 | American Academy of Arts and Sciences - 1894 - Страниц: 508
...gives at 100° the a-iod-$-chlorcrotouolactone. Action of Oxidizing Agents. o-/3-Dichlorcrotonolactone is oxidized with even more difficulty than the corresponding...with small quantities of cold water. Mucochloric acid was then left behind, which after recrystallization from hot water melted at 124-12;,°. The cold water... | |
 | American Academy of Arts and Sciences - 1894 - Страниц: 508
...at 100° the a-iod-/3-chlorcrotonolactone. Action of Oxidizing Agents. <i-/3-Dichlorcrotonolactone is oxidized with even more difficulty than the corresponding...with small quantities of cold water. Mucochloric acid was then left behind, which after recrystallization from hot water melted at 124-12O0. The cold water... | |
 | Henry Minchin Noad - 1864 - Страниц: 494
...small bulk, and excess of bichloride of platinum and free hydrochloric acid added ; the mixture is then evaporated to dryness on the water bath, and the crystalline residue digested with spirits of wine, which removes the excess of bichloride ; it is then transferred to a... | |
 | Henry Minchin Noad - 1864 - Страниц: 694
...small bulk, and excess of bichloride of platinum and free hydrochloric acid added ; the mixture is then evaporated to dryness on the water bath, and the crystalline residue digested with spirits of wine, which removes the excess of bichloride; it is then transferred to a... | |
 | 1894 - Страниц: 542
...gives at 100° the a-iod-;8-chlorcrotonolactone. Action of Oxidizing Agents. a-/3-Dichlorcrotonolactone is oxidized with even more difficulty than the corresponding...with small quantities of cold water. Mucochloric acid was then left behind, which after recrystallization from hot water melted at 124-125°. The cold water... | |
 | New York (State). Legislature - 1919 - Страниц: 498
...sulfuric, and hydrochloric acids was repeated until the silica was entirely removed. The hydrochloric acid solution was then evaporated to dryness on the water bath, and the residue was saturated with dilute sulfuric acid and heated to a low red heat to remove the excess of... | |
 | New York (State). Department of Agriculture and Markets - 1919 - Страниц: 488
...sulfuric, and hydrochloric acids was repeated until the silica was entirely removed. The hydrochloric acid solution was then evaporated to dryness on the water bath, and the residue was saturated with dilute sulfuric acid and heated to a low red heat to remove the excess of... | |
 | New York State College of Agriculture - 1919 - Страниц: 488
...sulfuric, and hydrochloric acids was repeated until the silica was entirely removed. The hydrochloric acid solution was then evaporated to dryness on the water bath, and the residue was saturated with dilute sulfuric acid and heated to a low red heat to remove the excess of... | |
 | American Academy of Arts and Sciences - 1894 - Страниц: 516
...a-j3-Dichlorcrotonolactone is oxidized with even more difficulty than the corresponding dibromlactoue. After boiling for several hours with eight times its...with small quantities of cold water. Mucochloric acid was then left behind, which after recrystallization from hot water melted at 124-125°. The cold water... | |
 | American Academy of Arts and Sciences - 1894 - Страниц: 512
...o-^-Dichlorcrotonolactone is oxidized with even more difficulty than the corresponding dibrornlactone. After boiling for several hours with eight times its...steam. The aqueous solution was then evaporated to drynesa on the water bath, and the crystalline residue treated with small quantities of cold water.... | |
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Agents. a-/3-Dichlorcrotonolactone is oxidized with even more difficulty than the corresponding dibromlactone. After boiling for several hours with eight times its weight of concentrated nitric acid (sp. gr. 1.42), a large part of the lactone remained... 
