JPH0372214B2 - - Google Patents
Info
- Publication number
- JPH0372214B2 JPH0372214B2 JP10119984A JP10119984A JPH0372214B2 JP H0372214 B2 JPH0372214 B2 JP H0372214B2 JP 10119984 A JP10119984 A JP 10119984A JP 10119984 A JP10119984 A JP 10119984A JP H0372214 B2 JPH0372214 B2 JP H0372214B2
- Authority
- JP
- Japan
- Prior art keywords
- imidazole
- reaction
- glyoxal
- ammonia
- formalin
- 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
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 72
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 claims description 26
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 claims description 22
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 19
- 229940015043 glyoxal Drugs 0.000 claims description 14
- 229910021529 ammonia Inorganic materials 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 20
- 239000007864 aqueous solution Substances 0.000 description 12
- 239000002994 raw material Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 238000004821 distillation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000012736 aqueous medium Substances 0.000 description 3
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 3
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10119984A JPS60246373A (ja) | 1984-05-18 | 1984-05-18 | イミダゾ−ルの製造法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10119984A JPS60246373A (ja) | 1984-05-18 | 1984-05-18 | イミダゾ−ルの製造法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60246373A JPS60246373A (ja) | 1985-12-06 |
| JPH0372214B2 true JPH0372214B2 (enrdf_load_stackoverflow) | 1991-11-18 |
Family
ID=14294262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10119984A Granted JPS60246373A (ja) | 1984-05-18 | 1984-05-18 | イミダゾ−ルの製造法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60246373A (enrdf_load_stackoverflow) |
-
1984
- 1984-05-18 JP JP10119984A patent/JPS60246373A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60246373A (ja) | 1985-12-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |