JPS6133819B2 - - Google Patents
Info
- Publication number
- JPS6133819B2 JPS6133819B2 JP5722276A JP5722276A JPS6133819B2 JP S6133819 B2 JPS6133819 B2 JP S6133819B2 JP 5722276 A JP5722276 A JP 5722276A JP 5722276 A JP5722276 A JP 5722276A JP S6133819 B2 JPS6133819 B2 JP S6133819B2
- Authority
- JP
- Japan
- Prior art keywords
- caprolactam
- amino
- chloroform
- adduct
- crystals
- 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
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 87
- BOWUOGIPSRVRSJ-UHFFFAOYSA-N 2-aminohexano-6-lactam Chemical compound NC1CCCCNC1=O BOWUOGIPSRVRSJ-UHFFFAOYSA-N 0.000 claims description 43
- 238000000034 method Methods 0.000 claims description 16
- 238000002425 crystallisation Methods 0.000 claims description 2
- 230000008025 crystallization Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 239000013078 crystal Substances 0.000 description 22
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 12
- 238000004817 gas chromatography Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- CHPSWOWDEYXTFU-UHFFFAOYSA-N n-(2-aminocyclohexylidene)hydroxylamine Chemical compound NC1CCCCC1=NO CHPSWOWDEYXTFU-UHFFFAOYSA-N 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 238000006237 Beckmann rearrangement reaction Methods 0.000 description 2
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 description 2
- 239000004472 Lysine Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000008707 rearrangement Effects 0.000 description 2
- 238000006462 rearrangement reaction Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000020776 essential amino acid Nutrition 0.000 description 1
- 239000003797 essential amino acid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Landscapes
- Other In-Based Heterocyclic Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5722276A JPS52142087A (en) | 1976-05-20 | 1976-05-20 | Purification of alpha-amino-epsilon-caprolactam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5722276A JPS52142087A (en) | 1976-05-20 | 1976-05-20 | Purification of alpha-amino-epsilon-caprolactam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52142087A JPS52142087A (en) | 1977-11-26 |
| JPS6133819B2 true JPS6133819B2 (no) | 1986-08-04 |
Family
ID=13049490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5722276A Granted JPS52142087A (en) | 1976-05-20 | 1976-05-20 | Purification of alpha-amino-epsilon-caprolactam |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS52142087A (no) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0680750U (ja) * | 1992-04-28 | 1994-11-15 | 村田機械株式会社 | ファクシミリ装置に於ける紙送り装置 |
-
1976
- 1976-05-20 JP JP5722276A patent/JPS52142087A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52142087A (en) | 1977-11-26 |
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