Arsenated Benzophenone And Its Derivatives
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Subs. , 0. 2214, 0. 1579: 27. 8 cc. , 19. 7 cc. Of 0. 0521 N iodine solution. Calc. For Ci 3 H n O 4 As: As, 24. 51. Found: 24. 52, 24. 35.
Oxime of Benzophenone--arsonic Acid, C 6 HsC=(NOH)C6H 4 AsO 3 H2. Ten g. Of benzophenone-/>-arsonic acid is heated in a slightly alkaline alcoholic solution with 5 g. Of hydroxylamine sulfate on the water-bath for 2 hours. After cooling and acidifying with dil. Sulfuric acid, the product is recrystallized from hot water, yielding fine colorless needles whic...h do not melt below 260. The yield is 80%.
Analyses. Subs. , 0. 4611: 12. 8 cc. Of 0. 108 N sodium hydroxide (Kjeldahl). Calc. For CuHizO^As: N, 4. 36. Found: 4. 20.
Subs. , 0. 1390: 17. 15 cc. Of 0. 0497 N iodine solution. Calc. For Ci 3 Hi 2 O 4 NAs: As, 23. 36. Found: 23. 01.
Mononitro-benzophenone-^-arsonic Acid, (NOi) C^COC^HiAsOaHj. Thirty-five g. Of fuming nitric acid (sp. Gr. 1. 5) is added to 4 g. Of benzophenone-/>-arsonic acid and the solution heated on the water-bath for one hour. After dilution with 50 cc.
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To quickly assess the difficulty of the text, read a short excerpt:
Subs. , 0. 2214, 0. 1579: 27. 8 cc. , 19. 7 cc. Of 0. 0521 N iodine solution. Calc. For Ci 3 H n O 4 As: As, 24. 51. Found: 24. 52, 24. 35.
Oxime of Benzophenone--arsonic Acid, C 6 HsC=(NOH)C6H 4 AsO 3 H2. Ten g. Of benzophenone-/>-arsonic acid is heated in a slightly alkaline alcoholic solution with 5 g. Of hydroxylamine sulfate on the water-bath for 2 hours. After cooling and acidifying with dil. Sulfuric acid, the product is recrystallized from hot water, yielding fine colorless needles whic...h do not melt below 260. The yield is 80%.
Analyses. Subs. , 0. 4611: 12. 8 cc. Of 0. 108 N sodium hydroxide (Kjeldahl). Calc. For CuHizO^As: N, 4. 36. Found: 4. 20.
Subs. , 0. 1390: 17. 15 cc. Of 0. 0497 N iodine solution. Calc. For Ci 3 Hi 2 O 4 NAs: As, 23. 36. Found: 23. 01.
Mononitro-benzophenone-^-arsonic Acid, (NOi) C^COC^HiAsOaHj. Thirty-five g. Of fuming nitric acid (sp. Gr. 1. 5) is added to 4 g. Of benzophenone-/>-arsonic acid and the solution heated on the water-bath for one hour. After dilution with 50 cc.
What to read after Arsenated Benzophenone And Its Derivatives?
You can find similar books in the "Read Also" column, or choose other free books by Harold Cowan Cheetham to read onlineMoreLess
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