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【结 构 式】

【药物名称】Proquazone, Arthrex

【化学名称】1-Isopropyl-7-methyl-4-phenyl-2(1H)-quinazolinone

【CA登记号】22760-18-5

【 分 子 式 】C18H18N2O

【 分 子 量 】278.35696

【开发单位】Novartis (Originator)

【药理作用】Antiarthritic Drugs, TREATMENT OF MUSCULOSKELETAL & CONNECTIVE TISSUE DISEASES, Antiinflammatory Drugs

合成路线1

The condensation of 2-amino-4-methylbenzophenone (I) with isopropyl iodide (II) by means of sodium carbonate gives 4-methyl-2-isopropylaminobenzophenone (III), which is the cyclized with urethane (A) under the catalytic action of ZnCl2 at 190 C.

1 Castañer, J.; Thorpe, P.; Proquazone. Drugs Fut 1976, 1, 11, 540.
2 Ott, H.; Denzer, M.; o-Isopropylaminobenzophenones. DE 180550,1; FR 2002598; GB 1248428 .
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(A) 24199 Ethyl carbamate; Urethane 51-79-6 C3H7NO2 详情 详情
(I) 40464 (2-amino-4-methylphenyl)(phenyl)methanone C14H13NO 详情 详情
(II) 19369 2-iodopropane 75-30-9 C3H7I 详情 详情
(III) 40465 [2-(isopropylamino)-4-methylphenyl](phenyl)methanone C17H19NO 详情 详情
Extended Information