CH677489A5 - - Google Patents
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- Publication number
- CH677489A5 CH677489A5 CH146289A CH146289A CH677489A5 CH 677489 A5 CH677489 A5 CH 677489A5 CH 146289 A CH146289 A CH 146289A CH 146289 A CH146289 A CH 146289A CH 677489 A5 CH677489 A5 CH 677489A5
- Authority
- CH
- Switzerland
- Prior art keywords
- cyanamide
- catalyst
- hydrogenation
- acetic acid
- acetate
- Prior art date
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 86
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 claims description 66
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 59
- 239000003054 catalyst Substances 0.000 claims description 47
- 238000005984 hydrogenation reaction Methods 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
- XPOLVIIHTDKJRY-UHFFFAOYSA-N acetic acid;methanimidamide Chemical compound NC=N.CC(O)=O XPOLVIIHTDKJRY-UHFFFAOYSA-N 0.000 claims description 28
- 239000001257 hydrogen Substances 0.000 claims description 27
- 229910052739 hydrogen Inorganic materials 0.000 claims description 27
- 229910052763 palladium Inorganic materials 0.000 claims description 26
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 10
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 239000007900 aqueous suspension Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 39
- 239000000243 solution Substances 0.000 description 26
- 229960000583 acetic acid Drugs 0.000 description 23
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 13
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 238000004458 analytical method Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- PNKUSGQVOMIXLU-UHFFFAOYSA-N Formamidine Chemical compound NC=N PNKUSGQVOMIXLU-UHFFFAOYSA-N 0.000 description 6
- 239000004202 carbamide Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- UXGBPZGIVXGUFA-UHFFFAOYSA-N 1-(hydroxymethyl)-3-methylurea Chemical compound CNC(=O)NCO UXGBPZGIVXGUFA-UHFFFAOYSA-N 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- 238000001291 vacuum drying Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 150000002431 hydrogen Chemical class 0.000 description 4
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000001476 alcoholic effect Effects 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 2
- XZOMKPUMHJNJMH-UHFFFAOYSA-N methanimidamide;sulfuric acid Chemical compound NC=N.OS(O)(=O)=O XZOMKPUMHJNJMH-UHFFFAOYSA-N 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 2
- -1 2.62% by weight Chemical compound 0.000 description 1
- NYYSPVRERVXMLJ-UHFFFAOYSA-N 4,4-difluorocyclohexan-1-one Chemical compound FC1(F)CCC(=O)CC1 NYYSPVRERVXMLJ-UHFFFAOYSA-N 0.000 description 1
- OEJWQRAWUVWBIE-UHFFFAOYSA-N C(=N)N.[Cl] Chemical compound C(=N)N.[Cl] OEJWQRAWUVWBIE-UHFFFAOYSA-N 0.000 description 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- RLAHWVDQYNDAGG-UHFFFAOYSA-N Methanetriol Chemical compound OC(O)O RLAHWVDQYNDAGG-UHFFFAOYSA-N 0.000 description 1
- 239000007868 Raney catalyst Substances 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- NMVVJCLUYUWBSZ-UHFFFAOYSA-N aminomethylideneazanium;chloride Chemical compound Cl.NC=N NMVVJCLUYUWBSZ-UHFFFAOYSA-N 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- HLXVERDKKMHKLD-UHFFFAOYSA-N formylazanium;acetate Chemical compound NC=O.CC(O)=O HLXVERDKKMHKLD-UHFFFAOYSA-N 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 239000011814 protection agent Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C257/00—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines
- C07C257/10—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines
- C07C257/12—Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines having carbon atoms of amidino groups bound to hydrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883808767 DE3808767C2 (de) | 1988-03-16 | 1988-03-16 | Verfahren zur Herstellung von Formamidinacetat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH677489A5 true CH677489A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-05-31 |
Family
ID=6349872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH146289A CH677489A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-03-16 | 1989-04-18 |
Country Status (3)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19910093A1 (de) * | 1999-03-08 | 2000-09-21 | Sueddeutsche Kalkstickstoff | Formamidin-Salze, Verfahren zu ihrer Herstellung und deren Verwendung |
| DE102021103580A1 (de) | 2021-02-16 | 2022-08-18 | Alzchem Trostberg Gmbh | Verfahren zur Herstellung von Formamidinacetat |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1568144A1 (de) * | 1966-07-20 | 1970-04-09 | Basf Ag | Verfahren zur Herstellung von Amidinsalzen |
| DE4001160A1 (de) * | 1990-01-17 | 1991-07-18 | Huels Chemische Werke Ag | Verfahren zur darstellung von amidin-carbonsaeuresalzen |
-
1988
- 1988-03-16 DE DE19883808767 patent/DE3808767C2/de not_active Expired - Fee Related
-
1989
- 1989-04-10 AT AT83589A patent/AT391468B/de not_active IP Right Cessation
- 1989-04-18 CH CH146289A patent/CH677489A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE3808767C2 (de) | 2003-04-03 |
| DE3808767A1 (de) | 1989-09-28 |
| ATA83589A (de) | 1990-04-15 |
| AT391468B (de) | 1990-10-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |