Imidazo-chinazolindione, II. Synthese der 1H.9H-2.3-Dihydro -imidazo[1.2-a]chinazolindione-(2.9) und -(3.9)
✍ Scribed by Lempert, Karl ;Doleschall, Gábor
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1963
- Tongue
- English
- Weight
- 295 KB
- Volume
- 96
- Category
- Article
- ISSN
- 0009-2940
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The ferrocene-containing N-BOC-protected 1-allyl-2-(allylamino)imidazolones 5 and 13 were transformed into monoand bis(2,5,8,9-tetrahydro-3H-imidazo[1,2-a][1,3]diazepin-3ones) 7 and 15 in a ring-closing metathesis (RCM) reaction using Grubbs' catalyst [RuCl 2 (CHPh){P(cyclo-C 6 H 11 ) 3 } 2 ]. The [