AR036754A1 - Procedimiento para la preparacion de isocianatos del acido arilsulfonico - Google Patents
Procedimiento para la preparacion de isocianatos del acido arilsulfonicoInfo
- Publication number
- AR036754A1 AR036754A1 ARP020103775A ARP020103775A AR036754A1 AR 036754 A1 AR036754 A1 AR 036754A1 AR P020103775 A ARP020103775 A AR P020103775A AR P020103775 A ARP020103775 A AR P020103775A AR 036754 A1 AR036754 A1 AR 036754A1
- Authority
- AR
- Argentina
- Prior art keywords
- acid
- preparation
- phosgene
- reaction zone
- arilsulfonic
- Prior art date
Links
- 239000002253 acid Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 abstract 3
- 125000004421 aryl sulphonamide group Chemical group 0.000 abstract 2
- 239000012948 isocyanate Substances 0.000 abstract 2
- 230000009466 transformation Effects 0.000 abstract 2
- -1 alkyl isocyanate Chemical class 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 150000002513 isocyanates Chemical class 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/36—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids
- C07C303/40—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids by reactions not involving the formation of sulfonamide groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Procedimiento para la preparación de isocianatos del ácido arilsulfónico por transformación de una arilsulfonamida con fosgeno, en donde se alimenta en una zona de reacción la arilsulfonamida y una cantidad catalíticamente activa de un isocianato de alquilo, formándose en forma intermedia una alquilarilsulfonilurea, y se realiza la adición dosificada de fosgeno a la zona de reacción, en donde: a) la transformación se realiza en presencia de una cantidad catalíticamente activa de un ácido protónico, el cual presenta por lo menos un grupo hidroxilo capaz de protólisis, o una sal del mismo; y/o b) la adición dosificada del fosgeno se realiza de tal manera que durante el tiempo de dosificación no se pasa por debajo de una concentración de alquilarilsulfonilurea de 100 ppm en la zona de reacción.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10150368A DE10150368A1 (de) | 2001-10-11 | 2001-10-11 | Verfahren zur Herstellung von Arylsulfonsäureisocyanaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR036754A1 true AR036754A1 (es) | 2004-09-29 |
Family
ID=7702271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP020103775A AR036754A1 (es) | 2001-10-11 | 2002-10-07 | Procedimiento para la preparacion de isocianatos del acido arilsulfonico |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US6949672B2 (es) |
| EP (1) | EP1438286B1 (es) |
| JP (1) | JP3978181B2 (es) |
| KR (1) | KR100925573B1 (es) |
| CN (1) | CN1277814C (es) |
| AR (1) | AR036754A1 (es) |
| AT (1) | ATE466837T1 (es) |
| BR (1) | BR0213145A (es) |
| CA (1) | CA2462528C (es) |
| DE (2) | DE10150368A1 (es) |
| DK (1) | DK1438286T3 (es) |
| EA (1) | EA006399B1 (es) |
| ES (1) | ES2343680T3 (es) |
| HU (1) | HU230232B1 (es) |
| IL (2) | IL160999A0 (es) |
| MX (1) | MXPA04002761A (es) |
| PL (1) | PL207035B1 (es) |
| SI (1) | SI1438286T1 (es) |
| UA (1) | UA75471C2 (es) |
| WO (1) | WO2003033459A1 (es) |
| ZA (1) | ZA200403527B (es) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102816043A (zh) * | 2011-06-07 | 2012-12-12 | 安徽广信农化股份有限公司 | 磺酰基异氰酸酯的生产方法 |
| CN109824554B (zh) * | 2017-11-23 | 2021-11-19 | 北京颖泰嘉和生物科技股份有限公司 | 异氰酸苯基磺酰酯的制备方法 |
| CN108395383B (zh) * | 2018-04-17 | 2020-10-16 | 湖南国发精细化工科技有限公司 | 叔丁基异氰酸酯的合成方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE790361A (fr) | 1971-10-23 | 1973-04-20 | Bayer Ag | Procede de preparation de sulfonylisocyanates organiques |
