BE615918A - - Google Patents
Info
- Publication number
- BE615918A BE615918A BE615918DA BE615918A BE 615918 A BE615918 A BE 615918A BE 615918D A BE615918D A BE 615918DA BE 615918 A BE615918 A BE 615918A
- Authority
- BE
- Belgium
- Prior art keywords
- nitrosobenzene
- hydrofluoric acid
- hydroxylamine
- phenyl
- reaction
- Prior art date
Links
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 38
- NLRKCXQQSUWLCH-UHFFFAOYSA-N nitrosobenzene Chemical compound O=NC1=CC=CC=C1 NLRKCXQQSUWLCH-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 10
- 230000008707 rearrangement Effects 0.000 claims description 10
- 238000006471 dimerization reaction Methods 0.000 claims description 7
- VWLFQZQXGSXBKM-UHFFFAOYSA-N n-(4-nitrosophenyl)-n-phenylhydroxylamine Chemical compound C=1C=C(N=O)C=CC=1N(O)C1=CC=CC=C1 VWLFQZQXGSXBKM-UHFFFAOYSA-N 0.000 claims description 7
- CKRZKMFTZCFYGB-UHFFFAOYSA-N N-phenylhydroxylamine Chemical compound ONC1=CC=CC=C1 CKRZKMFTZCFYGB-UHFFFAOYSA-N 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 239000011541 reaction mixture Substances 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 3
- 239000007800 oxidant agent Substances 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 11
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 7
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- NUMXHEUHHRTBQT-AATRIKPKSA-N 2,4-dimethoxy-1-[(e)-2-nitroethenyl]benzene Chemical compound COC1=CC=C(\C=C\[N+]([O-])=O)C(OC)=C1 NUMXHEUHHRTBQT-AATRIKPKSA-N 0.000 description 1
- JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- ATGUVEKSASEFFO-UHFFFAOYSA-N p-aminodiphenylamine Chemical compound C1=CC(N)=CC=C1NC1=CC=CC=C1 ATGUVEKSASEFFO-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- KIEOKOFEPABQKJ-UHFFFAOYSA-N sodium dichromate Chemical compound [Na+].[Na+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KIEOKOFEPABQKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE615918A true BE615918A (enrdf_load_html_response) |
Family
ID=193401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE615918D BE615918A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE615918A (enrdf_load_html_response) |
-
0
- BE BE615918D patent/BE615918A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE1008403A4 (fr) | Procede de cristallisation d'iopamidol. | |
| EP0055951B1 (fr) | Procédé pour la préparation de l'anthraquinone et de ses dérivés substitués | |
| EP0461096B1 (fr) | Procédé de fabrication de N-phénylmaléimide | |
| US20090048463A1 (en) | Process for the manufacture of iohexol | |
| BE615918A (enrdf_load_html_response) | ||
| WO2009024685A1 (fr) | Procede de preparation du fenofibrate | |
| FR3011839A1 (fr) | Procede de preparation de derives d'acetamidophenyle | |
| CA1338353C (fr) | Procede de preparation d'imides halogenes | |
| EP0184572B1 (fr) | Procédé de préparation d'acides alpha-hydroxy-alcanoiques | |
| Gortner et al. | The Stereomeric Azobenzenes. | |
| EP1196415B1 (fr) | Procede de preparation de l'acide lysergique | |
| EP0124407B1 (fr) | Procédé de préparation d'acides alkanoiques | |
| FR2466450A1 (fr) | Procede industriel de purification et d'obtention d'itanoxone de qualite pharmaceutique | |
| JP4827364B2 (ja) | ｐ−シアノフェノールの精製方法 | |
| CH627148A5 (enrdf_load_html_response) | ||
| CH476658A (fr) | Procédé pour la préparation d'une dihydroxy-dicétone | |
| EP2358665A1 (fr) | Procede de preparation de l'hemifumarate d'eplivanserine | |
| JPH09216854A (ja) | ３−クロロ−３’−ニトロ−４’−メトキシベンゾフエノンの製造方法 | |
| BE658318A (enrdf_load_html_response) | ||
| BE550990A (enrdf_load_html_response) | ||
| CH306786A (fr) | Procédé de purification du chlorhydrate de chlorotétracycline. | |
| CH654570A5 (fr) | Procede de preparation de 3,3'- ou 3,4'-diaminobenzophenone. | |
| BE520742A (enrdf_load_html_response) | ||
| BE448250A (fr) | Procédé de préparation d'éthers-sels substitués de l'acide carbamique | |
| JP2004168722A (ja) | Ｏ，Ｏ−ジメチル−Ｏ−（ｐ−シアノフェニル）ホスホロチオエートの製造方法 |