DE1272302B - Verfahren zur Reinigung von 4, 4'-Dihydroxydiphenylpropan-(2, 2) - Google Patents
Verfahren zur Reinigung von 4, 4'-Dihydroxydiphenylpropan-(2, 2)Info
- Publication number
- DE1272302B DE1272302B DEP1272A DE1272302A DE1272302B DE 1272302 B DE1272302 B DE 1272302B DE P1272 A DEP1272 A DE P1272A DE 1272302 A DE1272302 A DE 1272302A DE 1272302 B DE1272302 B DE 1272302B
- Authority
- DE
- Germany
- Prior art keywords
- dihydroxydiphenylpropane
- water
- mixture
- crude
- organic solvent
- 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 17
- 238000000746 purification Methods 0.000 title claims description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 17
- 239000003960 organic solvent Substances 0.000 claims description 14
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 8
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 claims description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000009835 boiling Methods 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 5
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 4
- 239000011780 sodium chloride Substances 0.000 claims description 4
- 239000008096 xylene Substances 0.000 claims description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000001256 steam distillation Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 12
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 11
- 230000008018 melting Effects 0.000 description 9
- 238000002844 melting Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000012044 organic layer Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0492—Applications, solvents used
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1272302X | 1960-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1272302B true DE1272302B (de) | 1968-07-11 |
Family
ID=19872794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEP1272A Pending DE1272302B (de) | 1960-02-12 | 1961-02-13 | Verfahren zur Reinigung von 4, 4'-Dihydroxydiphenylpropan-(2, 2) |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1272302B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| NL (2) | NL103426C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1130825A (fr) * | 1954-09-06 | 1957-02-12 | Rheinpreussen Ag | Procédé de préparation de bêta-bêta-bis-(4-oxyphényl)-propane très pur |
-
0
- NL NL248384D patent/NL248384A/xx unknown
- NL NL103426D patent/NL103426C/xx active
-
1961
- 1961-02-13 DE DEP1272A patent/DE1272302B/de active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1130825A (fr) * | 1954-09-06 | 1957-02-12 | Rheinpreussen Ag | Procédé de préparation de bêta-bêta-bis-(4-oxyphényl)-propane très pur |
Also Published As
| Publication number | Publication date |
|---|---|
| NL103426C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| NL248384A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69124546T2 (de) | Verfahren zur Herstellung von N-Phenylmaleinimid | |
| DE2105040A1 (de) | Einstufiges Kristallisationsverfahren zur Abtrennung von p-Xylol von hoher Reinheit | |
| DE1272302B (de) | Verfahren zur Reinigung von 4, 4'-Dihydroxydiphenylpropan-(2, 2) | |
| DE3141455A1 (de) | Verfahren zum isolieren von 4,4'-dihydroxydiphenylsulfon | |
| EP0518155A1 (de) | Verfahren zur Reinigung von rohem 2-Mercaptobenzthiazol | |
| DE2524747B2 (de) | Verfahren zur Isolierung von 1,5-/1,8-Dinitroanthrachinon mit einem hohen Gehalt an a , a '-Dinitroverbindungen | |
| DE2819228C3 (de) | Verfahren zur Gewinnung von 11-Cyanundecansäure, Cyclohexanon und epsilon- Caprolactam | |
| DE2539027A1 (de) | Verfahren zum reinigen von diaminomaleinsaeuredinitril | |
| DE2224505C3 (de) | Verfahren zur Reinigung von Caprolactam | |
| DE971483C (de) | Verfahren zur Reinigung von p-toluylsaeurehaltiger Terephthalsaeure | |
| DE2319493A1 (de) | Verfahren zur herstellung eines optisch aktiven alpha-phenyl-glycinbenzolsulfonats durch optische aufspaltung von dl-alphaphenylglycinbenzolsulfonat | |
| DE2256644C2 (de) | Verfahren zur Herstellung von reinem 1-Nitro-anthrachinon | |
| DE3930055C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE735322C (de) | Verfahren zur Entfaerbung von gereinigten, hochsiedenden Teerkohlenwasserstoffen | |
| DE955144C (de) | Verfahren zur Trennung von Terephthalsaeure-p-Toluylsaeuregemischen | |
| CH646936A5 (de) | Verfahren zur herstellung von dicamba mit einem hohen gehalt. | |
| DE963330C (de) | Verfahren zur Gewinnung von reiner Pimelinsaeure | |
| DE942508C (de) | Verfahren zur Herstellung von reinem ª†-Hesachlorcyclohexan | |
| DE2307310A1 (de) | Verfahren zur reinigung von diaminomaleonitril | |
| DE1015422B (de) | Verfahren zum Reinigen von Terephthalsaeure | |
| DE1054459B (de) | Verfahren zur Herstellung reiner, monomerer Methylolverbindungen des Melamins | |
| DE580513C (de) | Verfahren zur Gewinnung von Benzanthron und seinen Derivaten | |
| AT286980B (de) | Verfahren zur Herstellung von neuen 3,5-Dioxopyrazolidinderivaten | |
| DE570271C (de) | Verfahren zur Trennung von Phenolgemischen | |
| DE621964C (de) | Verfahren zur Herstellung von Barbitursaeuren |