Featured patents

Method for Producing Bis(aminomethyl)cyclohexanes
US 08865938 B2, Oct. 21, 2014, Forming amine group of alicyclic ring containing compound directly by reduction, Saiko Sawada et al. / Mitsui Chemicals, Inc. (Tokyo, JP)
A method for producing bis(aminomethyl)cyclohexanes, the method comprising:…

Process for the Preparation of Alkyldiamines
US 08865941 B2, Oct. 21, 2014, Of nitro or nitroso, David W. Moore et al.
A process for preparing an alkyl diamine compound of formula I:…

Phenolic Hydrazone Macrophage Migration Inhibitory Factor Inhibitors
US 08742173 B2, June 3, 2014, Benzene ring containing, Yousef Al-Abed / The Feinstein Institute for Medical Research (Manhasset, US)
A compound of Formula I:…

Process for Preparing MDA via the Stage of the Aminal
US 08710267 B2, April 29, 2014, Hydrochloric acid utilized, Michael Zoellinger et al. / BASF SE (Ludwigshafen, DE)
A process for preparing methylenediphenyldiamine (MDA), the process comprising:…

Functionalized Ionic Liquids, and Methods of Use Thereof
US 08674135 B2, March 18, 2014, Amino nitrogen in the substituent E (i.e.,plural amino nitrogens containing), James H. Davis, Jr. / University of South Alabama (Mobile, US)
A salt represented by 2:…

Process for the Preparation of Primary Amines by Homogeneously Catalyzed Alcohol Amination
US 08637709 B2, Jan. 28, 2014, Group VI or VIII metal containing catalyst utilized, Martin Merger et al. / BASF SE (Ludwigshafen, DE)
A process for the preparation of primary amines by alcohol amination of alcohols…

Ionizable Isotopic Labeling Reagents for Relative Quantification by Mass Spectrometry
US 08563777 B2, Oct. 22, 2013, Acyclic, Neil L. Kelleher et al. / Wisconsin Alumni Research Foundation (Madison, US)
A composition comprising an isotopically enriched heavy quaternary amine compound…

Concentrating Method, Treating Method, Concentrating System and Treating System for Polyisocyanate Residues
US 08519190 B2, Aug. 27, 2013, Preparing directly from ester other than by reduction of nitrile, Tadashi Yoshida et al. / Mitsui Chemicals, Inc. (Minato-Ku, Tokyo, JP)
A concentrating method for tolylene diisocyanate residues from crude tolylene…

Methods and Intermediates for Preparing Pharmaceutical Agents
US 08497396 B2, July 30, 2013, SulfamidesS(=O)-HNH, wherein substitution may be made for hydrogen only), Aaron Cullen et al. / Gilead Sciences, Inc. (Foster City, US)
A method for preparing a compound of formula V:…

Process for the Synthesis of Amphetamine Derivatives
US 08487134 B2, July 16, 2013, Benzene ring in a substituent E, Paul Meek et al. / Archimica, Inc. (Springfield, US)
A process for preparing acylated amphetamine, methamphetamine and dexamphetamine…

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