Reduction of Ortho-Nitro-Benzoic Acid to Anthranilic Acid
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In our eReader you can find the full English version of the book. Read Reduction of Ortho-Nitro-Benzoic Acid to Anthranilic Acid Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Reduction of Ortho-Nitro-Benzoic Acid to Anthranilic Acid
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The melting point was found to "be 219*^ C.
PORTION £.
Silver nitrate was added giving a "black precipitate of silver anthranilate. HpS was then allowed to pass through the solution for one hour at a pressure of two inches of v/ater. There was no vlsahle change in the nature of the precipitate "but it was supposed and afterwards proven that the silver precipitate was AggS. The filtrate was allowed to evaporate in the vacuum oven which left a dirty yellow mass, amphorous in structure and having ...a melting point of 223° C.
PORTIOn 3.
Lead- nitrate was next employed, giving a white precipitate. Upon the addition of H S the white color turned black. The solution was filtered and the filtrate evaporated as before. The residue this time was brown having a crystalline form and 23.
melting at 220° C.
PCRTIOK 4.
Mercuric nitrate also gave a precipitate white in color, which upon the addition of the H„S darkened considerahly. This was likewise filtered and the filtrate evaporated as before.
What to read after Reduction of Ortho-Nitro-Benzoic Acid to Anthranilic Acid?
You can find similar books in the "Read Also" column, or choose other free books by Pfafflin, E. W to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
The melting point was found to "be 219*^ C.
PORTION £.
Silver nitrate was added giving a "black precipitate of silver anthranilate. HpS was then allowed to pass through the solution for one hour at a pressure of two inches of v/ater. There was no vlsahle change in the nature of the precipitate "but it was supposed and afterwards proven that the silver precipitate was AggS. The filtrate was allowed to evaporate in the vacuum oven which left a dirty yellow mass, amphorous in structure and having ...a melting point of 223° C.
PORTIOn 3.
Lead- nitrate was next employed, giving a white precipitate. Upon the addition of H S the white color turned black. The solution was filtered and the filtrate evaporated as before. The residue this time was brown having a crystalline form and 23.
melting at 220° C.
PCRTIOK 4.
Mercuric nitrate also gave a precipitate white in color, which upon the addition of the H„S darkened considerahly. This was likewise filtered and the filtrate evaporated as before.
What to read after Reduction of Ortho-Nitro-Benzoic Acid to Anthranilic Acid?
You can find similar books in the "Read Also" column, or choose other free books by Pfafflin, E. W to read onlineMoreLess
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