct and preparation method thereof |
| 07/24/2013 | CN101759601B Method for preparing chiral alpha-unnatural amino acid by transition metal complex |
| 07/23/2013 | CA2707336C N-substituted carbamic acid ester production method, isocyanate production method using such n-substituted carbamic acid ester, and composition for transfer and storage of n-substituted carbamic acid ester comprising n-substituted carbamic acid ester and aromatic hydroxy compound |
| 07/18/2013 | WO2013104774A1 PREPARATION OF OPTICALLY PURE ß-AMINO ACID TYPE ACTIVE PHARMACEUTICAL INGREDIENTS AND INTERMEDIATES THEREOF |
| 07/17/2013 | EP2615082A2 Production of carbamates by means of base-catalyzed Lossen rearrangement |
| 07/17/2013 | EP2615080A1 Preparation of Optically Pure ß-Amino Acid Type Active Pharmaceutical Ingredients and Intermediates thereof |
| 07/17/2013 | CN103209957A Process for preparing aminoadamantyl carbamate derivatives |
| 07/17/2013 | CN101263109B Process for the preparation of isocyanates |
| 07/11/2013 | WO2013103973A1 Carbamate compounds and of making and using same |
| 07/11/2013 | US20130178645 Method for Producing Carbonyl Compund |
| 07/11/2013 | DE102012100127A1 Herstellung von Carbamaten über eine basenkatalysierte Lossen- Umlagerung Preparation of carbamates via a base-catalyzed rearrangement Lossen |
| 07/10/2013 | CN103193679A Preparation method of rivastigmine intermediate (R)-N-ethyl-N-methyl carbamic acid-3-(1-hydroxyethyl) phenyl ester |
| 07/10/2013 | CN103193678A Urethane acrylate low polymer and preparation method and application thereof |
| 07/10/2013 | CN103193677A Polymorphic form of methocarbamol disodium phosphate and preparation method thereof |
| 07/10/2013 | CN103193676A Method for synthesizing 1-carbamate alkyl-2-naphthol by using one-pot method |
| 07/09/2013 | US8481777 Metal carbamates formed from tolylenediamines |
| 07/03/2013 | EP2609075A1 Process for the preparation of intermediates for the manufacture of nep inhibitors |
| 07/03/2013 | EP2609071A1 New process for the preparation of intermediates useful for the manufacture nep inhibitors |
| 07/03/2013 | CN102584633B Lysine alpha-amino carbobenzoxy high-efficiency selective protection method and product thereof |
| 07/03/2013 | CN102190602B Method of preparing benzene carbamate through continuous reactions and equipment thereof |
| 07/02/2013 | CA2602003C Process for the preparation of 2-azabicyclo[3.3.0]octane-3-carboxylic acid derivatives |
| 06/27/2013 | US20130165669 Reactive Recovery of Dimethyl Carbonate from Dimethyl Carbonate/Methanol Mixtures |
| 06/27/2013 | US20130165658 Process for the preparation of iodides |