BE542264A - - Google Patents
Info
- Publication number
- BE542264A BE542264A BE542264DA BE542264A BE 542264 A BE542264 A BE 542264A BE 542264D A BE542264D A BE 542264DA BE 542264 A BE542264 A BE 542264A
- Authority
- BE
- Belgium
- Prior art keywords
- isomer
- hexachlorocyclohexane
- crude
- gamma
- extraction
- Prior art date
Links
- 238000000605 extraction Methods 0.000 claims description 21
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 20
- 238000002425 crystallisation Methods 0.000 claims description 18
- 230000005712 crystallization Effects 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 18
- JLYXXMFPNIAWKQ-GNIYUCBRSA-N Lindane Chemical compound Cl[C@H]1[C@H](Cl)[C@@H](Cl)[C@@H](Cl)[C@H](Cl)[C@H]1Cl JLYXXMFPNIAWKQ-GNIYUCBRSA-N 0.000 claims description 16
- 229960002809 lindane Drugs 0.000 claims description 16
- 239000012452 mother liquor Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 11
- 239000000284 extract Substances 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 9
- 238000005406 washing Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 2
- DNIAPMSPPWPWGF-UHFFFAOYSA-N propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 239000003599 detergent Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000000749 insecticidal Effects 0.000 description 2
- 230000000979 retarding Effects 0.000 description 2
- 238000010956 selective crystallization Methods 0.000 description 2
- KFUSEUYYWQURPO-UHFFFAOYSA-N 1,2-Dichloroethene Chemical group ClC=CCl KFUSEUYYWQURPO-UHFFFAOYSA-N 0.000 description 1
- NNBZCPXTIHJBJL-UHFFFAOYSA-N Decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 description 1
- 241000539716 Mea Species 0.000 description 1
- 241000549435 Pria Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive Effects 0.000 description 1
- 230000001476 alcoholic Effects 0.000 description 1
- -1 aliphatic alcohols Chemical class 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 125000004432 carbon atoms Chemical group C* 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011068 load Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003068 static Effects 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE542264A true BE542264A (de) |
Family
ID=170997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE542264D BE542264A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE542264A (de) |
-
0
- BE BE542264D patent/BE542264A/fr unknown
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