... Tetrahedron Letters. Volume 53, Issue 1, 4 January 2012, Pages 11–14. Cover image Cover image. Selective methoxy ether cleavage of 2,6-dimethoxyphenol followed by a selective acylation. ... References and notes. 1; C. Friedel, JM Crafts; Compt. Rend., 84 (1877), p. 1450. ...