CH415588A - Verfahren zum Reinigen von aliphatischen Nitrilen - Google Patents
Verfahren zum Reinigen von aliphatischen NitrilenInfo
- Publication number
- CH415588A CH415588A CH6786458A CH6786458A CH415588A CH 415588 A CH415588 A CH 415588A CH 6786458 A CH6786458 A CH 6786458A CH 6786458 A CH6786458 A CH 6786458A CH 415588 A CH415588 A CH 415588A
- Authority
- CH
- Switzerland
- Prior art keywords
- adiponitrile
- nitric acid
- treated
- potassium permanganate
- dependent
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 25
- -1 aliphatic nitriles Chemical class 0.000 title claims description 13
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 claims description 69
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 46
- 229910017604 nitric acid Inorganic materials 0.000 claims description 46
- 239000012286 potassium permanganate Substances 0.000 claims description 32
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 24
- 150000002825 nitriles Chemical class 0.000 claims description 23
- 239000012535 impurity Substances 0.000 claims description 22
- 239000000243 solution Substances 0.000 claims description 12
- 238000004821 distillation Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 8
- 239000012670 alkaline solution Substances 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 7
- 229910001854 alkali hydroxide Inorganic materials 0.000 claims 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims 1
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 26
- 238000004519 manufacturing process Methods 0.000 description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 9
- 239000002253 acid Substances 0.000 description 9
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 8
- 239000004677 Nylon Substances 0.000 description 7
- 230000005484 gravity Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 229920001778 nylon Polymers 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000000746 purification Methods 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- 239000001361 adipic acid Substances 0.000 description 4
- 235000011037 adipic acid Nutrition 0.000 description 4
- 125000001931 aliphatic group Chemical group 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000004448 titration Methods 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 241001550224 Apha Species 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- JFCQEDHGNNZCLN-UHFFFAOYSA-N anhydrous glutaric acid Natural products OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- BGTOWKSIORTVQH-HOSYLAQJSA-N cyclopentanone Chemical class O=[13C]1CCCC1 BGTOWKSIORTVQH-HOSYLAQJSA-N 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- CXMXRPHRNRROMY-UHFFFAOYSA-N n-Decanedioic acid Natural products OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 1
- 239000012476 oxidizable substance Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000013014 purified material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US705790A US2920099A (en) | 1957-12-30 | 1957-12-30 | Purification of aliphatic nitriles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH415588A true CH415588A (de) | 1966-06-30 |
Family
ID=24834958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH6786458A CH415588A (de) | 1957-12-30 | 1958-12-30 | Verfahren zum Reinigen von aliphatischen Nitrilen |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2920099A (en, 2012) |
| CH (1) | CH415588A (en, 2012) |
| SE (1) | SE218686C1 (en, 2012) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1190929C2 (de) * | 1963-08-17 | 1973-07-19 | Basf Ag | Verfahren zur Reinigung von Adipinsaeuredinitril |
| US3775258A (en) * | 1972-04-27 | 1973-11-27 | Du Pont Canada | Purification of adiponitrile |
| JPS57109757A (en) | 1980-12-27 | 1982-07-08 | Mitsubishi Petrochem Co Ltd | Purification of 2-methyleneglutaronitrile |
| US20050101581A1 (en) * | 2002-08-28 | 2005-05-12 | Reading Christopher L. | Therapeutic treatment methods 2 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2286559A (en) * | 1940-02-29 | 1942-06-16 | Shell Dev | Oxidation of alicyclic ketones |
| US2305103A (en) * | 1941-05-20 | 1942-12-15 | Du Pont | Purification of nitriles |
| US2478243A (en) * | 1946-06-03 | 1949-08-09 | Union Oil Co | Process of nitrating olefins |
-
1957
- 1957-12-30 US US705790A patent/US2920099A/en not_active Expired - Lifetime
-
1958
- 1958-12-23 SE SE1194658A patent/SE218686C1/sl unknown
- 1958-12-30 CH CH6786458A patent/CH415588A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2920099A (en) | 1960-01-05 |
| SE218686C1 (en, 2012) | 1968-02-13 |
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