KR0129115B1 - 3-브로모캠퍼의 제조방법 - Google Patents
3-브로모캠퍼의 제조방법Info
- Publication number
- KR0129115B1 KR0129115B1 KR1019940021919A KR19940021919A KR0129115B1 KR 0129115 B1 KR0129115 B1 KR 0129115B1 KR 1019940021919 A KR1019940021919 A KR 1019940021919A KR 19940021919 A KR19940021919 A KR 19940021919A KR 0129115 B1 KR0129115 B1 KR 0129115B1
- Authority
- KR
- South Korea
- Prior art keywords
- camphor
- mole
- amount
- organic solvent
- solvent
- Prior art date
Links
- NJQADTYRAYFBJN-UHFFFAOYSA-N 2-bromo-4,7,7-trimethylbicyclo[2.2.1]heptan-3-one Chemical compound C1CC2(C)C(=O)C(Br)C1C2(C)C NJQADTYRAYFBJN-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 40
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 36
- DSSYKIVIOFKYAU-XCBNKYQSSA-N (R)-camphor Chemical compound C1C[C@@]2(C)C(=O)C[C@@H]1C2(C)C DSSYKIVIOFKYAU-XCBNKYQSSA-N 0.000 claims abstract description 23
- 241000723346 Cinnamomum camphora Species 0.000 claims abstract description 23
- 229960000846 camphor Drugs 0.000 claims abstract description 23
- 229930008380 camphor Natural products 0.000 claims abstract description 23
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical compound BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003960 organic solvent Substances 0.000 claims abstract description 15
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims abstract description 14
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 11
- 239000002904 solvent Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000012046 mixed solvent Substances 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 20
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 15
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052794 bromium Inorganic materials 0.000 claims description 14
- 238000010992 reflux Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 8
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 4
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 4
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 4
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 2
- 239000000920 calcium hydroxide Substances 0.000 claims description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 2
- 125000000896 monocarboxylic acid group Chemical group 0.000 claims description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 2
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 claims description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims 3
- 238000001816 cooling Methods 0.000 abstract description 7
- 238000010189 synthetic method Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 description 8
- 238000001953 recrystallisation Methods 0.000 description 8
- NJQADTYRAYFBJN-FWWHASMVSA-N (1s,2s,4r)-2-bromo-4,7,7-trimethylbicyclo[2.2.1]heptan-3-one Chemical class C1C[C@@]2(C)C(=O)[C@@H](Br)[C@@H]1C2(C)C NJQADTYRAYFBJN-FWWHASMVSA-N 0.000 description 7
- 239000006227 byproduct Substances 0.000 description 7
- 239000007810 chemical reaction solvent Substances 0.000 description 5
- OFAQZCPBQBALHS-UHFFFAOYSA-N 2,2-dibromo-4,7,7-trimethylbicyclo[2.2.1]heptan-3-one Chemical compound C1CC2(C)C(=O)C(Br)(Br)C1C2(C)C OFAQZCPBQBALHS-UHFFFAOYSA-N 0.000 description 4
- 238000007256 debromination reaction Methods 0.000 description 4
- 238000004821 distillation Methods 0.000 description 4
- 238000004817 gas chromatography Methods 0.000 description 4
- 238000006317 isomerization reaction Methods 0.000 description 4
- 238000013019 agitation Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- IDJOCJAIQSKSOP-UHFFFAOYSA-N 2,2-dichloroethanol Chemical compound OCC(Cl)Cl IDJOCJAIQSKSOP-UHFFFAOYSA-N 0.000 description 2
- -1 and the like Chemical compound 0.000 description 2
- 238000005893 bromination reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007867 post-reaction treatment Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/385—Saturated compounds containing a keto group being part of a ring
- C07C49/457—Saturated compounds containing a keto group being part of a ring containing halogen
- C07C49/467—Saturated compounds containing a keto group being part of a ring containing halogen polycyclic
- C07C49/473—Saturated compounds containing a keto group being part of a ring containing halogen polycyclic a keto group being part of a condensed ring system
- C07C49/477—Saturated compounds containing a keto group being part of a ring containing halogen polycyclic a keto group being part of a condensed ring system having two rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (13)
- 하기 구조식(Ⅰ)로 표시된 3-브로모캠퍼의 제조방법에 있어서, 하기 구조식(Ⅱ)로 표시되는 캠퍼와 브롬을 유기용매하에서 1∼8시간 반응시킨 후 감압증류시켜 상기 용매를 제거한 다음, 물과 알콜의 혼합용매 및 염기를 부가하여 환류시키고, 환류 종료 후 천천히 상온까지 냉각시켜 재결정시키는 것을 특징으로 하는 3-브로모캠퍼 제조방법.
- 제1항에 있어서, 상기 유기용매가 에탄올(C2H5OH), 디클로로에탄(CIH2CH|2CI), 사염화탄산(CCI4), 프로판올(C3H7OH),클로로포름(CHCI3), 메탄올(CH|3OH), 디클로로메탄(CH2CI2), 헥산(C6H14) 클로헥산(C6H12) 또는 초산(CH3COOH)임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제2항에 있어서, 상기 유기용매가 에탄올, 사염화탄소, 디클로로에탄, 사이클로헥산 또는 초산임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제1항에 또는 제2항에 있어서, 상기 유기용매의 사용량이 캠퍼 0.1몰당 0.5∼8.0ml임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제4항에 있어서, 상기 유기용매의 사용량이 캠퍼 0.1 몰당 1.0∼3.0ml임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제1항에 있어서, 상기 염기가 수산화나트륨(NaOH), 수산화칼륨(KOH), 피리딘(C5H10N), 수산화리튬(LiOH), 메톡시나트륨(NaOCH3), 에톡시나트륨(NaOC2H5) 또는 수산화칼슘(Ca(OH)2)임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제6항에 있어서, 상기 염기가 수산화나트륨, 수산화칼륨, 수산화칼슘 또는 수산화리튬임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제1항에 또는 제6항에 있어서, 상기 염기의 사용량이 캠퍼 0.1몰당 0.01∼0.10몰임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제8항에 있어서, 상기 염가의 사용량이 캠퍼 0,1몰당 0.03∼0,05몰임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제1항에 있어서, 상기 브롬의 사용량이 캠퍼 0.1몰당 0.09∼0.20몰임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제10항에 있어서, 상기 브롬의 사용량이 캠퍼 0.1몰당 0.10∼0.13몰임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제1항에 있어서, 상기 반응온도가 60∼110℃임을 특징으로 하는 3-브로모캠퍼의 제조방법.
- 제12항에 있어서, 상기 혼합용매가 60∼95%에탄올임을 특징으로 하는 3-브로모캠퍼의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940021919A KR0129115B1 (ko) | 1994-08-31 | 1994-08-31 | 3-브로모캠퍼의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940021919A KR0129115B1 (ko) | 1994-08-31 | 1994-08-31 | 3-브로모캠퍼의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960007525A KR960007525A (ko) | 1996-03-22 |
KR0129115B1 true KR0129115B1 (ko) | 1998-04-07 |
Family
ID=19391777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940021919A KR0129115B1 (ko) | 1994-08-31 | 1994-08-31 | 3-브로모캠퍼의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0129115B1 (ko) |
-
1994
- 1994-08-31 KR KR1019940021919A patent/KR0129115B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR960007525A (ko) | 1996-03-22 |
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