- 업종: Printing & publishing
- Number of terms: 178089
- Number of blossaries: 0
- Company Profile:
McGraw Hill Financial, Inc. is an American publicly traded corporation headquartered in Rockefeller Center in New York City. Its primary areas of business are financial, publishing, and business services.
(C<sub>2</sub>H<sub>5</sub>)<sub>2</sub>SO<sub>4</sub> A colorless oil with a peppermint odor, and boiling at 208_C; used as an intermediate in organic synthesis. Also known as ethyl sulfate.
Industry:Chemistry
C<sub>13</sub>H<sub>10</sub> A hydrocarbon chemical present in the middle oil fraction of coal tar; insoluble in water, soluble in ether and acetone, melting point 116–117_C; used as the basis for a group of dyes. Also known as 2,3-benzindene; diphenylenemethane.
Industry:Chemistry
(CH<sub>3</sub>)<sub>2</sub>CHCOOH Colorless liquid boiling at 154_C; soluble in water, alcohol, and ether; used as a chemical intermediate and disinfectant, in flavor and perfume bases, and for leather treating.
Industry:Chemistry
A combustible, white to cream-colored, fibrous solid or powder; disperses in cold water, forming solutions which undergo reversible transformation from sol to gel; used as an emulsifier and foaming agent.
Industry:Chemistry
A hydrocarbon in which all the hydrogen atoms have been replaced by fluorine.
Industry:Chemistry
Spontaneous resolution of a racemate, through crystallization, into a mixture of pure enantiomers (homochiral crystals).
Industry:Chemistry
C<sub>21</sub>H<sub>30</sub>O<sub>2</sub> Any member of a group of isomers that are active components of marijuana. Abbreviated THC.
Industry:Chemistry
p-HOC<sub>6</sub>H<sub>4</sub>NO<sub>2</sub> A phenol in which an amino (_NH<sub>2</sub>) group is located on the benzene ring of carbon atoms para (p) to the hydroxyl (_OH) group; used as a photographic developer and as an intermediate in dye manufacture.
Industry:Chemistry
Dibromo-o-cresol sulfonphthalein, a yellow powder soluble in water; used as an indicator between pH 5.2 (yellow) and 6.8 (purple). Also known as bromcresol purple.
Industry:Chemistry
C<sub>15</sub>H<sub>10</sub>O<sub>4</sub> Yellow leaves that melt at 196_C; soluble in ether, chloroform, and hot alcohol; extracted from senna leaves and rhubarb root; used in medicine as a mild laxative.
Industry:Chemistry
