NL188470C - Werkwijze voor het isomeriseren van de cis,cis- en cis,trans-isomeren van di-(p-aminocyclohexyl)-methaan. - Google Patents
Werkwijze voor het isomeriseren van de cis,cis- en cis,trans-isomeren van di-(p-aminocyclohexyl)-methaan.Info
- Publication number
- NL188470C NL188470C NLAANVRAGE7709747,A NL7709747A NL188470C NL 188470 C NL188470 C NL 188470C NL 7709747 A NL7709747 A NL 7709747A NL 188470 C NL188470 C NL 188470C
- Authority
- NL
- Netherlands
- Prior art keywords
- cis
- isomerizing
- aminocyclohexyl
- methane
- trans isomers
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/33—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of rings other than six-membered aromatic rings
- C07C211/34—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of rings other than six-membered aromatic rings of a saturated carbon skeleton
- C07C211/36—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of rings other than six-membered aromatic rings of a saturated carbon skeleton containing at least two amino groups bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/01—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms
- C07C211/16—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of a saturated carbon skeleton containing rings other than six-membered aromatic rings
- C07C211/18—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of a saturated carbon skeleton containing rings other than six-membered aromatic rings containing at least two amino groups bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C251/00—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C251/00—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton
- C07C251/02—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton containing imino groups
- C07C251/24—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton containing imino groups having carbon atoms of imino groups bound to carbon atoms of six-membered aromatic rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/724,585 US4020104A (en) | 1976-09-20 | 1976-09-20 | Process for isomerizing cis,cis- and cis,trans-isomers of di-(p-aminocyclohexyl)methane to the corresponding trans,trans-isomer |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7709747A NL7709747A (nl) | 1978-03-22 |
| NL188470B NL188470B (nl) | 1992-02-03 |
| NL188470C true NL188470C (nl) | 1992-07-01 |
Family
ID=24911013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7709747,A NL188470C (nl) | 1976-09-20 | 1977-09-05 | Werkwijze voor het isomeriseren van de cis,cis- en cis,trans-isomeren van di-(p-aminocyclohexyl)-methaan. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4020104A (nl) |
| JP (2) | JPS5814428B2 (nl) |
| DE (1) | DE2741386C3 (nl) |
| FR (2) | FR2364891A1 (nl) |
| GB (1) | GB1555590A (nl) |
| NL (1) | NL188470C (nl) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63123888U (nl) * | 1987-02-03 | 1988-08-11 | ||
| US6121493A (en) * | 1993-03-30 | 2000-09-19 | Air Products And Chemicals, Inc. | Isomerization of cyclohexylamines to produce their thermodynamic isomeric form |
| US6140540A (en) * | 1993-04-06 | 2000-10-31 | Air Products And Chemicals, Inc. | Hydrogenation of aromatic amines to produce their ring hydrogenated counterparts |
| KR101774352B1 (ko) * | 2013-09-17 | 2017-09-04 | 미쯔비시 가스 케미칼 컴파니, 인코포레이티드 | 비스(아미노메틸)시클로헥산의 이성화 방법 |
| JP6739754B2 (ja) | 2015-03-09 | 2020-08-12 | 三菱瓦斯化学株式会社 | ジアミノジシクロヘキシルメタンの異性化方法 |
| CN109535007A (zh) * | 2018-11-07 | 2019-03-29 | 万华化学集团股份有限公司 | 一种二氨基二环己基甲烷同分异构体分离方法 |
| US20230250047A1 (en) * | 2020-07-08 | 2023-08-10 | Mitsubishi Gas Chemical Company, Inc. | Method for isomerizing aliphatic diamine, method for producing diisocyanate, method for producing polyurethane, and polyurethane |
| CN116075572A (zh) | 2020-10-19 | 2023-05-05 | Sika技术股份公司 | 脂环族醛亚胺混合物 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB725875A (en) * | 1952-05-29 | 1955-03-09 | Rudolf Grewe | Process for the manufacture of n-methyl-ª-cyclohexen-(1)-yl-ethylamine and intermediates for the preparation thereof |
| US2849487A (en) * | 1957-05-06 | 1958-08-26 | Dow Chemical Co | Nu, nu'-alkanediylidenebis (bicyclohexyl)-4-amines |
| CH515882A (de) * | 1965-12-23 | 1971-11-30 | Du Pont | Verfahren zur Herstellung von 4,4'-Methylen-di-(cyclohexylamin) |
| DE2036502C3 (de) * | 1970-07-23 | 1974-07-04 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Erhöhung des trans, trans-Anteils in Bis-(p-aminocyclohexyl) -propan |
| DE2038023A1 (en) * | 1970-07-31 | 1972-02-03 | Trans,trans - isomer sepn - from bis-(p-amino cycloheyl)-alkane mixtu | |
| GB1364395A (en) * | 1972-01-10 | 1974-08-21 | Du Pont | Treatment of bis 4-aminocyclohexyl methane salts |
| DE2218647A1 (de) * | 1972-04-18 | 1973-10-25 | Thomae Gmbh Dr K | Neues verfahren zur herstellung von n-(trans-4-hydroxy-cyclohexyl)-(2-amino3,5-dibrom-benzyl)-amin |
| US3856862A (en) * | 1973-06-25 | 1974-12-24 | Upjohn Co | Process for hydrogenation of di(4-aminophenyl)methane with a rhodium catalyst |
-
1976
- 1976-09-20 US US05/724,585 patent/US4020104A/en not_active Expired - Lifetime
-
1977
- 1977-09-05 GB GB36995/77A patent/GB1555590A/en not_active Expired
- 1977-09-05 NL NLAANVRAGE7709747,A patent/NL188470C/nl not_active IP Right Cessation
- 1977-09-14 DE DE2741386A patent/DE2741386C3/de not_active Expired
- 1977-09-19 FR FR7728154A patent/FR2364891A1/fr active Granted
- 1977-09-19 JP JP52111694A patent/JPS5814428B2/ja not_active Expired
-
1978
- 1978-01-17 FR FR7801198A patent/FR2364892A1/fr active Granted
-
1980
- 1980-11-14 JP JP55160674A patent/JPS5925779B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5699447A (en) | 1981-08-10 |
| FR2364892B1 (nl) | 1984-02-24 |
| FR2364892A1 (fr) | 1978-04-14 |
| DE2741386B2 (de) | 1981-06-04 |
| JPS5814428B2 (ja) | 1983-03-18 |
| JPS5925779B2 (ja) | 1984-06-21 |
| JPS5337649A (en) | 1978-04-06 |
| DE2741386C3 (de) | 1982-04-08 |
| FR2364891A1 (fr) | 1978-04-14 |
| US4020104A (en) | 1977-04-26 |
| GB1555590A (en) | 1979-11-14 |
| DE2741386A1 (de) | 1978-03-30 |
| NL188470B (nl) | 1992-02-03 |
| FR2364891B1 (nl) | 1981-06-12 |
| NL7709747A (nl) | 1978-03-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: DOW CHEMICAL COMPANY. THE - |
|
| V4 | Discontinued because of reaching the maximum lifetime of a patent |
Free format text: 970905 |