TY - GEN AU - Büchi,G AU - Freidinger,R M TI - A new synthesis of allylic sulfones and their conversion to polyolefins. Beta-carotene from vitamin A SN - 0002-7863 PY - 1974///0731 KW - Carotenoids KW - chemical synthesis KW - Sulfones KW - Vitamin A N1 - Publication Type: Journal Article UR - https://doi.org/10.1021/ja00817a060 ER -