JP2005306855A - 2−クロロ−5−クロロメチル−1,3−チアゾールの精製方法 - Google Patents
2−クロロ−5−クロロメチル−1,3−チアゾールの精製方法 Download PDFInfo
- Publication number
- JP2005306855A JP2005306855A JP2005066477A JP2005066477A JP2005306855A JP 2005306855 A JP2005306855 A JP 2005306855A JP 2005066477 A JP2005066477 A JP 2005066477A JP 2005066477 A JP2005066477 A JP 2005066477A JP 2005306855 A JP2005306855 A JP 2005306855A
- Authority
- JP
- Japan
- Prior art keywords
- distillation
- purification method
- chloromethyl
- chloro
- thiazole
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 43
- VRMUIVKEHJSADG-UHFFFAOYSA-N 2-chloro-5-(chloromethyl)-1,3-thiazole Chemical compound ClCC1=CN=C(Cl)S1 VRMUIVKEHJSADG-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 238000007670 refining Methods 0.000 title abstract 3
- 238000004821 distillation Methods 0.000 claims abstract description 40
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000012043 crude product Substances 0.000 claims abstract description 17
- 238000000746 purification Methods 0.000 claims description 27
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 11
- 239000012320 chlorinating reagent Substances 0.000 claims description 7
- 229910052801 chlorine Inorganic materials 0.000 claims description 6
- 150000002540 isothiocyanates Chemical class 0.000 claims description 5
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 27
- 238000010992 reflux Methods 0.000 description 16
- 239000012535 impurity Substances 0.000 description 13
- 239000000203 mixture Substances 0.000 description 7
- DGBFPSVUFUDQNA-UHFFFAOYSA-N 2-chloro-3-isothiocyanatoprop-1-ene Chemical compound ClC(=C)CN=C=S DGBFPSVUFUDQNA-UHFFFAOYSA-N 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- 239000007810 chemical reaction solvent Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 2
- 239000012295 chemical reaction liquid Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 1
- SFCQVEDGNZVACI-UHFFFAOYSA-N CC(CN=C=S)=C Chemical compound CC(CN=C=S)=C SFCQVEDGNZVACI-UHFFFAOYSA-N 0.000 description 1
- 206010015946 Eye irritation Diseases 0.000 description 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 1
- 206010040880 Skin irritation Diseases 0.000 description 1
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229940117389 dichlorobenzene Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 231100000013 eye irritation Toxicity 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229940078552 o-xylene Drugs 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000036556 skin irritation Effects 0.000 description 1
- 231100000475 skin irritation Toxicity 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
- C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D277/32—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
Description
[1] 式(I):
[2] 低級アルコールでの処理を、2−クロロ−5−クロロメチル−1,3−チアゾールの粗生成物に低級アルコールを添加し、攪拌して行う前記[1]記載の精製方法、
[3] 2−クロロ−5−クロロメチル−1,3−チアゾールの粗生成物が、一般式(II):
[4] 2−クロロ−5−クロロメチル−1,3−チアゾールの粗生成物が反応液から溶媒を留去して得られる残渣である前記[3]記載の精製方法、
[5] 低級アルコールがメタノールである前記[1]〜[4]のいずれかに記載の精製方法、および
