trimethylene

[ trahy-meth-uh-leen ]

noun

, Chemistry, Biochemistry.

1. cyclopropane.

Word History and Origins

Origin of trimethylene¹

tri- + methylene

Example Sentences

The chemical company DuPont already uses a strain of E. coli that has been genetically engineered to turn corn syrup into trimethylene glycol, a solvent that is used in the production of plastics and antifreeze.

From The New Yorker

They include ethylene glycol, propylene glycol, trimethylene glycol, mannitol, sorbitol, dextrans, and seminal-plasma proteins.

From Project Gutenberg

It forms an addition product with acrylic ester, which on heating loses nitrogen and leaves trimethylene dicarboxylic ester.

From Project Gutenberg

A similar behaviour has since been noticed in other trimethylene derivatives, but the fact that bromine, which usually acts so much more readily than hydrobromic acid on unsaturated compounds, should be so inert when hydrobromic acid acts readily is one still needing a satisfactory explanation.

From Project Gutenberg

Perkin, junr., in 1883, that ethylene and trimethylene bromides are capable of acting in such a way on sodium acetoacetic ester as to form tri- and tetra-methylene rings.

From Project Gutenberg