PT65921B - Process for preparing aromatic urethans - Google Patents
Process for preparing aromatic urethansInfo
- Publication number
- PT65921B PT65921B PT65921A PT6592176A PT65921B PT 65921 B PT65921 B PT 65921B PT 65921 A PT65921 A PT 65921A PT 6592176 A PT6592176 A PT 6592176A PT 65921 B PT65921 B PT 65921B
- Authority
- PT
- Portugal
- Prior art keywords
- preparing aromatic
- urethans
- aromatic urethans
- preparing
- aromatic
- Prior art date
Links
- 125000003118 aryl group Chemical group 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
- C07C271/40—Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings
- C07C271/42—Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C271/44—Esters of carbamic acids having oxygen atoms of carbamate groups bound to carbon atoms of six-membered aromatic rings with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT29960/75A IT1051034B (it) | 1975-12-03 | 1975-12-03 | Procedimento per la preparazione di uretani aromatici |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT65921A PT65921A (en) | 1977-01-01 |
| PT65921B true PT65921B (en) | 1978-06-13 |
Family
ID=11228760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT65921A PT65921B (en) | 1975-12-03 | 1976-12-02 | Process for preparing aromatic urethans |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US4097676A (pt) |
| JP (1) | JPS5271443A (pt) |
| AU (1) | AU509444B2 (pt) |
| BE (1) | BE849070A (pt) |
| BR (1) | BR7608198A (pt) |
| CA (1) | CA1088093A (pt) |
| DD (1) | DD127477A5 (pt) |
| DE (1) | DE2654939A1 (pt) |
| DK (1) | DK538676A (pt) |
| FR (1) | FR2333779A1 (pt) |
| GB (1) | GB1532028A (pt) |
| IE (1) | IE44472B1 (pt) |
| IT (1) | IT1051034B (pt) |
| LU (1) | LU76300A1 (pt) |
| MW (1) | MW4776A1 (pt) |
| NL (1) | NL7613526A (pt) |
| NO (1) | NO764110L (pt) |
| PT (1) | PT65921B (pt) |
| SE (1) | SE433610B (pt) |
| YU (1) | YU290376A (pt) |
| ZA (1) | ZA766992B (pt) |
| ZM (1) | ZM13976A1 (pt) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4258200A (en) * | 1980-03-11 | 1981-03-24 | Air Products And Chemicals, Inc. | Production of carboxylic acid amides and carbamates using cobalt catalysts |
| JPS60215660A (ja) * | 1984-04-11 | 1985-10-29 | Nippon Tokushu Noyaku Seizo Kk | ビフエニリルスルホニルウレア誘導体の製法、その中間体及び該中間体の製法 |
| JPS61134367A (ja) * | 1984-12-06 | 1986-06-21 | Nippon Tokushu Noyaku Seizo Kk | フエニルｎ−（２−ビフエニリルスルホニル）カ−バメ−トの改良製造方法 |
| IT1183332B (it) * | 1985-02-08 | 1987-10-22 | Enichem Sintesi | Procedimento per la produzione di n-metilcarbammati |
| JP2007211029A (ja) * | 1997-02-14 | 2007-08-23 | Ube Ind Ltd | カルバメートの製法 |
| US6143917A (en) * | 1997-02-14 | 2000-11-07 | Ube Industries, Ltd. | Process for producing aryl carbamates |
| JP4859255B2 (ja) * | 2006-11-17 | 2012-01-25 | 旭化成ケミカルズ株式会社 | イソシアネートの製造方法 |
| TW200844080A (en) * | 2007-01-11 | 2008-11-16 | Asahi Kasei Chemicals Corp | Process for producing isocyanate |
| JP2007224046A (ja) * | 2007-05-23 | 2007-09-06 | Ube Ind Ltd | カルバメートの製造法 |
| CN101868445B (zh) | 2007-11-19 | 2014-06-18 | 旭化成化学株式会社 | 异氰酸酯和芳香族羟基化合物的制造方法 |
| BRPI0822694B1 (pt) * | 2008-05-15 | 2018-11-27 | Asahi Kasei Chemicals Corp | processo para produzir um isocianato |
| KR101363232B1 (ko) * | 2008-05-15 | 2014-02-12 | 아사히 가세이 케미칼즈 가부시키가이샤 | 탄산디아릴을 이용하는 이소시아네이트의 제조 방법 |
