plural of Schmidt rearrangement

A photochemical reaction of a molecular entity comprising two p-systems, separated by a saturated carbon atom (a 1,4-diene or an allyl-substituted aromatic analog), to form an ene- (or aryl-) substituted cyclopropane. The rearrangement formally amounts to a 1,2 shift of one ene group (in the diene) or the aryl group (in the allyl-aromatic analog) and ‘bond formation’ between the lateral carbons of the non-migrating moiety.

A rearrangement reaction in which a primary or secondary organic peroxide is converted to the corresponding ketone and alcohol under base catalysis; used as a tool in organic synthesis and in the biosynthesis of prostaglandins.

(informal, figuratively) To punch someone in the face.

plural of di-pimethane rearrangement

(idiomatic) To do something pointless or insignificant that will soon be overtaken by events, or that contributes nothing to the solution of a current problem.

Third-person singular simple present indicative form of rearrange the deck chairs on the Titanic

present participle of rearrange the deck chairs on the Titanic

simple past tense and past participle of rearrange the deck chairs on the Titanic