JPS6156230B2 - - Google Patents
Info
- Publication number
- JPS6156230B2 JPS6156230B2 JP6365578A JP6365578A JPS6156230B2 JP S6156230 B2 JPS6156230 B2 JP S6156230B2 JP 6365578 A JP6365578 A JP 6365578A JP 6365578 A JP6365578 A JP 6365578A JP S6156230 B2 JPS6156230 B2 JP S6156230B2
- Authority
- JP
- Japan
- Prior art keywords
- compound
- crystals
- acid
- producing
- product
- 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.)
- Expired
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 21
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- -1 dicyanopyrazine compound Chemical class 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000013078 crystal Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000005457 ice water Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- DPZSNGJNFHWQDC-ARJAWSKDSA-N (z)-2,3-diaminobut-2-enedinitrile Chemical compound N#CC(/N)=C(/N)C#N DPZSNGJNFHWQDC-ARJAWSKDSA-N 0.000 description 2
- HYELGFFHLBUUOH-UHFFFAOYSA-N 3-cyanopyrazine-2-carboxamide Chemical compound NC(=O)C1=NC=CN=C1C#N HYELGFFHLBUUOH-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- VPRRXMCIOHZBCX-UHFFFAOYSA-N 5,6-dimethylpyrazine-2,3-dicarbonitrile Chemical compound CC1=NC(C#N)=C(C#N)N=C1C VPRRXMCIOHZBCX-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000005392 carboxamide group Chemical group NC(=O)* 0.000 description 1
- 150000003857 carboxamides Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- OTVZGAXESBAAQQ-UHFFFAOYSA-N pyrazine-2,3-dicarbonitrile Chemical compound N#CC1=NC=CN=C1C#N OTVZGAXESBAAQQ-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 235000015393 sodium molybdate Nutrition 0.000 description 1
- 239000011684 sodium molybdate Substances 0.000 description 1
- TVXXNOYZHKPKGW-UHFFFAOYSA-N sodium molybdate (anhydrous) Chemical compound [Na+].[Na+].[O-][Mo]([O-])(=O)=O TVXXNOYZHKPKGW-UHFFFAOYSA-N 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6365578A JPS54154776A (en) | 1978-05-27 | 1978-05-27 | Preparation of cyano-pyrazinecarboxamide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6365578A JPS54154776A (en) | 1978-05-27 | 1978-05-27 | Preparation of cyano-pyrazinecarboxamide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54154776A JPS54154776A (en) | 1979-12-06 |
| JPS6156230B2 true JPS6156230B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-12-01 |
Family
ID=13235570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6365578A Granted JPS54154776A (en) | 1978-05-27 | 1978-05-27 | Preparation of cyano-pyrazinecarboxamide |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS54154776A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1978
- 1978-05-27 JP JP6365578A patent/JPS54154776A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54154776A (en) | 1979-12-06 |
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