| DE2450083A1 (de) | 1974-10-22 | 1976-04-29 | Hoechst Ag | Verfahren zur herstellung von aromatischen sulfonylisocyanaten |
| BR8003393A (pt) | 1979-06-04 | 1980-12-30 | Du Pont | Processo para preparar um isocianato de arilsulfonila |
| US4379769A (en) * | 1979-06-04 | 1983-04-12 | E. I. Du Pont De Nemours And Company | Process for preparing arylsulfonyl isocyanates by phosgenation of arylsulfonamides |
| DE69512524T2 (de) * | 1994-08-29 | 2000-05-04 | E.I. Du Pont De Nemours And Co., Wilmington | Verbessertes verfahren zur herstellung von sulfonyl isocyanaten |
| JP3742995B2 (ja) * | 1995-06-09 | 2006-02-08 | 日本曹達株式会社 | 芳香族スルホニルイソシアナートの製造方法 |
-
2001
- 2001-10-11 DE DE10150368A patent/DE10150368A1/de not_active Withdrawn
-
2002
- 2002-10-07 AR ARP020103775A patent/AR036754A1/es active IP Right Grant
- 2002-10-10 CA CA2462528A patent/CA2462528C/en not_active Expired - Fee Related
- 2002-10-10 SI SI200230910T patent/SI1438286T1/sl unknown
- 2002-10-10 UA UA20040503461A patent/UA75471C2/uk unknown
- 2002-10-10 WO PCT/EP2002/011379 patent/WO2003033459A1/de not_active Ceased
- 2002-10-10 BR BR0213145-5A patent/BR0213145A/pt not_active IP Right Cessation
- 2002-10-10 AT AT02801325T patent/ATE466837T1/de active
- 2002-10-10 EA EA200400484A patent/EA006399B1/ru not_active IP Right Cessation
- 2002-10-10 DK DK02801325.8T patent/DK1438286T3/da active
- 2002-10-10 EP EP02801325A patent/EP1438286B1/de not_active Expired - Lifetime
- 2002-10-10 KR KR1020047005229A patent/KR100925573B1/ko not_active Expired - Fee Related
- 2002-10-10 MX MXPA04002761A patent/MXPA04002761A/es active IP Right Grant
- 2002-10-10 JP JP2003536200A patent/JP3978181B2/ja not_active Expired - Fee Related
- 2002-10-10 ES ES02801325T patent/ES2343680T3/es not_active Expired - Lifetime
- 2002-10-10 US US10/491,420 patent/US6949672B2/en not_active Expired - Lifetime
- 2002-10-10 PL PL368983A patent/PL207035B1/pl unknown
- 2002-10-10 CN CNB028199065A patent/CN1277814C/zh not_active Expired - Lifetime
- 2002-10-10 DE DE50214417T patent/DE50214417D1/de not_active Expired - Lifetime
- 2002-10-10 HU HU0401666A patent/HU230232B1/hu not_active IP Right Cessation
- 2002-10-10 IL IL16099902A patent/IL160999A0/xx unknown
-
2004
- 2004-03-22 IL IL160999A patent/IL160999A/en active IP Right Grant
- 2004-05-10 ZA ZA200403527A patent/ZA200403527B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MXPA04002761A (es) | 2004-06-29 |
| HU230232B1 (hu) | 2015-10-28 |
| IL160999A0 (en) | 2004-08-31 |
| CA2462528C (en) | 2010-09-28 |
| WO2003033459A1 (de) | 2003-04-24 |
| IL160999A (en) | 2009-09-01 |
| ES2343680T3 (es) | 2010-08-06 |
| ZA200403527B (en) | 2005-05-10 |
| US20040199011A1 (en) | 2004-10-07 |
| PL368983A1 (en) | 2005-04-04 |
| CN1277814C (zh) | 2006-10-04 |
| EA006399B1 (ru) | 2005-12-29 |
| JP3978181B2 (ja) | 2007-09-19 |
| KR20050035136A (ko) | 2005-04-15 |
| SI1438286T1 (sl) | 2010-08-31 |
| US6949672B2 (en) | 2005-09-27 |
| ATE466837T1 (de) | 2010-05-15 |
| HUP0401666A2 (hu) | 2004-12-28 |
| KR100925573B1 (ko) | 2009-11-06 |
| DK1438286T3 (da) | 2010-08-16 |
| PL207035B1 (pl) | 2010-10-29 |
| EP1438286A1 (de) | 2004-07-21 |
| CA2462528A1 (en) | 2003-04-24 |
| DE50214417D1 (de) | 2010-06-17 |
| JP2005505619A (ja) | 2005-02-24 |
| EP1438286B1 (de) | 2010-05-05 |
| UA75471C2 (en) | 2006-04-17 |
| DE10150368A1 (de) | 2003-05-22 |
| BR0213145A (pt) | 2004-10-19 |
| EA200400484A1 (ru) | 2004-08-26 |
| CN1564810A (zh) | 2005-01-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Grant, registration |