all-trans-Retinal

116-31-4

Causes skin irritation; UN number: UN3077; Packing Group: III

C\C(=C/C=O)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C

C20 H28 O

284.44

InChI=1S/C20H28O/c1-16(8-6-9-17(2)13-15-21)11-12-19-18(3)10-7-14-20(19,4)5/h6,8-9,11-13,15H,7,10,14H2,1-5H3/b9-6+,12-11+,16-8+,17-13+

IUPAC name: (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexen-1-yl)nona-2,4,6,8-tetraenal

Dry Ice

-86°C