Methyl Coronalolate Acetate

Reference work entry

C33H50O5, M 526 Open image in new window

Taxonomy: Cycloartane Triterpenoids

Gardenia coronaria (Rubiaceae) [1].

Amorphous gum.

CIMS m/z (%): [M + 1]+ 527 (42), 485 (14), 467 (100).

1H NMR (500 MHz, CDCl3, δ, 0-TMS): 0.49 and 0.72 (2H-19, d, J = 5 Hz), 0.93 (CH3-21, d, J = 6.5 Hz), 0.94 (CH3-28, s), 0.97 (CH3-18, s), 1.76 (CH3-27, s), 2.10 (CH3COO, s), 3.65 (OCH3, s), 4.57 (2H-29, brs), 5.09 and 5.14 (2H-30, s), 6.49 (H-24, bt, J = 6.5 Hz), 9.40 (H-26, s).

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References

  1. 1.
    G.L. Silva, R.R. Gil, B. Cui, H. Chai, T. Santisuk, E. Srisook, V. Reutrakul, P. Tuchinda, S. Sophasan, S. Sujarit, S. Upatham, S.M. Lynn, J.E. Farthing, S.-L. Yang, J.A. Lewis, M.J. O'Neill, N.R. Farnsworth, G.A. Cordell, J.M. Pezzuto, A.D. Kinghorn, Tetrahedron 53(2), 529–538 (1997)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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