Explore: Laboratory Methods

dehydrogenation of 2-ethylphenol. Benzofurans can be prepared by various methods in the laboratory. Notable examples include: O-alkylation of salicylaldehyde with

acetamide and bromine. In the laboratory, methylamine hydrochloride is readily prepared by various other methods. One method entails treating formaldehyde

addition to the direct and laboratory methods above, the following options are available. There are several geophysical methods available that can approximate

beta-thalassemia trait. Various laboratory methods exist, each providing different outcomes of accuracy. The different quantification methods of HbA2 relies on how

laboratory method, field methods gives the most reliable information about the permeability of soil with minimum disturbances. In laboratory methods,

band) detection circuits Differential discharge bridge methods Acoustic and Ultrasonic methods Field measurements preclude the use of a Faraday cage and

carboxylate salts are soaps.[citation needed] In contrast to methods used on a laboratory scale, industrial routes to carboxylic acids often require specialized

nitrite ester is converted to sodium azide using hydrazine. This method is suited for laboratory preparation of sodium azide: 2 NaNO2 + 2 C2H5OH + H2SO4 → 2

allyl alcohol can be obtained by dehydrogenation of propanol. In the laboratory, glycerol reacts with oxalic or formic acids to give (respectively) dioxalin

1:5 molar ratio of glyoxal to water). Glyoxal may be synthesized in the laboratory by oxidation of acetaldehyde with selenious acid or by ozonolysis of benzene