CN114728898A - ε-己内酰胺的制造方法 - Google Patents

ε-己内酰胺的制造方法 Download PDF

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Publication number
CN114728898A
CN114728898A CN202080078754.2A CN202080078754A CN114728898A CN 114728898 A CN114728898 A CN 114728898A CN 202080078754 A CN202080078754 A CN 202080078754A CN 114728898 A CN114728898 A CN 114728898A
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CN
China
Prior art keywords
cyanovaleramide
caprolactam
catalyst
epsilon
hydrogenation
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.)
Pending
Application number
CN202080078754.2A
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English (en)
Chinese (zh)
Inventor
冢本大治郎
河村健司
山田胜成
赤平真人
山本大介
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Publication of CN114728898A publication Critical patent/CN114728898A/zh
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D223/00—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
    • C07D223/02—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D223/06—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D223/08—Oxygen atoms
    • C07D223/10—Oxygen atoms attached in position 2
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C227/12—Formation of amino and carboxyl groups

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN202080078754.2A 2019-11-19 2020-11-18 ε-己内酰胺的制造方法 Pending CN114728898A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-208677 2019-11-19
JP2019208677 2019-11-19
PCT/JP2020/042999 WO2021100759A1 (ja) 2019-11-19 2020-11-18 ε－カプロラクタムの製造方法

Publications (1)

Publication Number Publication Date
CN114728898A true CN114728898A (zh) 2022-07-08

Family

ID=75980772

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080078754.2A Pending CN114728898A (zh) 2019-11-19 2020-11-18 ε-己内酰胺的制造方法

Country Status (5)

Country Link
US (1) US12365652B2 (https=)
EP (1) EP4063345A4 (https=)
JP (1) JP7697365B2 (https=)
CN (1) CN114728898A (https=)
WO (1) WO2021100759A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025136752A1 (en) 2023-12-21 2025-06-26 Sumitomo Chemical Company, Limited Liquid crystalline polyester comprising a branch monomer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4631539B1 (https=) * 1968-09-04 1971-09-13
JPS499473B1 (https=) * 1968-08-26 1974-03-05
CN1141290A (zh) * 1995-04-14 1997-01-29 Dsm有限公司 聚酰胺类的解聚
CN1219167A (zh) * 1996-05-17 1999-06-09 纳幕尔杜邦公司 从脂肪族α,ω－二腈中制备内酰胺
CN1450988A (zh) * 2000-04-05 2003-10-22 纳幕尔杜邦公司 制备6－氨基己酰胺的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1039744A (en) 1962-03-09 1966-08-24 Asahi Chemical Ind Process for the preparation of adiponitrile
GB1268869A (en) 1968-09-04 1972-03-29 Teijin Ltd PROCESS FOR THE PREPARATION OF epsilon-CAPROLACTAM
CN110023285B (zh) * 2016-12-06 2023-01-17 东丽株式会社 ε-己内酰胺的制造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499473B1 (https=) * 1968-08-26 1974-03-05
JPS4631539B1 (https=) * 1968-09-04 1971-09-13
CN1141290A (zh) * 1995-04-14 1997-01-29 Dsm有限公司 聚酰胺类的解聚
CN1219167A (zh) * 1996-05-17 1999-06-09 纳幕尔杜邦公司 从脂肪族α,ω－二腈中制备内酰胺
CN1450988A (zh) * 2000-04-05 2003-10-22 纳幕尔杜邦公司 制备6－氨基己酰胺的方法

Also Published As

Publication number Publication date
WO2021100759A1 (ja) 2021-05-27
US20220411379A1 (en) 2022-12-29
EP4063345A4 (en) 2024-01-10
JP7697365B2 (ja) 2025-06-24
JPWO2021100759A1 (https=) 2021-05-27
EP4063345A1 (en) 2022-09-28
US12365652B2 (en) 2025-07-22

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