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Volumn 349, Issue 4-5, 2007, Pages 713-718

Dioxomolybdenum(VI)-catalyzed reductive cyclization of nitroaromatics. Synthesis of carbazoles and indoles

Author keywords

Carbazoles; Cyclization; Indoles; Molybdenum; Nitro compounds; Reduction

Indexed keywords


EID: 34547154811     PISSN: 16154150     EISSN: 15213897     Source Type: Journal    
DOI: 10.1002/adsc.200600384     Document Type: Article
Times cited : (148)

References (50)
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    • The formation of the intermediates o-nitrocinnamates or o-nitrochalcones was monitored by GC-MS and usually takes place in 1-2 h
    • The formation of the intermediates o-nitrocinnamates or o-nitrochalcones was monitored by GC-MS and usually takes place in 1-2 h.
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    • It was added in two portions: 5 mol% of catalyst at the beginning and further addition of another 5 mol% of catalyst after 12 h
    • It was added in two portions: 5 mol% of catalyst at the beginning and further addition of another 5 mol% of catalyst after 12 h.
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    • Although we have not an explanation for the lower yields obtained for 5-chloroindoles 6g and 6m, we speculate that it could be due to a decreased efficacy of the reductive deoxygenation [via electrophilic attack by the oxomolybdenum(IV)complex] of the nitro group in these cases
    • Although we have not an explanation for the lower yields obtained for 5-chloroindoles 6g and 6m, we speculate that it could be due to a decreased efficacy of the reductive deoxygenation [via electrophilic attack by the oxomolybdenum(IV)complex] of the nitro group in these cases.
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    • The tendency of oxomolybdenum(IV) and dioxomolybdenum(VI) to comproportionate is well documented: R. H. Holm, Chem. Rev. 1987, 57, 1401-1449.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.