JPS5459224A - Preparation of ethylenediaminetetraacetates - Google Patents

Preparation of ethylenediaminetetraacetates

Info

Publication number
JPS5459224A
JPS5459224A JP12356177A JP12356177A JPS5459224A JP S5459224 A JPS5459224 A JP S5459224A JP 12356177 A JP12356177 A JP 12356177A JP 12356177 A JP12356177 A JP 12356177A JP S5459224 A JPS5459224 A JP S5459224A
Authority
JP
Japan
Prior art keywords
glycolonitrile
alkali
ethylenediamine
hydrolyzed
reacted
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.)
Granted
Application number
JP12356177A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6129331B2 (en]
Inventor
Kazuo Nakayasu
Osamu Furuya
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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 Showa Denko KK filed Critical Showa Denko KK
Priority to JP12356177A priority Critical patent/JPS5459224A/ja
Publication of JPS5459224A publication Critical patent/JPS5459224A/ja
Publication of JPS6129331B2 publication Critical patent/JPS6129331B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP12356177A 1977-10-17 1977-10-17 Preparation of ethylenediaminetetraacetates Granted JPS5459224A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12356177A JPS5459224A (en) 1977-10-17 1977-10-17 Preparation of ethylenediaminetetraacetates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12356177A JPS5459224A (en) 1977-10-17 1977-10-17 Preparation of ethylenediaminetetraacetates

Publications (2)

Publication Number Publication Date
JPS5459224A true JPS5459224A (en) 1979-05-12
JPS6129331B2 JPS6129331B2 (en]) 1986-07-05

Family

ID=14863627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12356177A Granted JPS5459224A (en) 1977-10-17 1977-10-17 Preparation of ethylenediaminetetraacetates

Country Status (1)

Country Link
JP (1) JPS5459224A (en])

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002047258A (ja) * 2000-08-01 2002-02-12 Showa Denko Kk Ｎ−イソプロピルグリシンの製造方法
CN1317261C (zh) * 2004-07-05 2007-05-23 西南师范大学 以羟基乙腈为原料制备乙二胺四乙腈以及乙二胺四乙酸的方法
CN101723842B (zh) 2009-11-06 2012-11-07 重庆紫光鼎福化工有限责任公司 乙二胺四乙酸二钠盐的制备方法
CN106045867A (zh) * 2016-05-26 2016-10-26 河北诚信有限责任公司 乙二胺‑n‑n′‑二乙酸二钠的合成工艺
CN113924286A (zh) * 2019-06-13 2022-01-11 陶氏环球技术有限责任公司 制备乙二胺四乙酸

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002047258A (ja) * 2000-08-01 2002-02-12 Showa Denko Kk Ｎ−イソプロピルグリシンの製造方法
CN1317261C (zh) * 2004-07-05 2007-05-23 西南师范大学 以羟基乙腈为原料制备乙二胺四乙腈以及乙二胺四乙酸的方法
CN101723842B (zh) 2009-11-06 2012-11-07 重庆紫光鼎福化工有限责任公司 乙二胺四乙酸二钠盐的制备方法
CN106045867A (zh) * 2016-05-26 2016-10-26 河北诚信有限责任公司 乙二胺‑n‑n′‑二乙酸二钠的合成工艺
CN113924286A (zh) * 2019-06-13 2022-01-11 陶氏环球技术有限责任公司 制备乙二胺四乙酸
EP3983376A1 (en) * 2019-06-13 2022-04-20 Dow Global Technologies LLC Making ethylenediaminetetraacetic acid
JP2022536735A (ja) * 2019-06-13 2022-08-18 ダウ グローバル テクノロジーズ エルエルシー エチレンジアミン四酢酸の作製
JP2025000701A (ja) * 2019-06-13 2025-01-07 ダウ グローバル テクノロジーズ エルエルシー エチレンジアミン四酢酸の作製

Also Published As

Publication number Publication date
JPS6129331B2 (en]) 1986-07-05

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