Sentence examples for organic derivatives from inspiring English sources

Phosphine is extremely toxic, as are its organic derivatives.

Poisonous organic derivatives of phosphorus have been used as nerve gas, a key weapon of chemical warfare.

Some of the most toxic substances known to man, collectively termed nerve gas, are organic derivatives of phosphorus.

Now, 15 federal ministries are pondering every conceivable consequence of paving the road, from greater prostitution to opportunities for organic derivatives of castor oil.

Lewis bases include ammonia and its organic derivatives, the oxides of the alkali and alkaline earth metals, and most atoms and molecules with negative electrical charges (anions).

The Ziegler-Natta catalysts include many mixtures of halides of transition metals, especially titanium, chromium, vanadium, and zirconium, with organic derivatives of nontransition metals, particularly alkyl aluminum compounds.

In 1849 he synthesized the first organic derivative of ammonia, ethylamine, and six years later devised a method of preparing hydrocarbons from sodium and an alkyl halide, a reaction named for him.

Azides are considered as derived from hydrazoic acid (HN3), an inorganic salt such as sodium azide (NaN3), or an organic derivative in which the hydrogen atom of hydrazoic acid is replaced by a hydrocarbon group as in alkyl or aryl azide (RN3), or by an acyl (carboxylic acid) group as in acyl azide.

The attachment of the organic derivative into PSiMc was confirmed by FTIR, specular reflectance, and scanning electron microscopy (SEM).

The morphology of the PSiMc structures after chemical modification is shown in Figure 8b, and we observed a homogeneous layer of organic derivative covering the first layers of the PSi structure, which confirms the infiltration of Rh-UTES derivative into the porous device.

The surface study of the hybrid materials indicate the average granular size of 28 nm for MPCZ whereas the image of ACPCZ shows variation in spatial parameters of average granular size of 60 nm due to alteration of organic derivative from 2-methylpyridine to 2-amino-5-chloropyridine.