SU170052A1 - - Google Patents

Info

Publication number

SU170052A1

SU170052A1 SU887861A SU887861A SU170052A1 SU 170052 A1 SU170052 A1 SU 170052A1 SU 887861 A SU887861 A SU 887861A SU 887861 A SU887861 A SU 887861A SU 170052 A1 SU170052 A1 SU 170052A1

Authority

SU

USSR - Soviet Union

Prior art keywords

acid

ester

sulfuric acid

hours

product

Prior art date

Links

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• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
• RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
• PBAYDYUZOSNJGU-UHFFFAOYSA-N chelidonic acid Natural products OC(=O)C1=CC(=O)C=C(C(O)=O)O1 PBAYDYUZOSNJGU-UHFFFAOYSA-N 0.000 claims description 6
• 239000002253 acid Substances 0.000 claims description 4
• 238000000034 method Methods 0.000 claims description 4
• -1 chelidonic acid monoethyl ester Chemical class 0.000 claims description 3
• 238000010438 heat treatment Methods 0.000 claims description 3
• 238000002360 preparation method Methods 0.000 claims 1
• QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
• MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
• 239000000047 product Substances 0.000 description 3
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
• CEQFOVLGLXCDCX-UHFFFAOYSA-N 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid Chemical compound C1=CC(N(C)C)=CC=C1N=NC1=CC=CC=C1C(O)=O CEQFOVLGLXCDCX-UHFFFAOYSA-N 0.000 description 2
• CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
• HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
• LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
• FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
• 238000002425 crystallisation Methods 0.000 description 2
• 230000008025 crystallization Effects 0.000 description 2
• 238000006386 neutralization reaction Methods 0.000 description 2
• OXQGTIUCKGYOAA-UHFFFAOYSA-N 2-Ethylbutanoic acid Chemical compound CCC(CC)C(O)=O OXQGTIUCKGYOAA-UHFFFAOYSA-N 0.000 description 1
• UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
• VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
• 239000001110 calcium chloride Substances 0.000 description 1
• 229910001628 calcium chloride Inorganic materials 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
• 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 235000006408 oxalic acid Nutrition 0.000 description 1
• 239000002244 precipitate Substances 0.000 description 1
• 238000010992 reflux Methods 0.000 description 1
• 239000011780 sodium chloride Substances 0.000 description 1