Invention Grant
- Patent Title: Process for the production of substituted 2-benzoylpyridines
- Patent Title (中): 制备取代的2-苯甲酰基吡啶的方法
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Application No.: US534866Application Date: 1974-12-20
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Publication No.: US3956344APublication Date: 1976-05-11
- Inventor: Walter Von Bebenburg , Heribert Offermanns
- Applicant: Walter Von Bebenburg , Heribert Offermanns
- Applicant Address: DT
- Assignee: Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Current Assignee: Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Current Assignee Address: DT
- Priority: DT2364636 19731224
- Main IPC: C07D213/50
- IPC: C07D213/50 ; B01J27/00 ; C07B61/00 ; C07D213/61
Abstract:
2-BENZOYLPYRIDINE AND ITS DERIVATIVES SUBSTITUTED IN THE PYRIDINE AND/OR BENZENE RING ARE PREPARED BY OXIDIZING WITH HYDROGEN PEROXIDE OR OTHER PEROXIDE A COMPOUND OF THE FORMULA: ##SPC1##Where R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are hydrogen or a group inert under the oxidizing conditions and Y is cyano, carboxy or carbalkoxy in the presence of cyanate ion.
Public/Granted literature
- US5641460A Gas-liquid contactor and wet flue-gas desulfurization system Public/Granted day:1997-06-24
Information query
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