DE764896A - - Google Patents

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Publication number

DE764896A

DE764896A DE764896A DE 764896 A DE764896 A DE 764896A DE 764896 A DE764896 A DE 764896A

Authority

DE

Germany

Prior art keywords

parts

weight

pyrazolone

diazo

solution

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

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• 150000008049 diazo compounds Chemical class 0.000 claims description 6
• 238000000034 method Methods 0.000 claims description 4
• 238000002360 preparation method Methods 0.000 claims description 2
• VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
• 239000002244 precipitate Substances 0.000 description 3
• DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
• FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
• 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 2
• 238000004519 manufacturing process Methods 0.000 description 2
• 229910052708 sodium Inorganic materials 0.000 description 2
• 239000011734 sodium Substances 0.000 description 2
• LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
• 125000000542 sulfonic acid group Chemical group 0.000 description 2
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
• IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
• IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
• 238000001816 cooling Methods 0.000 description 1
• 239000000975 dye Substances 0.000 description 1
• 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
• JEXVQSWXXUJEMA-UHFFFAOYSA-N pyrazol-3-one Chemical class O=C1C=CN=N1 JEXVQSWXXUJEMA-UHFFFAOYSA-N 0.000 description 1
• 150000003839 salts Chemical class 0.000 description 1
• 239000011780 sodium chloride Substances 0.000 description 1
• 235000010288 sodium nitrite Nutrition 0.000 description 1
• 150000003460 sulfonic acids Chemical class 0.000 description 1