TW314523B - - Google Patents

Download PDF

Info

Publication number
TW314523B
TW314523B TW83102547A TW83102547A TW314523B TW 314523 B TW314523 B TW 314523B TW 83102547 A TW83102547 A TW 83102547A TW 83102547 A TW83102547 A TW 83102547A TW 314523 B TW314523 B TW 314523B
Authority
TW
Taiwan
Prior art keywords
acid
alkyl
stage
acetonitrile
trimer
Prior art date
Application number
TW83102547A
Other languages
English (en)
Chinese (zh)
Original Assignee
Zeneca Ltd
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
Priority claimed from GB939307234A external-priority patent/GB9307234D0/en
Application filed by Zeneca Ltd filed Critical Zeneca Ltd
Application granted granted Critical
Publication of TW314523B publication Critical patent/TW314523B/zh

Links

TW83102547A 1993-04-07 1994-03-23 TW314523B (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939307234A GB9307234D0 (en) 1993-04-07 1993-04-07 Process
GB9404779A GB9404779D0 (en) 1993-04-07 1994-03-11 Process

Publications (1)

Publication Number Publication Date
TW314523B true TW314523B (ja) 1997-09-01

Family

ID=26302719

Family Applications (1)

Application Number Title Priority Date Filing Date
TW83102547A TW314523B (ja) 1993-04-07 1994-03-23

Country Status (2)

Country Link
GB (1) GB9404779D0 (ja)
TW (1) TW314523B (ja)

Also Published As

Publication number Publication date
GB9404779D0 (en) 1994-04-27

Similar Documents

Publication Publication Date Title
US3959361A (en) Process of producing amino methylene phosphonic acids
US5986128A (en) Use of monosodium iminodiacetic acid solutions in the preparation of N-phosphonomethyliminodiacetic acid
CN1062855C (zh) 羟甲基-亚氨基二乙酸的碱金属盐的制备方法
TW314523B (ja)
AU2004267103A1 (en) Process for the preparation of N-phosphono-methylglycine and derivatives thereof
KR910009821B1 (ko) N-포스포노메틸글리신의 제조방법
US9035083B2 (en) Synthesis of H-phosphonate intermediates and their use in preparing the herbicide glyphosate
JP3547441B2 (ja) 製法
EP0265412B1 (en) 2-amino-4-phosphonyl-butanoate derivates and preparation of 2-amino-4-phosphinyl butanoic acids
JP4881524B2 (ja) メチレンビスホスホン酸および塩の調製方法
EP0104775A1 (en) Production of N-phosphonomethylglycine
JP5279156B2 (ja) ４，６−ジクロロ−５−フルオロピリミジンを製造する方法
EP0693075B1 (en) Process for preparing n-phosphonomethylglycinonitrile or derivatives thereof
IE912920A1 (en) Process for the preparation of aminomethylphosphonic acid¹and aminomethylphosphinic acids
JP3909094B2 (ja) １−アミノシクロプロパンカルボン酸塩酸塩を製造する方法
JPH064658B2 (ja) Ｎ―アルキル置換アミノメチルホスホン酸誘導体の製造方法
JPH0148914B2 (ja)
US4569802A (en) Method for preparation of N-phosphonomethylglycine
IL99201A (en) Process for the preparation of aminomethylphosphonic acid and N-hydroxymethylaminophenic aminomethylphosphine acid
JPS5959696A (ja) Ｎ−ホスホノメチルグリシンの製造法
EP0451596A1 (en) Phosphonylation process
US4535181A (en) N-carboalkoxymethyl-N-halomethyl amides
JPS6058996A (ja) ホスホノメチル化されたアミノ酸の製法
CN117603258A (zh) 一种l-草铵膦及其盐的合成方法
CN115141226A (zh) 一种3-(甲基烷氧基磷酰基)丙酸酯的制备方法