from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A gaseous hydrocarbon, C3H6, isomeric with propylene and obtained from it indirectly.
from the GNU version of the Collaborative International Dictionary of English
- n. A gaseous hydrocarbon, C3H6, isomeric with propylene and obtained from it indirectly. It is the base of a series of compounds analogous to the aromatic hydrocarbons.
from The Century Dictionary and Cyclopedia
- n. A colorless gas, prepared by the action of zinc-dust and alcohol on trimethylene bromide. It melts at -126° C. Also called cyclopropane.
And as far as I understand, that is where one can learn about things like Cyclo-trimethylene-trinitramine, (popularly called Cyclonite, Hexogen, or somewhat loosely - as - 'Research Department (composition) X') - a substance first offered to the public for its medical and healing properties by the German chemist called Hans Henning in the 1890s and later developed for a variety of uses.
(2,2-Bis (chloromethyl) trimethylene bis (bis (2-chloroethyl) phosphate)) has successfully completed registration (REACH Registration # 01 - 2119419991-33-0000)