DE2035414A1 - Stabilisierte Propiolactone und Ver fahren zu ihrer Herstellung - Google Patents
Stabilisierte Propiolactone und Ver fahren zu ihrer HerstellungInfo
- Publication number
- DE2035414A1 DE2035414A1 DE19702035414 DE2035414A DE2035414A1 DE 2035414 A1 DE2035414 A1 DE 2035414A1 DE 19702035414 DE19702035414 DE 19702035414 DE 2035414 A DE2035414 A DE 2035414A DE 2035414 A1 DE2035414 A1 DE 2035414A1
- Authority
- DE
- Germany
- Prior art keywords
- stabilized
- sulfur dioxide
- propiolactones
- lactone
- distillation
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 15
- VEZXCJBBBCKRPI-UHFFFAOYSA-N beta-propiolactone Chemical class O=C1CCO1 VEZXCJBBBCKRPI-UHFFFAOYSA-N 0.000 title claims description 5
- 238000004519 manufacturing process Methods 0.000 title description 6
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 14
- 150000002596 lactones Chemical class 0.000 claims description 13
- 238000004821 distillation Methods 0.000 claims description 9
- 239000003381 stabilizer Substances 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 229960000380 propiolactone Drugs 0.000 claims 1
- 229910052717 sulfur Inorganic materials 0.000 claims 1
- 239000011593 sulfur Substances 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- ULKFLOVGORAZDI-UHFFFAOYSA-N 3,3-dimethyloxetan-2-one Chemical compound CC1(C)COC1=O ULKFLOVGORAZDI-UHFFFAOYSA-N 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000002781 deodorant agent Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- MXHTZQSKTCCMFG-UHFFFAOYSA-N n,n-dibenzyl-1-phenylmethanamine Chemical compound C=1C=CC=CC=1CN(CC=1C=CC=CC=1)CC1=CC=CC=C1 MXHTZQSKTCCMFG-UHFFFAOYSA-N 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- RGCLLPNLLBQHPF-HJWRWDBZSA-N phosphamidon Chemical group CCN(CC)C(=O)C(\Cl)=C(/C)OP(=O)(OC)OC RGCLLPNLLBQHPF-HJWRWDBZSA-N 0.000 description 1
- OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- TUQOTMZNTHZOKS-UHFFFAOYSA-N tributylphosphine Chemical compound CCCCP(CCCC)CCCC TUQOTMZNTHZOKS-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D315/00—Heterocyclic compounds containing rings having one oxygen atom as the only ring hetero atom according to more than one of groups C07D303/00 - C07D313/00
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3634769 | 1969-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2035414A1 true DE2035414A1 (de) | 1971-02-25 |
Family
ID=10387323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702035414 Pending DE2035414A1 (de) | 1969-07-18 | 1970-07-16 | Stabilisierte Propiolactone und Ver fahren zu ihrer Herstellung |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE753196A (enrdf_load_stackoverflow) |
| DE (1) | DE2035414A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2057750A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1257971A (enrdf_load_stackoverflow) |
| NL (1) | NL7010504A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5229405A (en) * | 1991-04-12 | 1993-07-20 | Ciba-Geigy Corporation | Use of 2-iminothiazolidin-4-one derivatives as novel pharmaceutical active ingredients |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7100545A (enrdf_load_stackoverflow) * | 1971-01-14 | 1972-07-18 |
-
1969
- 1969-07-18 GB GB1257971D patent/GB1257971A/en not_active Expired
-
1970
- 1970-07-09 BE BE753196D patent/BE753196A/nl unknown
- 1970-07-16 NL NL7010504A patent/NL7010504A/xx unknown
- 1970-07-16 FR FR7026126A patent/FR2057750A5/fr not_active Expired
- 1970-07-16 DE DE19702035414 patent/DE2035414A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5229405A (en) * | 1991-04-12 | 1993-07-20 | Ciba-Geigy Corporation | Use of 2-iminothiazolidin-4-one derivatives as novel pharmaceutical active ingredients |
Also Published As
| Publication number | Publication date |
|---|---|
| BE753196A (nl) | 1971-01-11 |
| NL7010504A (enrdf_load_stackoverflow) | 1971-01-20 |
| GB1257971A (enrdf_load_stackoverflow) | 1971-12-22 |
| FR2057750A5 (enrdf_load_stackoverflow) | 1971-05-21 |
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