| EP2439191B1 (en) | 2009-08-21 | 2017-01-25 | Asahi Kasei Kabushiki Kaisha | Method for producing n-substituted carbamic acid ester, method for producing isocyanate using n-substituted carbamic acid ester, and composition for transferring and storing n-substituted carbamic acid ester containing n-substituted carbamic acid ester and aromatic hydroxy compound |
| TWI504584B (zh) | 2011-02-21 | 2015-10-21 | Asahi Kasei Chemicals Corp | 羰基化合物之製造方法 |
| CN106349110A (zh) * | 2015-07-17 | 2017-01-25 | 大东树脂化学股份有限公司 | 制备脂肪族二异氰酸酯的二步法及一锅化合成法 |
| WO2018212206A1 (ja) | 2017-05-15 | 2018-11-22 | 旭化成株式会社 | イソシアネートの製造方法 |
| WO2023080257A1 (ja) | 2021-11-08 | 2023-05-11 | 旭化成株式会社 | イソシアネート化合物の製造方法、カルバメート化合物の製造方法、アミン化合物の回収方法、イソシアネート組成物 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE624305A (pt) * | 1960-07-20 | |||
| CH513822A (de) * | 1968-05-25 | 1971-10-15 | Bayer Ag | Verfahren zur Herstellung von Indanyl-N-methylcarbaminsäureestern |
-
1975
- 1975-12-03 IT IT29960/75A patent/IT1051034B/it active
-
1976
- 1976-11-19 AU AU19801/76A patent/AU509444B2/en not_active Expired
- 1976-11-22 US US05/744,109 patent/US4097676A/en not_active Expired - Lifetime
- 1976-11-23 ZA ZA766992A patent/ZA766992B/xx unknown
- 1976-11-24 CA CA266,423A patent/CA1088093A/en not_active Expired
- 1976-11-26 YU YU02903/76A patent/YU290376A/xx unknown
- 1976-11-29 GB GB49727/76A patent/GB1532028A/en not_active Expired
- 1976-11-29 MW MW47/76A patent/MW4776A1/xx unknown
- 1976-11-30 DK DK538676A patent/DK538676A/da not_active Application Discontinuation
- 1976-12-01 LU LU76300A patent/LU76300A1/xx unknown
- 1976-12-01 DD DD196062A patent/DD127477A5/xx unknown
- 1976-12-01 NO NO764110A patent/NO764110L/no unknown
- 1976-12-02 BR BR7608198A patent/BR7608198A/pt unknown
- 1976-12-02 FR FR7636338A patent/FR2333779A1/fr active Granted
- 1976-12-02 PT PT65921A patent/PT65921B/pt unknown
- 1976-12-03 JP JP51144819A patent/JPS5271443A/ja active Pending
- 1976-12-03 BE BE172977A patent/BE849070A/xx not_active IP Right Cessation
- 1976-12-03 SE SE7613628A patent/SE433610B/xx unknown
- 1976-12-03 IE IE2666/76A patent/IE44472B1/en unknown
- 1976-12-03 NL NL7613526A patent/NL7613526A/xx not_active Application Discontinuation
- 1976-12-03 DE DE19762654939 patent/DE2654939A1/de active Pending
- 1976-12-03 ZM ZM139/76A patent/ZM13976A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| YU290376A (en) | 1982-05-31 |
| BR7608198A (pt) | 1977-11-22 |
| MW4776A1 (en) | 1978-02-08 |
| AU1980176A (en) | 1978-05-25 |
| IE44472B1 (en) | 1981-12-16 |
| JPS5271443A (en) | 1977-06-14 |
| BE849070A (fr) | 1977-06-03 |
| PT65921A (en) | 1977-01-01 |
| FR2333779A1 (fr) | 1977-07-01 |
| DK538676A (da) | 1977-06-04 |
| SE433610B (sv) | 1984-06-04 |
| IE44472L (en) | 1977-06-03 |
| DD127477A5 (pt) | 1977-09-28 |
| FR2333779B1 (pt) | 1980-06-20 |
| US4097676A (en) | 1978-06-27 |
| ZA766992B (en) | 1977-10-26 |
| AU509444B2 (en) | 1980-05-15 |
| IT1051034B (it) | 1981-04-21 |
| DE2654939A1 (de) | 1977-06-16 |
| NO764110L (pt) | 1977-06-06 |
| LU76300A1 (pt) | 1977-06-09 |
| SE7613628L (sv) | 1977-06-04 |
| ZM13976A1 (en) | 1977-09-21 |
| GB1532028A (en) | 1978-11-15 |
| CA1088093A (en) | 1980-10-21 |
| NL7613526A (nl) | 1977-06-07 |
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