B01J 2231/342
Aldol type reactions, i.e. nucleophilic addition of c-h acidic compounds, their r3si-
Official title: Aldol type reactions, i.e. nucleophilic addition of C-H acidic compounds, their R3Si- or metal complex analogues, to aldehydes or ketones
B01J2231/342 (Aldol type reactions, i.e. nucleophilic addition of c-h acidic compounds, their r3si-) appears on 95 US grants and 93 published applications in this corpus.
Search patents in B01J- Granted patents
- 95
- Published applications
- 93
- Assignees
- 64
- Inventors
- 270
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 5 |
| 2003 | 5 | 5 |
| 2004 | 3 | 9 |
| 2005 | 6 | 5 |
| 2006 | 4 | 2 |
| 2007 | 1 | 3 |
| 2008 | 1 | 0 |
| 2009 | 0 | 7 |
| 2010 | 3 | 2 |
| 2011 | 1 | 4 |
| 2012 | 4 | 5 |
| 2013 | 6 | 5 |
| 2014 | 5 | 3 |
| 2015 | 3 | 4 |
| 2016 | 2 | 4 |
| 2017 | 6 | 7 |
| 2018 | 7 | 3 |
| 2019 | 3 | 2 |
| 2020 | 0 | 3 |
| 2021 | 6 | 5 |
| 2022 | 3 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Processes for preparing C-4 sugars and ketose sugars2 Jun 2026US 12,643,921 B2Archer Daniels Midland Company
- Cu- and Ni-catalyzed decarboxylative borylation reactions16 Sep 2025US 12,415,819 B2The Scripps Research Institute
- Solvents for organometallic reagents28 Jan 2025US 12,208,377 B2The Texas A&M University System
- Strongly Lewis acidic metal-organic frameworks for continuous flow catalysis23 Jul 2024US 12,042,788 B2The University of Chicago
- Method for preparing borate ester on basis of tricyclopentadienyl rare earth metal complex13 Sep 2022US 11,440,924 B2Soochow University
- Processes for preparing c-4 sugars and ketose sugars24 Sep 2026US 2026/0285894 A1
- Process for Producing Guerbet Alcohols from Fusel Alcohols20 Aug 2026US 2026/0242315 A1Terra Mater BV
- Preparation method for intermediate compound acting as synthetic posaconazole, and intermediate compound prepared thereby29 Jan 2026US 2026/0028322 A1Zhejiang Ausun Pharmaceutical Co., Ltd.
- Solvents for organometallic reagents29 May 2025US 2025/0170566 A1The Texas A&M University System
- Iron-based complexes for use in the catalysis of hydrosilylation reactions10 Oct 2024US 2024/0335827 A1The Governing Council of the University of Toronto
Most cited
By later US patents
- Asymmetric syntheses48US 5,360,938 AUnion Carbide Chemicals & Plastics Technology Corporation · 1994
- Asymmetric syntheses36US 5,491,266 AUnion Carbide Chemicals & Plastics Technology Corporation · 1996
- Optically active nitro alcohol derivatives, optically active amino alcohol derivatives, and process for producing thereof34US 7,205,425 B2Chisso Corporation · 2007
- Method for the recycling of a Lewis acid26US 7,084,294 B2BASF SE · 2006
- Lewis acid catalyst composition18US 6,436,866 B1Asahi Kasei Kabushiki Kaisha · 2002