KR910002878B1 - 티아졸 화합물의 제조방법 - Google Patents
티아졸 화합물의 제조방법 Download PDFInfo
- Publication number
- KR910002878B1 KR910002878B1 KR1019870006020A KR870006020A KR910002878B1 KR 910002878 B1 KR910002878 B1 KR 910002878B1 KR 1019870006020 A KR1019870006020 A KR 1019870006020A KR 870006020 A KR870006020 A KR 870006020A KR 910002878 B1 KR910002878 B1 KR 910002878B1
- Authority
- KR
- South Korea
- Prior art keywords
- formula
- compound
- syn
- temperature
- reaction
- 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.)
- Expired
Links
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
- C07D277/22—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 only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
- C07D277/28—Radicals substituted by nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Thiazole And Isothizaole Compounds (AREA)
Abstract
Description
Claims (4)
- 다음 구조식(Ⅰ)의 티아졸화합물을 제조함에 있어서, 먼저 다음 구조식(Ⅱ)의 아세틸아세톤을 니트로소화 및 알킬화하여 다음 구조식(Ⅲ)의 2,4-디옥소-3-알콕시이미노펜탄을 제조하고, 이를 유기용매하에서 2당량의 할로겐화물로 할로겐화시켜 다음 구조식(Ⅳ)의 2,4-디케토-1,5-디할로-3-알콕시이미노펜탄을 제조한 다음, 제조된 상기 구조식(Ⅳ)화합물을 1당량의 티오우레아 유도체와 환화반응시켜서 다음 구조식(V)의 [3-(2-아미노티아졸-4-일)-3-Syn-알콕시이미노-1-할로-2-옥소]프로판을 제조하고, 여기에다 피리딘을 가하여 다음 구조식(Ⅵ)의 [3-(2-아미노티아졸-4-일)-3-Syn-알콕시이미노-2-옥소-1-N-피리디늄)프로판·할라이드를 제조한후, 상기 구조식(Ⅵ)화합물을 강염기로 가수분해하므로서 제조되는 것을 특징으로하는 다음 구조식(Ⅰ)의 티아졸화합물을 제조하는 방법.이때, R1은 수소 또는 통상의 아미노보호기이고, R2는 수소 또는 탄소수가 1 내지 6인 저급알킬기를 나타내며 X는 Cl, Br, I등의 할로겐원소이다.
- 제1항에 있어서, 유기용매로는 디클로로메탄, 클로로포름, 테트라클로로메탄, 1,2-디클로로에탄중에서 선택된 어느하나를 사용하며, 그 양은 상기 구조식(Ⅲ)화합물에 대하여 35 내지 40배 만큼 사용하는 것을 특징으로하는 방법.
- 제1항에 있어서, 환화반응은 0℃ 내지 5℃의 온도에서 실시하는 것을 특징으로하는 방법.
- 제1항에 있어서, 가수분해는 40℃ 내지 45℃의 온도에서 실시하는 것을 특징으로하는 방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019870006020A KR910002878B1 (ko) | 1987-06-15 | 1987-06-15 | 티아졸 화합물의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019870006020A KR910002878B1 (ko) | 1987-06-15 | 1987-06-15 | 티아졸 화합물의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR890000450A KR890000450A (ko) | 1989-03-14 |
| KR910002878B1 true KR910002878B1 (ko) | 1991-05-09 |
Family
ID=19262106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019870006020A Expired KR910002878B1 (ko) | 1987-06-15 | 1987-06-15 | 티아졸 화합물의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR910002878B1 (ko) |
-
1987
- 1987-06-15 KR KR1019870006020A patent/KR910002878B1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR890000450A (ko) | 1989-03-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS626718B2 (ko) | ||
| KR910002878B1 (ko) | 티아졸 화합물의 제조방법 | |
| KR940010179B1 (ko) | 니트로 에텐 유도체의 제조방법 | |
| KR100656636B1 (ko) | 6-메틸-2-(4-메틸-페닐)-이미다조[1,2-a]피리딘-3-(N,N-디메틸-아세트아미드) 및 중간체의 제조 방법 | |
| HU215605B (hu) | Új eljárás imidazo-piridin-származékok előállítására | |
| US6861522B2 (en) | Process for the manufacture of thiazole derivatives with pesticidal activity | |
| JP3720637B2 (ja) | 新規ニトロイソウレア誘導体 | |
| US5334725A (en) | 2-aminomethyl-4-exomethylenethiazoline epoxides | |
| AU2002221751A1 (en) | Process for the manufacture of thiazole derivatives with pesticidal activity | |
| KR100412248B1 (ko) | 선택적으로2-치환된5-클로로이미다졸-4-카르브알데히드의제조방법 | |
| US6069256A (en) | Process for the preparation of nizatidine | |
| IL93393A (en) | Process for the preparation of omicron-carboxypyridyl and omicron-carboxyquinolyl- imidazolinones | |
| KR860000767B1 (ko) | 니자티딘의 합성법 | |
| JPH11130752A (ja) | ヘテロアリールカルボン酸アミド類およびエステル類の製造方法 | |
| KR860001568B1 (ko) | 선택적 설폰화 방법에 의한 페닐렌디아민 유도체의 제조 방법 | |
| KR890002253B1 (ko) | 티아졸 화합물의 제조방법 | |
| US5162534A (en) | Process for the preparation of thiazoline derivatives | |
| KR100361824B1 (ko) | 2-아미노티아졸카르복사미드유도체의제조방법 | |
| SU471711A3 (ru) | Способ получени производных -аминоакриловой кислоты | |
| US4587344A (en) | Isothiourea synthesis process | |
| EP0515121B1 (en) | Process for preparing intermediates to nizatidine and related compounds | |
| KR900003407B1 (ko) | 실릴화합물 및 그 제조방법 | |
| KR0130941B1 (ko) | 세펨 유도체를 제조하는 방법 | |
| KR870001793B1 (ko) | N-설파모일-3-(2-구아니디노티아졸-4-일메틸티오)프로피온아미딘 유도체의 제조방법 | |
| SU465007A3 (ru) | Способ получени сложных эфиров 2-алкилтиазол-5-карбоновой кислоты |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
|
| R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
|
| P11-X000 | Amendment of application requested |
St.27 status event code: A-2-2-P10-P11-nap-X000 |
|
| P13-X000 | Application amended |
St.27 status event code: A-2-2-P10-P13-nap-X000 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| A201 | Request for examination | ||
| PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
|
| G160 | Decision to publish patent application | ||
| PG1605 | Publication of application before grant of patent |
St.27 status event code: A-2-2-Q10-Q13-nap-PG1605 |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
St.27 status event code: A-1-2-D10-D22-exm-PE0701 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
St.27 status event code: A-2-4-F10-F11-exm-PR0701 |
|
| PR1002 | Payment of registration fee |
St.27 status event code: A-2-2-U10-U11-oth-PR1002 Fee payment year number: 1 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 4 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 5 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 6 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 7 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 8 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 9 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 10 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 11 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 12 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 13 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| FPAY | Annual fee payment |
Payment date: 20040115 Year of fee payment: 14 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 14 |
|
| LAPS | Lapse due to unpaid annual fee | ||
| PC1903 | Unpaid annual fee |
St.27 status event code: A-4-4-U10-U13-oth-PC1903 Not in force date: 20050510 Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
| PC1903 | Unpaid annual fee |
St.27 status event code: N-4-6-H10-H13-oth-PC1903 Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE Not in force date: 20050510 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-4-4-P10-P22-nap-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |