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【结 构 式】

【药物名称】Compound 73/602, CDRI-73/602

【化学名称】7-Methoxy-1,2,3,9-tetrahydropyrrolo[2,1-b]quinazolin-9-one
      7-Methoxydeoxyvasicinone

【CA登记号】60811-32-7

【 分 子 式 】C12H12N2O2

【 分 子 量 】216.24164

【开发单位】Central Drug Research Institute (Originator)

【药理作用】Antiallergy/Antiasthmatic Drugs, Asthma Therapy, RESPIRATORY DRUGS

合成路线1

A new method for the synthesis of compound 73/602 has been reported: By cyclocondensantion of 5-methoxyanthranilic acid (I) with 2-pyrrolidinone (II) in the presence of POCl3 or SOCl2.

1 Karimov, A.; Yunusov, S.; Telezhenetskaya, M.V.; Synthetic analogs of Peganum alkaloids. 1. Synthesis of methoxy- and hydroxysubstituted desoxyvasicinones and desocypeganines. Khim Prir Soedin 1982, 4, 498-504.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(I) 36141 2-amino-5-methoxybenzoic acid 6705-03-9 C8H9NO3 详情 详情
(II) 27397 2-Pyrrolidinone 616-45-5 C4H7NO 详情 详情

合成路线2

The compound 73/602 is synthesized by refluxing 5-methoxyanthranilic acid (I) with O-ethyl butyrolactim (II) in dry benzene for 5 hours.

1 Arya, V.P.; Compound 73/602. Drugs Fut 1982, 7, 8, 549.
2 Kapil, R.S.; Devi, G.; Popli, S.P.; Potential CNS and CVS agents: Synthesis based on vasicinone. Indian J Chem 1976, 14B, 354-356.
中间体序号 中间体编号 品名 CAS号 分子式 供应商 用于合成
(I) 36141 2-amino-5-methoxybenzoic acid 6705-03-9 C8H9NO3 详情 详情
(II) 37097 5-ethoxy-3,4-dihydro-2H-pyrrole; 3,4-dihydro-2H-pyrrol-5-yl ethyl ether C6H11NO 详情 详情
Extended Information