KR20130121949A - 4-아미노-5-플루오로-3-할로-6-(치환된)피콜리네이트의 제조 방법 - Google Patents
4-아미노-5-플루오로-3-할로-6-(치환된)피콜리네이트의 제조 방법 Download PDFInfo
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- PIBVWUSLWKKFOU-UHFFFAOYSA-N CC(C)OC(c(c(Cl)c1N)nc(-c(ccc(Cl)c2OC)c2F)c1F)=O Chemical compound CC(C)OC(c(c(Cl)c1N)nc(-c(ccc(Cl)c2OC)c2F)c1F)=O PIBVWUSLWKKFOU-UHFFFAOYSA-N 0.000 description 1
- MUCAKBKIVUFYQH-UHFFFAOYSA-N CC(C)OC(c(cc1Cl)nc(Cl)c1Cl)=O Chemical compound CC(C)OC(c(cc1Cl)nc(Cl)c1Cl)=O MUCAKBKIVUFYQH-UHFFFAOYSA-N 0.000 description 1
- KGBJGPNAVSVYJA-UHFFFAOYSA-N CC(C)OC(c(cc1F)nc(-c(ccc(Cl)c2OC)c2F)c1F)=O Chemical compound CC(C)OC(c(cc1F)nc(-c(ccc(Cl)c2OC)c2F)c1F)=O KGBJGPNAVSVYJA-UHFFFAOYSA-N 0.000 description 1
- IGUXCTGNCYQCIH-UHFFFAOYSA-N COC(c(c(Br)c1N)nc(Cl)c1F)=O Chemical compound COC(c(c(Br)c1N)nc(Cl)c1F)=O IGUXCTGNCYQCIH-UHFFFAOYSA-N 0.000 description 1
- ADYWKJVMKWUECL-UHFFFAOYSA-N O=C(c(cc1Cl)nc(Cl)c1Cl)OCc1ccccc1 Chemical compound O=C(c(cc1Cl)nc(Cl)c1Cl)OCc1ccccc1 ADYWKJVMKWUECL-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
Claims (7)
- 하기 단계 a) 내지 e)를 포함하는, 하기 화학식 I의 4-아미노-5-플루오로-3-할로-6-(치환된)피콜리네이트의 제조 방법:
<화학식 I>
(상기 화학식에서,
W는 Cl, Br 또는 I를 나타내며;
R은 할로겐, C1-C4 알킬, C1-C4 할로알킬, C1-C4 알콕시 또는 C1-C4 할로알콕시로부터 독립적으로 선택된 1 내지 4개의 치환기로 치환된 페닐, C2-C4 알케닐, 시클로프로필 또는 C1-C4 알킬을 나타내며;
R1은 C1-C12 알킬 또는 비치환 또는 치환 C7-C11 아릴알킬을 나타냄):
a) 하기 화학식 A의 4,5,6-트리클로로피콜리네이트를 플루오라이드 이온의 공급원으로 불소화하여 하기 화학식 B의 4,5,6-트리플루오로피콜리네이트를 생성하는 단계:
<화학식 A>
(상기 화학식에서, R1은 상기 정의된 바와 같음);
<화학식 B>
(상기 화학식에서, R1은 상기 정의된 바와 같음);
b) 화학식 B의 4,5,6-트리플루오로피콜리네이트를 암모니아로 아미노화시켜 하기 화학식 C의 4-아미노-5,6-디플루오로피콜리네이트를 생성하는 단계:
<화학식 C>
(상기 화학식에서, R1은 상기 정의된 바와 같음);
c) 요오다이드, 브로마이드 또는 클로라이드 공급원으로 처리하여 화학식 C의 4-아미노-5,6-디플루오로피콜리네이트의 6-위치에서 플루오로 치환기를 요오도, 브로모 또는 클로로 치환기로 치환하여 하기 화학식 D의 4-아미노-5-플루오로-6-할로피콜리네이트를 생성하는 단계:
<화학식 D>
(상기 화학식에서, X는 Cl, Br 또는 I를 나타내며, R1은 상기 정의된 바와 같음);
d) 화학식 D의 4-아미노-5-플루오로-6-할로피콜리네이트를 할로겐 공급원으로 할로겐화하여 하기 화학식 E의 4-아미노-3,6-디할로-5-플루오로피콜리네이트를 생성하는 단계:
<화학식 E>
(상기 화학식에서, W 및 X는 독립적으로 Cl, Br 또는 I를 나타내며, R1은 상기 정의된 바와 같음);
e) 화학식 E의 4-아미노-3,6-디할로-5-플루오로피콜리네이트를 전이 금속 촉매의 존재하에서 하기 화학식 F의 아릴, 알킬 또는 알케닐 금속 화합물로 커플링시켜 화학식 I의 4-아미노-5-플루오로-3-할로-6-(치환된)피콜리네이트를 생성하는 단계:
<화학식 F>
(상기 화학식에서, R은 상기 정의된 바와 같으며, Met는 Zn-할로겐화물, Zn-R, 트리-(C1-C4 알킬)주석, 구리 또는 B(OR2)(OR3)을 나타내며, 여기서 R2 및 R3은 서로 독립적으로 수소, C1-C4 알킬이거나, 또는 함께 에틸렌 또는 프로필렌 기를 형성함). - 제1항에 있어서, a) 산으로 양성자화시켜 염을 형성하고, b) 결정화, 침전 또는 추출에 의하여 염을 더 높은 순도로 분리하고, c) 정제된 염을 염기로 중화시켜 정제된 중성 아민-함유 생성물 또는 중간체를 형성하여 아민-함유 생성물 또는 중간체를 정제하는 방법.
