sec-Butylmagnesium chloride15366-08-232 % similar (Z)-Hex-4-en-1-ol928-91-632 % similar (E)-4-Hexen-1-ol928-92-732 % similar But-2-ene107-01-731 % similar cis-3-Hexenyl formate33467-73-131 % similar cis-2-Butene590-18-131 % similar trans-2-Butene624-64-631 % similar 2-Methyl-2-pentene625-27-430 % similar