B01J 2231/4238
Negishi-type, i.e. ry + r'znz, in which r, r' is optionally substituted
Official title: Negishi-type, i.e. RY + R'ZnZ, in which R, R' is optionally substituted alkyl, alkenyl, alkynyl, aryl, Y is the leaving group and Z is halide or R'
B01J2231/4238 (Negishi-type, i.e. ry + r'znz, in which r, r' is optionally substituted) appears on 5 US grants and 11 published applications in this corpus.
Search patents in B01J- Granted patents
- 5
- Published applications
- 11
- Assignees
- 8
- Inventors
- 29
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Air-stable ni(0)-olefin complexes and their use as catalysts or precatalysts24 Feb 2026US 12,558,677 B2Studiengesellschaft Kohle mbH
- Supported metal catalyst6 Jul 2021US 11,052,377 B2Toyo Gosei Co., Ltd.
- Process for preparing tertiary phosphines7 Dec 2010US 7,847,126 B2LANXESS Deutschland GmbH
- Mixtures of chiral monophosphorus compounds used as ligand systems for asymmetric transition metal catalysis27 Apr 2010US 7,704,912 B2Studiengesellschaft Kohle mbH
- Process for preparing tertiary phosphines12 Jun 2007US 7,230,136 B2LANXESS Deutschland GmbH
- Camptothecin derivative intermediate, and preparation method therefor and use thereof20 Feb 2025US 2025/0059143 A1Shanghai Best-Link Bioscience
- Method for synthesizing 5,8-diamino-3,4-dihydro-2h-1-naphthalenone and intermediate compound used therein17 Oct 2024US 2024/0343678 A1Jiangsu Mabwell Health Pharmaceutical R&D Co., Ltd.
- Phosphine-urea ligands for transition metal catalyzed cross-coupling reactions4 Jul 2024US 2024/0218002 A1The Texas A&M University System
- Air-stable ni(0)-olefin complexes and their use as catalysts or precatalysts25 Aug 2022US 2022/0266232 A1Studiengesellschaft Kohle mbH
- Supported metal catalyst17 Sep 2020US 2020/0290018 A1Toyo Gosei Co., Ltd.
Most cited
By later US patents