- 하기 단계 a) 내지 e)를 포함하는, 하기 화학식 I의 4-아미노-5-플루오로-3-할로-6-(치환된)피콜리네이트의 제조 방법:
<화학식 I>
(상기 화학식에서,
W는 Cl, Br 또는 I를 나타내며;
R은 할로겐, C1-C4 알킬, C1-C4 할로알킬, C1-C4 알콕시 또는 C1-C4 할로알콕시로부터 독립적으로 선택된 1 내지 4개의 치환기로 치환된 페닐, C2-C4 알케닐, 시클로프로필 또는 C1-C4 알킬을 나타내며;
R1은 C1-C12 알킬 또는 비치환 또는 치환 C7-C11 아릴알킬을 나타냄):
a) 하기 화학식 A의 4,5,6-트리클로로피콜리네이트를 플루오라이드 이온의 공급원으로 불소화하여 하기 화학식 B의 4,5,6-트리플루오로피콜리네이트 생성하는 단계:
<화학식 A>
(상기 화학식에서, R1은 상기 정의된 바와 같음);
<화학식 B>
(상기 화학식에서, R1은 상기 정의된 바와 같음);
b) 하기 화학식 B의 4,5,6-트리플루오로피콜리네이트를 암모니아로 아미노화시켜 하기 화학식 C의 4-아미노-5,6-디플루오로피콜리네이트를 생성하는 단계:
<화학식 C>
(상기 화학식에서, R1은 상기 정의된 바와 같음);
c) 요오다이드, 브로마이드 또는 클로라이드 공급원으로 처리하여 화학식 C의 4-아미노-5,6-디플루오로피콜리네이트의 6-위치에서 플루오로 치환기를 요오도, 브로모 또는 클로로 치환기로 치환하여 하기 화학식 D의 4-아미노-5-플루오로-6-할로피콜리네이트를 생성하는 단계:
<화학식 D>
(상기 화학식에서, X는 Cl, Br 또는 I를 나타내며, R1은 상기 정의된 바와 같음);
d) 화학식 D의 4-아미노-5-플루오로-6-할로피콜리네이트를 전이 금속 촉매의 존재하에서 하기 화학식 F의 아릴, 알킬 또는 알케닐 금속 화합물로 커플링시켜 하기 화학식 G의 4-아미노-5-플루오로-6-(치환된)피콜리네이트를 생성하는 단계:
<화학식 F>
(상기 화학식에서, R은 상기 정의된 바와 같으며, Met는 Zn-할로겐화물, Zn-R, 트리-(C1-C4 알킬)주석, 구리 또는 B(OR2)(OR3)을 나타내며, 여기서 R2 및 R3은 서로 독립적으로 수소, C1-C4 알킬이거나, 또는 함께 에틸렌 또는 프로필렌 기를 형성함);
<화학식 G>
(상기 화학식에서, R, R1은 상기 정의된 바와 같음);
e) 화학식 G의 4-아미노-5-플루오로-6-(치환된)피콜리네이트를 할로겐 공급원으로 할로겐화시켜 화학식 I의 4-아미노-5-플루오로-3-할로-6-(치환된)피콜리네이트를 생성하는 단계. - 제3항에 있어서, a) 산으로 양성자화시켜 염을 형성하고, b) 결정화, 침전 또는 추출에 의하여 염을 더 높은 순도로 분리하고, c) 정제된 염을 염기로 중화시켜 정제된 중성 아민-함유 생성물 또는 중간체를 형성하여 아민-함유 생성물 또는 중간체를 정제하는 방법.
