J. Chem. Soc., Perkin Trans. 1, 1985, 2417 - 2423
Synthesis of novel 5- and 6-substituted 3-arylidene-1,4-oxathiin-2(3H)-ones
Kazuo Ogawa, Tadafumi Terada, Tomio Yamazaki, Shozo Yamada, Takaji Honna, Shunsaku Ohta and Masao Okamoto
Код: Выделить всё
http://dx.doi.org/10.1039/P19850002417