[6] Halが塩素原子である前記[3]〜[5]のいずれかに記載の精製方法、
である。
2−クロロアリルイソチオシアネート1022kgとトルエン1298kgを混合し、混合物を45℃に加温し、これに塩化スルフリル1095kgを3時間で滴下した。45℃で2時間、さらに80℃で1時間攪拌した後、減圧下に加熱してトルエン1169kgを留去、回収した。濃縮残渣を39℃に冷却後、メタノール22kgを加えた。60℃で1時間攪拌後に、初留128kgを分留し、さらに減圧蒸留(主留時の還流比が0の全留出条件、缶内圧力0.7〜1.0kPa、トップ温度71〜95℃)を18時間行うことにより、純度98.3%のCCTを956kg得た(収率78%)。
2−クロロアリルイソチオシアネート1000kgとトルエン1297kgを混合し、混合物を45℃に加温し、これに塩化スルフリル1071kgを3時間で滴下して加えた。45℃で2時間、さらに80℃で1時間攪拌した後、減圧下に加熱してトルエン1169kgを留去、回収した。濃縮残渣を38℃に冷却後、メタノール22kgを加えた。60℃で1時間攪拌後に、初留120kgを分留し、さらに減圧蒸留(主留時の還流比が0の全留出条件、缶内圧力0.5〜1.6kPa、トップ温度72〜91℃)を18時間行うことにより、純度98.3%のCCTを970kg得た(収率81%)。
2−クロロアリルイソチオシアネート1066kgとトルエン1297kgを混合し、混合物を45℃に加温し、これに塩化スルフリル1131kgを3時間で滴下して加えた。45℃で2時間、さらに80℃で1時間攪拌した後、減圧下に加熱してトルエン1170kgを留去、回収した。濃縮残渣から初留101kgを分留し、さらに減圧蒸留(主留時の還流比が0の全留出条件、缶内圧力0.8〜1.3kPa、トップ温度71〜88℃)を23時間行うことにより、純度91.4%のCCTを964kg得た(収率70%)。
2−クロロアリルイソチオシアネート1021kgとトルエン1296kgを混合し、混合物を45℃に加温し、これに塩化スルフリル1092kgを3時間で滴下して加えた。45℃で2時間、さらに80℃で1時間攪拌した後、減圧下に加熱してトルエン1114kgを留去、回収した。濃縮残渣から初留82kgを分留し、さらに減圧蒸留(主留時の還流比を(還流量/留去量)=(前半25/120)→(後半70/70)の精製条件、缶内圧力1.1〜1.5kPa、トップ温度80〜90℃)を45時間行うことにより、純度98.0%のCCTを911kg得た(収率74%)。
Claims (6)
- 低級アルコールでの処理を、2−クロロ−5−クロロメチル−1,3−チアゾールの粗生成物に低級アルコールを添加し、攪拌して行う請求項1記載の精製方法。
- 2−クロロ−5−クロロメチル−1,3−チアゾールの粗生成物が反応液から溶媒を留去して得られる残渣である請求項3記載の精製方法。
- 低級アルコールがメタノールである請求項1〜4のいずれかに記載の精製方法。
- Halが塩素原子である請求項3〜5のいずれかに記載の精製方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005066477A JP4843232B2 (ja) | 2004-03-22 | 2005-03-10 | 2−クロロ−5−クロロメチル−1,3−チアゾールの精製方法 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004081810 | 2004-03-22 | ||
JP2004081810 | 2004-03-22 | ||
JP2005066477A JP4843232B2 (ja) | 2004-03-22 | 2005-03-10 | 2−クロロ−5−クロロメチル−1,3−チアゾールの精製方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005306855A true JP2005306855A (ja) | 2005-11-04 |
JP4843232B2 JP4843232B2 (ja) | 2011-12-21 |
Family
ID=34993620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005066477A Expired - Fee Related JP4843232B2 (ja) | 2004-03-22 | 2005-03-10 | 2−クロロ−5−クロロメチル−1,3−チアゾールの精製方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US7531067B2 (ja) |
EP (1) | EP1728787B1 (ja) |
JP (1) | JP4843232B2 (ja) |
KR (1) | KR101147946B1 (ja) |
BR (1) | BRPI0508698B1 (ja) |
DE (1) | DE602005026107D1 (ja) |
TW (1) | TWI361189B (ja) |
WO (1) | WO2005090321A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5066808B2 (ja) * | 2006-01-13 | 2012-11-07 | 住友化学株式会社 | チアゾール化合物の製造方法 |
CN105294595B (zh) * | 2015-11-20 | 2017-09-22 | 河北德瑞化工有限公司 | 一种避免2‑氯‑5‑氯甲基噻唑高温分解的方法 |
CN106278969B (zh) * | 2016-06-03 | 2018-09-04 | 江西邦浦医药化工有限公司 | 一种绿色合成1-异硫氰酸基-2-氯-2-丙烯的方法 |
CN112480023A (zh) * | 2020-12-09 | 2021-03-12 | 怀仁市普惠生物科技有限公司 | 一种二氯五氯甲基噻唑合成方法 |
CN114409612B (zh) * | 2021-12-24 | 2023-04-25 | 江苏中旗科技股份有限公司 | 一种高含量2-氯-5-氯甲基噻唑的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6383079A (ja) * | 1986-09-17 | 1988-04-13 | バイエル・アクチエンゲゼルシヤフト | 2−クロル−5−クロルメチルチアゾールの製造法 |
JPH04234864A (ja) * | 1990-03-16 | 1992-08-24 | Takeda Chem Ind Ltd | 2−クロロチアゾール類の製造方法 |
JPH09316062A (ja) * | 1996-05-24 | 1997-12-09 | Kuraray Co Ltd | 2−クロロ−5−クロロメチル−1,3−チアゾールの精製方法 |
