but-2-en-1-ol (E)-but-2-en-1-ol 504-61-0 542-72-3 InChI=1/C4H8O/c1-2-3-4-5/h2-3,5H,4H2,1H3/b3-2 C86006_ALDRICH ZINC01758744 trans-Crotonyl Alcohol 2-Buten-1-ol, (E)- (E)-2-Buten-1-ol EINECS 207-996-8 2-01-00-00480 (Beilstein Handbook Reference) 2-BUTENE-1-OL AI3-14902 BRN 1719374 Crotonyl alcohol (VAN) Crotyl alcohol (VAN) EINECS 228-086-7 Krotylalkohol [Czech] NSC 17480 28091_FLUKA Crotyl alcohol, mixture of cis and trans (2E)-but-2-en-1-ol 2-buten-1-ol, (2E)-