- 하기 단계 a) 내지 d)를 포함하는, 하기 화학식 I의 4-아미노-5-플루오로-3-할로-6-(치환된)피콜리네이트의 제조 방법:
<화학식 I>
(상기 화학식에서,
W는 Cl, Br 또는 I를 나타내며;
R은 할로겐, C1-C4 알킬, C1-C4 할로알킬, C1-C4 알콕시 또는 C1-C4 할로알콕시로부터 독립적으로 선택된 1 내지 4개의 치환기로 치환된 페닐, C2-C4 알케닐, 시클로프로필 또는 C1-C4 알킬을 나타내며;
R1은 C1-C12 알킬 또는 비치환 또는 치환 C7-C11 아릴알킬을 나타냄):
a) 하기 화학식 A의 4,5,6-트리클로로피콜리네이트를 전이 금속 촉매의 존재하에서 하기 화학식 F의 아릴, 알킬 또는 알케닐 금속 화합물로 커플링시켜 하기 화학식 H의 4,5-디클로로-6-(치환된)피콜리네이트를 생성하는 단계:
<화학식 A>
(상기 화학식에서, R1은 상기 정의된 바와 같음);
<화학식 F>
(상기 화학식에서, R은 상기 정의된 바와 같으며, Met는 Zn-할로겐화물, Zn-R, 트리-(C1-C4 알킬)주석, 구리 또는 B(OR2)(OR3)을 나타내며, 여기서 R2 및 R3은 서로 독립적으로 수소, C1-C4 알킬이거나, 또는 함께 에틸렌 또는 프로필렌 기를 형성함);
<화학식 H>
(상기 화학식에서, R 및 R1은 상기 정의된 바와 같음);
b) 화학식 H의 4,5-디클로로-6-(치환된)피콜리네이트를 플루오라이드 이온 공급원으로 불소화시켜 하기 화학식 J의 4,5-디플루오로-6-(치환된)피콜리네이트를 생성하는 단계:
<화학식 J>
(상기 화학식에서, R1은 상기 정의된 바와 같음);
c) 화학식 J의 4,5-디플루오로-6-(치환된)피콜리네이트를 암모니아로 아미노화시켜 하기 화학식 K의 4-아미노-5-플루오로-6-(치환된)피콜리네이트를 생성하는 단계:
<화학식 K>
(상기 화학식에서, R 및 R1은 상기 정의된 바와 같음);
d) 화학식 K의 4-아미노-5-플루오로-6-(치환된)피콜리네이트를 할로겐 공급원으로 할로겐화시켜 화학식 I의 4-아미노-5-플루오로-3-할로-6-(치환된)피콜리네이트를 생성하는 단계. - 제5항에 있어서, a) 산으로 양성자화시켜 염을 형성하고, b) 결정화, 침전 또는 추출에 의하여 염을 더 높은 순도로 분리하고, c) 정제된 염을 염기로 중화시켜 정제된 중성 아민-함유 생성물 또는 중간체를 형성하여 아민-함유 생성물 또는 중간체를 정제하는 방법.
- 하기 a) 내지 d)로 이루어진 군으로부터 선택된 화합물:
a)
(상기 화학식에서, R은 할로겐, C1-C4 알킬, C1-C4 할로알킬, C1-C4 알콕시 또는 C1-C4 할로알콕시로부터 독립적으로 선택된 1 내지 4개의 치환기로 치환된 페닐, C2-C4 알케닐, 시클로프로필 또는 C1-C4 알킬을 나타내며; R1은 C1-C12 알킬 또는 비치환 또는 치환 C7-C11 아릴알킬을 나타냄);
b)
(상기 화학식에서, X는 I, Br, Cl 또는 F를 나타내며, Y1은 H, Cl, Br 또는 I를 나타내지만, 단 X가 Cl인 경우, Y1은 H, Br 또는 I이며, R1은 C1-C12 알킬 또는 비치환 또는 치환 C7-C11 아릴알킬을 나타냄);
c)
(상기 화학식에서, Y2는 H, Br 또는 I를 나타내며, R은 할로겐, C1-C4 알킬, C1-C4 할로알킬, C1-C4 알콕시 또는 C1-C4 할로알콕시로부터 독립적으로 선택된 1 내지 4개의 치환기로 치환된 페닐, C2-C4 알케닐, 시클로프로필 또는 C1-C4 알킬을 나타내며; R1은 C1-C12 알킬 또는 비치환 또는 치환 C7-C11 아릴알킬을 나타냄); 및
d)
(상기 화학식에서, R은 할로겐, C1-C4 알킬, C1-C4 할로알킬, C1-C4 알콕시 또는 C1-C4 할로알콕시로부터 독립적으로 선택된 1 내지 4개의 치환기로 치환된 페닐, C2-C4 알케닐, 시클로프로필 또는 C1-C4 알킬을 나타내며, R1은 C1-C12 알킬 또는 비치환 또는 치환 C7-C11 아릴알킬을 나타냄).
