Preliminary study of insect attraction by a mixture of semiochemicals containing 1,2,4-Trimethoxybenzene in domestic citric-culture

Autor: Claudio C. Lopes, Ana Paula L. Alves, Jose Augusto B. C. Junior, Gláucia B. C. A. Slana, Rosangela S. C. Lopes, Jari N. Cardoso

Publikováno v: Química Nova, Vol 33, Iss 2, Pp 245-248 (2010)
Química Nova, Volume: 33, Issue: 2, Pages: 245-248, Published: 2010
Química Nova v.33 n.2 2010
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ

In this work we describe a new efficient strategy for the preparation of 1,2,4-trimethoxybenzene (3) in 56% overall yield. The compound 3 was used in a preliminary study of insect attraction by a mixture of semiochemicals called TIV, composed of indo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::26ab94e8ee9b3a36da62c34d342dedf8
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422010000200002

An efficient and concise total synthesis of the antimalarial alkaloid quindoline

Autor: Anna C. Silva, Jari N. Cardoso, André L.M. Albert, Rosangela S. C. Lopes, Claudio C. Lopes, Dayse dos S. Bastos, Wesley M.R. Barros, Gláucia B. C. A. Slana

Publikováno v: Tetrahedron Letters. 54:3144-3146

The preparation of the alkaloid quindoline ( 1 ) from indol ( 3 ) through a very direct synthetic approach is described in this work. Several successive heteroaromatic lithiation reaction steps were performed in the same medium producing benzylic alc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e1453fd1719e3fb09d4d13bc17da67ac
https://doi.org/10.1016/j.tetlet.2013.04.010

Total syntheses of oxygenated brazanquinones via regioselective homologous anionic Fries rearrangement of benzylic O-carbamates

Autor: Jari N. Cardoso, Claudio C. Lopes, Rosângela S. C. Lopes, Mariângela Soares de Azevedo, Gláucia B. C. A. Slana

Publikováno v: Beilstein Journal of Organic Chemistry
Beilstein Journal of Organic Chemistry, Vol 2, Iss 1, p 1 (2006)

Using new variations of anionic aromatic chemistry, the total synthesis of oxygenated brazanquinones (1a-1c), derived from beta-brasan, a natural product isolated from Caesalpina echinata, via carbamates 2a-2c is described.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7aede8fad1c2c611270a88cdf2a57670
https://doi.org/10.1186/1860-5397-2-1

Insecticide activity of clove essential oil on bean weevil and maize weevil.

Autor: Jairoce, Carlos F., Teixeira, Cristiano M., Nunes, Camila F. P., Nunes, Adrise M., Pereira, Claudio M. P., Garcia, Flávio R. M.

Publikováno v: Revista Brasileira de Engenharia Agricola e Ambiental - Agriambi; 2016, Vol. 20 Issue 1, p72-77, 6p