BE471941A - - Google Patents
Info
- Publication number
- BE471941A BE471941A BE471941DA BE471941A BE 471941 A BE471941 A BE 471941A BE 471941D A BE471941D A BE 471941DA BE 471941 A BE471941 A BE 471941A
- Authority
- BE
- Belgium
- Prior art keywords
- emi
- solution
- isomers
- temperature
- filtration
- Prior art date
Links
- 239000000203 mixture Substances 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims 1
- 238000002425 crystallisation Methods 0.000 claims 1
- 230000008025 crystallization Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- SYSQUGFVNFXIIT-UHFFFAOYSA-N n-[4-(1,3-benzoxazol-2-yl)phenyl]-4-nitrobenzenesulfonamide Chemical class C1=CC([N+](=O)[O-])=CC=C1S(=O)(=O)NC1=CC=C(C=2OC3=CC=CC=C3N=2)C=C1 SYSQUGFVNFXIIT-UHFFFAOYSA-N 0.000 claims 1
- 239000002904 solvent Substances 0.000 claims 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 238000001640 fractional crystallisation Methods 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- JLYXXMFPNIAWKQ-UHFFFAOYSA-N γ Benzene hexachloride Chemical class ClC1C(Cl)C(Cl)C(Cl)C(Cl)C1Cl JLYXXMFPNIAWKQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/392—Separation; Purification; Stabilisation; Use of additives by crystallisation; Purification or separation of the crystals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT454119T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE471941A true BE471941A (d) |
Family
ID=11256945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE471941D BE471941A (d) |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE471941A (d) |
| FR (1) | FR962951A (d) |
| IT (1) | IT454119A (d) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2486688A (en) * | 1948-04-26 | 1949-11-01 | Shell Dev | Method of deodorizing benzene hexachloride |
| US2567034A (en) * | 1947-10-22 | 1951-09-04 | Dow Chemical Co | Method for separating a fraction of benzene hexachloride rich in the gamma isomer |
| US2574165A (en) * | 1949-10-28 | 1951-11-06 | Stauffer Chemical Co | Process for the manufacture of the gamma isomer of hexachlorocyclohexane |
| US2573676A (en) * | 1948-09-07 | 1951-11-06 | Stauffer Chemical Co | Process for separating the isomers of hexachlorocyclohexane |
| US2673857A (en) * | 1949-12-08 | 1954-03-30 | Commercial Solvents Corp | Production of gamma isomer of benzene hexachloride |
| US2673883A (en) * | 1949-12-08 | 1954-03-30 | Commercial Solvents Corp | Method for the recovery of benzene hexachloride of enhanced gamma isomer content |
| US2696509A (en) * | 1946-09-06 | 1954-12-07 | Pennsylvania Salt Mfg Co | Production of benzene hexachloride |
| US2708681A (en) * | 1949-09-14 | 1955-05-17 | Solvay | Process of producing highly concentrated gamma isomer of benzene hexachloride |
| US2743282A (en) * | 1951-05-26 | 1956-04-24 | Firm Dr F Raschig G M B H | Production of pure gamma-hexachloro-cyclohexane |
-
0
- IT IT454119D patent/IT454119A/it unknown
- FR FR962951D patent/FR962951A/fr not_active Expired
- BE BE471941D patent/BE471941A/fr unknown
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2696509A (en) * | 1946-09-06 | 1954-12-07 | Pennsylvania Salt Mfg Co | Production of benzene hexachloride |
| US2567034A (en) * | 1947-10-22 | 1951-09-04 | Dow Chemical Co | Method for separating a fraction of benzene hexachloride rich in the gamma isomer |
| US2486688A (en) * | 1948-04-26 | 1949-11-01 | Shell Dev | Method of deodorizing benzene hexachloride |
| US2573676A (en) * | 1948-09-07 | 1951-11-06 | Stauffer Chemical Co | Process for separating the isomers of hexachlorocyclohexane |
| US2708681A (en) * | 1949-09-14 | 1955-05-17 | Solvay | Process of producing highly concentrated gamma isomer of benzene hexachloride |
| US2574165A (en) * | 1949-10-28 | 1951-11-06 | Stauffer Chemical Co | Process for the manufacture of the gamma isomer of hexachlorocyclohexane |
| US2673857A (en) * | 1949-12-08 | 1954-03-30 | Commercial Solvents Corp | Production of gamma isomer of benzene hexachloride |
| US2673883A (en) * | 1949-12-08 | 1954-03-30 | Commercial Solvents Corp | Method for the recovery of benzene hexachloride of enhanced gamma isomer content |
| US2743282A (en) * | 1951-05-26 | 1956-04-24 | Firm Dr F Raschig G M B H | Production of pure gamma-hexachloro-cyclohexane |
Also Published As
| Publication number | Publication date |
|---|---|
| FR962951A (d) | 1950-06-28 |
| IT454119A (d) |
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