SciELO - Scientific Electronic Library Online

 
vol.21 issue5Silica supported perchloric acid: an efficient catalyst for the synthesis of 14-aryl-14H-dibenzo[a,i]xanthene-8,13-diones author indexsubject indexarticles search
Home Pagealphabetic serial listing  

Journal of the Brazilian Chemical Society

Print version ISSN 0103-5053

J. Braz. Chem. Soc. vol.21 no.5 São Paulo  2010

http://dx.doi.org/10.1590/S0103-50532010000500026 

ADDITIONS AND CORRECTIONS

 

Chemical transformations of eremanthine. synthesis of micheliolide and 1(R),10(R)-dihydromicheliolide

 

 

José C. F. Alves*; Edna C. Fantini†

Departamento de Química, Instituto de Ciências Exatas, Universidade Federal Rural do Rio de Janeiro, 23890-970 Seropédica-RJ, Brazil 2005, vol. 16, No 4, 749-755.

 

 

Page 749, abstract in Portuguese, line 4, the correct proportion is: (8:1).

Page 749, abstract in English, line 3, the correct proportion is: (8:1).

Page 751, column 2, line 20, the correct proportion is: 8:1.

Page 751, scheme 2, the correct proportion between the compounds 7 and 6 is: (1:8).

Page 752, column 1, line 4, the correct overall yield of micheliolide (9) is: 36%.

Page 754, column 1, first paragraph, line 17, the correct coupling constant at d 5.48 is:  J 3.0 Hz.

Page 754, column 1, second paragraph, line 17, the correct coupling constant at δ 5.41 is: J 3.2 Hz.

Page 754, column 2, reference 10, the following reference should be added: Lima, P. D. D. B.; Garcia, M.; Rabi, J. A.; J. Nat. Prod. 1985, 48, 986.

 

 

* e-mail: alvesjcf@yahoo.com.br
† Deceased in 1993