cyclopropane

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cyclopropane

 [si″klo-pro´pān]
a colorless, flammable gas with a characteristic odor and pungent taste that is an inhalational anesthetic; now little used because of its flammability.

cy·clo·pro·pane

(sī'klō-prō'pān),
An explosive gas of characteristic odor; in the past, widely used to produce general anesthesia.
Synonym(s): trimethylene

cyclopropane

(sī′klə-prō′pān′)
n.
A highly flammable, explosive, colorless gaseous cycloalkane, C3H6, sometimes used as an anesthetic.

cyclopropane

A powerful, non-irritating anaesthetic gas. It has the disadvantages of being explosive and of causing heart irregularity in the presence of adrenaline.
References in periodicals archive ?
(263) A cyclopropyl group is comprised of three carbons that form a strained, three-membered ring.
Guckert JB, Hood MA, White DC (1986) Phospholipid ester-linked fatty acid profile changes during nutrient deprivation of Vibrio cholerae: increases in the trans/cis ratio and proportions of cyclopropyl fatty acids.
[4] Nonstandard abbreviations: [CB.sub.1], cannabinoid 1; XLR-11, [1-(5-fluoropentyl)indol-3-yl]-(2,2,3,3- tetramethylcyclopropyl)methanone; TMCP, 2,2,3,3-tetramethy I cyclopropyl; [K.sub.i], receptor-binding affinity; HRMS, high-resolution mass spectrometry; LC, liquid chromatography; IDA, information-dependent acquisition; MS/MS, tandem MS; RT, retention time.
A second group is selected from the group consisting of an aryl, an alkyl of 1 to 4 carbon atoms, cyclopropyl, cyclopentyl, cyclohexyl, -dialkoxyalkyl and -hydroxyalkyl.
Concentration of key phospholipids fatty acid groups (ng PLFA/ g soil) in soil sampled at 4 times from SB and SR treatments Data presented for saturated (Sat.), hydroxylated (Hydrox.), branched (Branch), mono-unsaturated (Mono-unsat.), poly-unsaturated (Poly-unsat.), and cyclopropyl (Cycloprop.) fatty acids, the ratio of saturated to mono-unsaturated fatty acids, and total fatty acids.
Cyclopropyl bromosilane was prepared for the first time by cyclizing trimethoxy vinyl silane with methylene iodide using the Simmons-Smith reaction.
In recent work, the Charette group showed that 1,2,3-substituted cyclopropyl groups could be prepared by employing an alkylated Simmons-Smith reagent instead of the usu al methylene species (eq.
Since the rearrangement product (shown to be an alpha-glycoside) was a mixture of two diastereomers only, it was possible to separate them and obtain both enantiomers of our starting [beta]-lactam, Glycals can also be used for conversion to cyclopropyl derivatives.
The ratio of cyclopropyl fatty acids to their precursors, a PLFA indicator of stress, decreased in the treatments with bone meal and oyster shell (Table 4).