furan उदाहरण वाक्य

उदाहरण वाक्य

1. One involved cooking-oil contaminated with two substances closely related to dioxin : polychlorinated biphenyls and furans.
2. Dioxins and furans, byproducts in almost all industry, have proved to be the hardest to regulate.
3. In furan a lone pair of the oxygen atom interacts with the ? orbitals of the carbon atoms.
4. Furan is a colorless, flammable, highly volatile liquid with a boiling point close to room temperature.
5. "' Benzofuran "'is the heterocyclic compound consisting of fused benzene and furan rings.
6. Some Ru-NHC complex catalyze asymmetric hydrogenations of benzofurans and furans . with high levels of enantioinduction.
7. The molecule is a derivative of furan, containing both aldehyde and ether ( methoxymethyl ) functional groups.
8. The first furan derivative to be described was 2-furoic acid, by Carl Wilhelm Scheele in 1780.
9. 2-Furanones can be converted to furans by a two-step process of reduction followed by dehydration.
10. The company was the first to produce 13C labeled chlorinated dioxins and furans in cooperation with Cambridge Isotope Laboratories.