Title:
PREPARATION METHOD FOR CHIRAL OXAZINE COMPOUND
Document Type and Number:
WIPO Patent Application WO/2022/152019
Kind Code:
A1
Abstract:
A preparation method for a chiral oxazine compound, in particular relating to a preparation method for a compound of formula (I) and an intermediate thereof.
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Inventors:
CAI ZHE (CN)
SUN FEI (CN)
DING CHARLES Z (CN)
MA ZHIQIANG (CN)
WU WENQIANG (CN)
SUN FEI (CN)
DING CHARLES Z (CN)
MA ZHIQIANG (CN)
WU WENQIANG (CN)
Application Number:
PCT/CN2022/070278
Publication Date:
July 21, 2022
Filing Date:
January 05, 2022
Export Citation:
Assignee:
FUJIAN AKEYLINK BIOTECHNOLOGY CO LTD (CN)
International Classes:
A61K31/5365; C07D498/04; A61P31/20
Domestic Patent References:
| WO2018161960A1 | 2018-09-13 | |||
| WO2019169539A1 | 2019-09-12 |
Other References:
MAQUESTIAU ANDRÉ, ET AL.: "Rate-determining effects in the formation of N-(1-haloalkyl) heteroarylium halides", CHEMISCHE BERICHTE, vol. 124, no. 9, 30 September 1991 (1991-09-30), XP055951094, DOI: 10.1002/cber.19911240922
BELEN'KII, L.I. PODDUBNYI, I.S. KRAYUSHKIN, M.M.: "A New Redox System: Trichloromethylarene - Pyridine Base. On the Mechanism of the Synthesis of N-(4-Pyridyl)pyridinium Dichloride", TETRAHEDRON LETTERS, ELSEVIER, AMSTERDAM , NL, vol. 36, no. 28, 10 July 1995 (1995-07-10), Amsterdam , NL , pages 5075 - 5078, XP004027741, ISSN: 0040-4039
BELENKII, LEONID I. ET AL.: "Quantum-chemical investigation of the mechanism of reaction between, pyridines and (trichloromethyl)arenes", KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII- CHEMISTRY OF HETEROCYCLIC COMPOUNDS, LATVIJSKIJ INSTITUT ORGANICESKOGO SINTEZA, RIGA, LV, no. 11, 31 December 1995 (1995-12-31), LV , pages 1551 - 1558, XP009538359, ISSN: 0132-6244
DATABASE HCAPLUS 1 January 1900 (1900-01-01), GRIMMETT M R: "PRODUCT CLASS 4: BENZIMIDAZOLES", XP002412825, Database accession no. 2002-855869
BELEN'KII, L.I. PODDUBNYI, I.S. KRAYUSHKIN, M.M.: "A New Redox System: Trichloromethylarene - Pyridine Base. On the Mechanism of the Synthesis of N-(4-Pyridyl)pyridinium Dichloride", TETRAHEDRON LETTERS, ELSEVIER, AMSTERDAM , NL, vol. 36, no. 28, 10 July 1995 (1995-07-10), Amsterdam , NL , pages 5075 - 5078, XP004027741, ISSN: 0040-4039
BELENKII, LEONID I. ET AL.: "Quantum-chemical investigation of the mechanism of reaction between, pyridines and (trichloromethyl)arenes", KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII- CHEMISTRY OF HETEROCYCLIC COMPOUNDS, LATVIJSKIJ INSTITUT ORGANICESKOGO SINTEZA, RIGA, LV, no. 11, 31 December 1995 (1995-12-31), LV , pages 1551 - 1558, XP009538359, ISSN: 0132-6244
DATABASE HCAPLUS 1 January 1900 (1900-01-01), GRIMMETT M R: "PRODUCT CLASS 4: BENZIMIDAZOLES", XP002412825, Database accession no. 2002-855869
Attorney, Agent or Firm:
SHANGHAI BESHINING LAW OFFICE (CN)
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