JP2000247963A (ja) * | 1999-02-26 | 2000-09-12 | Bayer Ag | 2−クロロ−5−クロロメチルチアゾールの製造方法 |
JP2002255948A (ja) * | 2000-12-28 | 2002-09-11 | Takeda Chem Ind Ltd | 2−クロロ−5−クロロメチルチアゾールの製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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FR1495259A (ja) * | 1965-09-28 | 1967-12-18 | ||
DE3940794A1 (de) * | 1989-12-09 | 1991-06-13 | Bayer Ag | 4-substituierte 5-chlor-2-hydrazinothiazole |
GB9518824D0 (en) * | 1995-09-14 | 1995-11-15 | Fine Organics Ltd | Preparation of substituted thiazoles |
IN182219B (ja) | 1996-02-21 | 1999-02-06 | Kuraray Co | |
JP4234864B2 (ja) | 1999-10-08 | 2009-03-04 | バンドー化学株式会社 | 突起付きベルト及びその製造方法 |
AT408756B (de) * | 2000-05-23 | 2002-03-25 | Dsm Fine Chem Austria Gmbh | Verfahren zur herstellung von 2-chlor-5-chlormethyl-1,3-thiazol |
MXPA03001179A (es) * | 2000-08-10 | 2003-06-30 | Bayer Cropscience Ag | Modelo industrial de cinturon tequilero. |
US6407251B1 (en) * | 2000-12-28 | 2002-06-18 | Takeda Chemical Industries, Ltd. | Process for preparing 2-chloro-5-chloromethylthiazole |
JP3251575B2 (ja) | 2001-03-19 | 2002-01-28 | 株式会社リコー | カラーインクジェット記録装置 |
-
2005
- 2005-03-10 WO PCT/JP2005/004181 patent/WO2005090321A1/ja active Application Filing
- 2005-03-10 DE DE602005026107T patent/DE602005026107D1/de active Active
- 2005-03-10 KR KR1020067019478A patent/KR101147946B1/ko active IP Right Grant
- 2005-03-10 BR BRPI0508698-1A patent/BRPI0508698B1/pt not_active IP Right Cessation
- 2005-03-10 JP JP2005066477A patent/JP4843232B2/ja not_active Expired - Fee Related
- 2005-03-10 US US10/593,464 patent/US7531067B2/en not_active Expired - Fee Related
- 2005-03-10 TW TW094107251A patent/TWI361189B/zh not_active IP Right Cessation
- 2005-03-10 EP EP05720452A patent/EP1728787B1/en not_active Not-in-force
-
2009
- 2009-03-30 US US12/385,038 patent/US7846304B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6383079A (ja) * | 1986-09-17 | 1988-04-13 | バイエル・アクチエンゲゼルシヤフト | 2−クロル−5−クロルメチルチアゾールの製造法 |
JPH04234864A (ja) * | 1990-03-16 | 1992-08-24 | Takeda Chem Ind Ltd | 2−クロロチアゾール類の製造方法 |
JPH09316062A (ja) * | 1996-05-24 | 1997-12-09 | Kuraray Co Ltd | 2−クロロ−5−クロロメチル−1,3−チアゾールの精製方法 |
JP2000247963A (ja) * | 1999-02-26 | 2000-09-12 | Bayer Ag | 2−クロロ−5−クロロメチルチアゾールの製造方法 |
JP2002255948A (ja) * | 2000-12-28 | 2002-09-11 | Takeda Chem Ind Ltd | 2−クロロ−5−クロロメチルチアゾールの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP1728787B1 (en) | 2011-01-26 |
TWI361189B (en) | 2012-04-01 |
WO2005090321A1 (ja) | 2005-09-29 |
DE602005026107D1 (de) | 2011-03-10 |
US20090200154A1 (en) | 2009-08-13 |
US20070149785A1 (en) | 2007-06-28 |
BRPI0508698B1 (pt) | 2015-06-02 |
KR101147946B1 (ko) | 2012-05-23 |
BRPI0508698A (pt) | 2007-08-21 |
EP1728787A4 (en) | 2007-10-10 |
EP1728787A1 (en) | 2006-12-06 |
JP4843232B2 (ja) | 2011-12-21 |
KR20070011317A (ko) | 2007-01-24 |
US7531067B2 (en) | 2009-05-12 |
TW200531966A (en) | 2005-10-01 |
US7846304B2 (en) | 2010-12-07 |
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