138516-12-8 1-Butene-1,4-diyl, 3-methylene-4-methyl- 1-Butene-1,4-diyl, 3-methylene-4-methyl- Catalog No.: 405867 Name: 1-Butene-1,4-diyl, 3-methylene-4-methyl- CAS: 138516-12-8 Formula: C6H8 Inquire about this product →