C07C 213/02
Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or
Official title: by reactions involving the formation of amino groups from compounds containing hydroxy groups or etherified or esterified hydroxy groups
C07C213/02 (Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or) appears on 787 US grants and 649 published applications in this corpus.
Search patents in C07C- Granted patents
- 787
- Published applications
- 649
- Assignees
- 466
- Inventors
- 2,167
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 8 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 30 | 0 |
| 1992 | 15 | 0 |
| 1993 | 14 | 0 |
| 1994 | 12 | 0 |
| 1995 | 20 | 0 |
| 1996 | 14 | 0 |
| 1997 | 25 | 0 |
| 1998 | 19 | 0 |
| 1999 | 28 | 0 |
| 2000 | 24 | 0 |
| 2001 | 23 | 3 |
| 2002 | 27 | 21 |
| 2003 | 18 | 15 |
| 2004 | 16 | 18 |
| 2005 | 11 | 20 |
| 2006 | 10 | 13 |
| 2007 | 16 | 22 |
| 2008 | 19 | 18 |
| 2009 | 13 | 21 |
| 2010 | 11 | 30 |
| 2011 | 14 | 22 |
| 2012 | 10 | 28 |
| 2013 | 25 | 47 |
| 2014 | 38 | 37 |
| 2015 | 31 | 35 |
| 2016 | 36 | 48 |
| 2017 | 39 | 38 |
| 2018 | 24 | 29 |
| 2019 | 30 | 23 |
| 2020 | 16 | 34 |
| 2021 | 25 | 26 |
| 2022 | 23 | 35 |
| 2023 | 17 | 16 |
| 2024 | 23 | 24 |
| 2025 | 10 | 20 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Industrial synthesis of serinol6 Oct 2026US 12,753,146 B2Bracco Imaging S.P.A.
- Heterogeneous synthesis of methylene dianiline4 Aug 2026US 12,698,253 B2BASF SE
- Preparation method for salicylamine acetate30 Jun 2026US 12,668,566 B2TSI Group Co., Ltd.
- Protoporphyrinogen oxidase inhibitors26 May 2026US 12,637,438 B2Enko Chem, Inc.
- Products obtained by the conversion of glycolaldehyde derivatives and aminating agents and their conversion to ethyleneamines and ethanolamines24 Mar 2026US 12,583,827 B2BASF SE
- Catalyst for sp3-carbon-hydrogen-bond primary amination reaction, and method for preparing primary amine compound13 Aug 2026US 2026/0234096 A1West China Second University Hospital, Sichuan University
- Phosphine ligands and their use in coupling reactions13 Aug 2026US 2026/0234175 A1BASF SE
- Method for preparing tetrahydro-1-naphthylamine and derivatives thereof6 Aug 2026US 2026/0225994 A1Jiangsu Hengrui Pharmaceuticals Co., Ltd.
- Improved process for deprotection of n-formyl protected amines30 Jul 2026US 2026/0217642 A1BASF SE
- Process for preparation of 2-chloro-3-fluoro-4-alkoxy-anilines and 2-fluoro-3-chlorophenol12 Mar 2026US 2026/0070871 A1
Most cited
By later US patents
- Fluorinated xanthene derivatives146US 6,162,931 AMolecular Probes, Inc. · 2000
- Ligands for metals and improved metal-catalyzed processes based thereon143US 6,307,087 B1Massachusetts Institute of Technology · 2001
- Preparation of arylamines127US 5,576,460 AMassachusetts Institute of Technology · 1996
- Ligands for metals and improved metal-catalyzed processes based thereon100US 6,395,916 B1Massachusetts Institute of Technology · 2002
- Ligands for metals and improved metal-catalyzed processes based thereon93US 7,223,879 B2Massachusetts Institute of Technology · 2007