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| PCT/US2012/022291 WO2012103047A1 (en) | 2011-01-25 | 2012-01-24 | Process for the preparation of 4-amino-5-fluoro-3-halo-6-(substituted)picolinates |
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| KR20190092434A (ko) * | 2016-12-13 | 2019-08-07 | 다우 아그로사이언시즈 엘엘씨 | 벤질 4-아미노-3-클로로-5-플루오로-6-(4-클로로-2-플루오로-3-메톡시페닐)피콜리네이트 제조 방법 |
| KR20200116940A (ko) * | 2018-02-02 | 2020-10-13 | 칸토 덴카 코교 가부시키가이샤 | 수소 및 불소 및/또는 염소를 함유한 부타디엔 골격을 갖는 화합물의 제조 방법 |
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| ES2666303T3 (es) | 2011-04-29 | 2018-05-03 | University Of Washington | Composiciones terapéuticas de nucleasa y métodos |
| AR092355A1 (es) | 2012-07-24 | 2015-04-15 | Dow Agrosciences Llc | Fluoruros de fluoropicolinoilo y procesos para su preparacion |
| AR091856A1 (es) | 2012-07-24 | 2015-03-04 | Dow Agrosciences Llc | Proceso para la preparacion de 4-amino-5-fluor-3-halo-6-(substituido) picolinatos |
| TW201427596A (zh) * | 2012-08-07 | 2014-07-16 | Dow Agrosciences Llc | 除草性組成物 |
| US9096526B2 (en) * | 2012-12-13 | 2015-08-04 | Dow Agrosciences Llc | Processes for the preparation of 4-amino-3-halo-6-(substituted)picolinates and 4-amino-5-fluoro-3-halo-6-(substituted)picolinates |
| US20140170058A1 (en) * | 2012-12-13 | 2014-06-19 | Dow Agrosciences Llc | Process for the removal of palladium from 4-amino-3-halo-5-fluoro-6-(aryl) pyridine-2-carboxylates and 4-amino-3-halo-6-(aryl)pyridine-2-carboxylates |
| PL2931047T3 (pl) * | 2012-12-13 | 2018-01-31 | Dow Agrosciences Llc | Sposób wytwarzania 4-amino-5-fluoro-3-chloro-6-(podstawionych)pikolinianów |
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| PL2967057T3 (pl) * | 2013-03-15 | 2019-05-31 | Dow Agrosciences Llc | Nowe karboksylany 4-aminopirydyny i 6-aminopirymidyny jako herbicydy |
| TW201609651A (zh) | 2013-11-12 | 2016-03-16 | 陶氏農業科學公司 | 用於氟化化合物之過程(一) |
| TW201524956A (zh) * | 2013-11-12 | 2015-07-01 | Dow Agrosciences Llc | 用於氟化化合物之過程(二) |
| BR102014028162A2 (pt) * | 2013-11-12 | 2015-09-08 | Dow Agrosciences Llc | processo para fluoração de compostos |
| US9603364B2 (en) * | 2013-12-12 | 2017-03-28 | Dow Agrosciences Llc | 4-amino-6-(halo-substituted-alkyl)-picolinates and their use as herbicides |
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| TWI726900B (zh) | 2015-08-04 | 2021-05-11 | 美商陶氏農業科學公司 | 用於氟化化合物之過程 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190092434A (ko) * | 2016-12-13 | 2019-08-07 | 다우 아그로사이언시즈 엘엘씨 | 벤질 4-아미노-3-클로로-5-플루오로-6-(4-클로로-2-플루오로-3-메톡시페닐)피콜리네이트 제조 방법 |
| KR20200116940A (ko) * | 2018-02-02 | 2020-10-13 | 칸토 덴카 코교 가부시키가이샤 | 수소 및 불소 및/또는 염소를 함유한 부타디엔 골격을 갖는 화합물의 제조 방법 |
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