C07C 37/01
Preparation of compounds having hydroxy or o-metal groups bound to a carbon
Official title: by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
C07C37/01 (Preparation of compounds having hydroxy or o-metal groups bound to a carbon) appears on 430 US grants and 249 published applications in this corpus.
Search patents in C07C- Granted patents
- 430
- Published applications
- 249
- Assignees
- 281
- Inventors
- 1,046
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 24 | 0 |
| 1977 | 20 | 0 |
| 1978 | 18 | 0 |
| 1979 | 12 | 0 |
| 1980 | 20 | 0 |
| 1981 | 22 | 0 |
| 1982 | 13 | 0 |
| 1983 | 16 | 0 |
| 1984 | 16 | 0 |
| 1985 | 7 | 0 |
| 1986 | 10 | 0 |
| 1987 | 13 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 10 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 4 |
| 2003 | 3 | 3 |
| 2004 | 2 | 11 |
| 2005 | 5 | 10 |
| 2006 | 7 | 7 |
| 2007 | 8 | 13 |
| 2008 | 2 | 8 |
| 2009 | 5 | 7 |
| 2010 | 9 | 17 |
| 2011 | 5 | 9 |
| 2012 | 11 | 8 |
| 2013 | 8 | 12 |
| 2014 | 12 | 15 |
| 2015 | 14 | 9 |
| 2016 | 12 | 12 |
| 2017 | 7 | 9 |
| 2018 | 10 | 7 |
| 2019 | 4 | 6 |
| 2020 | 7 | 10 |
| 2021 | 5 | 10 |
| 2022 | 10 | 9 |
| 2023 | 6 | 11 |
| 2024 | 1 | 18 |
| 2025 | 4 | 11 |
| 2026 | 8 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Monomer composition for synthesizing recycled plastic, preparation method thereof, recycled plastic, and molded product using the same16 Jun 2026US 12,655,266 B2LG Chem.Ltd.
- Monomer composition for synthesizing recycled plastic, preparation method thereof, recycled plastic, and molded product using the same16 Jun 2026US 12,655,267 B2LG Chem.Ltd.
- Cresol preparation method for inhibiting production of byproduct26 May 2026US 12,637,402 B2Hanwha Solutions Corporation
- Catalytic cannabigerol processes and precursors21 Apr 2026US 12,606,509 B2Kare Chemical Technologies Inc.
- Monomer composition for synthesising recycled plastic, preparation method thereof, recycled plastic, and molded product using the same10 Sep 2026US 2026/0265483 A1LG Chem.Ltd.
- Manufacturing 2,3,5-trimethylhydroquinone from a mixture of mesitol and 2,3,6-trimethylphenol20 Aug 2026US 2026/0242317 A1Dsm IP Assets B.V.
- Method for preparing honokiol derivative and intermediate thereof20 Aug 2026US 2026/0242318 A1Beijing Jinrui Foundation Pharmaceutical Technology Co., Ltd.
- A process for the synthesis of stilbene and intermediates thereof9 Jul 2026US 2026/0193159 A1Fertis India Pvt Ltd
- Alkyl bisphenol composition and method for preparing the same2 Jul 2026US 2026/0184658 A1Industrial Technology Research Institute
Most cited
By later US patents
- Fluorinated xanthene derivatives146US 6,162,931 AMolecular Probes, Inc. · 2000
- Isoflavones and related compounds, methods of preparing and using and antioxidant compositions containing same87US 4,390,559 AZ-L Limited Partnership · 1983
- Synthesis of fluorinated xanthene derivatives77US 6,229,055 B1Molecular Probes, Inc. · 2001
- Process for producing ortho-alkylated phenols from anisoles74US 4,375,566 AMitsui Toatsu Chemicals, Inc. · 1983
- Liquid crystalline cyclohexylphenyl derivatives74US 4,400,293 AMerck Patent GmbH · 1983