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Yuan Shi(SuQian)Biotechnology Co.,Ltd

We could give you: 1. Best quality in your requirement 2. Competitive price in China market 3. mature Technical support 4. Professional logistic support 5 . Full experience of large numbers containers loading in Chinese sea p

EGTA

Cas:67-42-5

Min.Order:1 Kilogram

FOB Price: $1.0 / 2000.0

Type:Manufacturers

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Asure Biochem CO.,LTD.

*stable and better quality products*efficient and meticulous servicesAppearance:Powder Storage:Store in dry, cool and ventilated place Package:10G/bottle 1kg/tin 5kg/tin 25kg/carton Application:Biology reagent Transportation:By sea By air By courier

EGTA

Cas:67-42-5

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay 98%min ----------------------------------------------------------------------------------------------

High purity Various Specifications Egtazic acid CAS:67-42-5

Cas:67-42-5

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

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Wuhan Fortuna Chemical Co.,Ltd

Factory price Ethylenebis(oxyethylenenitrilo)tetraacetic acid Cas 67-42-5 with fast delivery Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its i

Factory price Ethylenebis(oxyethylenenitrilo)tetraacetic acid Cas 67-42-5 with fast delivery

Cas:67-42-5

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Trading Company

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Henan Allgreen Chemical Co.,Ltd

Good price Storage:Sealed, dry, microtherm , avoid light and smell. Package:As per customer's demand Application:Biological buffer Transportation:By Sea or By Air or By Courier Port:Shanghai, Qingdao Port

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product s

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:1 Kilogram

FOB Price: $6.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

1,2-Bis-(2-aminoethoxyethane)-N,N,N',N'-tetraacetic acid

Cas:67-42-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Tianfu Chemical, built in 2009, is a professional supplier for API materials in China. With 10 years development, we have bulit our own factory and lab to produce a certain of products. And we have established stable business relationship

67-42-5 ETHYLENE-BIS(OXYETHYLENENITRILLO)TETRAACETIC ACID

Cas:67-42-5

Min.Order:1 Kilogram

FOB Price: $200.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

67-42-5 Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

New productCAS 67-42-5 with best price

Cas:67-42-5

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W

Ethylenebis(oxyethylenenitrilo)tetraacetic acid CAS:67-42-5

Cas:67-42-5

Min.Order:1 Metric Ton

FOB Price: $380.0 / 590.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Name: Egtazic acid Synonyms: Ethylene glycol-bis-(2-aminoethyl)tetraacetic acid CAS:67-42-5 MF: C14H22N2O10 Appearance:white powder Storage:Store in cool and dry place, away from sun light. Package:25kg Application: used de calcium ion selective c

Egtazic acid

Cas:67-42-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:White powder Storage:R.T Package:1kg/Bottle or at customers requirement Application:Calcium ion chelating agent, has significantly inhibited the substrate adhesion ability of inflammatory macrophages Transportation:Express/Sea/Air Port:An

High Purity Supply Ethylenebis(oxyethylenenitrilo)tetraacetic acid EGTA

Cas:67-42-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

6,9-Dioxa-3,12-diazatetradecanedioicacid, 3,12-bis(carboxymethyl)- 67-42-5

Cas:67-42-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

Ethylenebis(oxyethylenenitrilo)tetraacetic acid CAS:67-42-5 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in h

Ethylenebis(oxyethylenenitrilo)tetraacetic acid CAS:67-42-5

Cas:67-42-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

6,9-Dioxa-3,12-diazatetradecanedioicacid, 3,12-bis(carboxymethyl)-

Cas:67-42-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

CAS NO.:67-42-5

Cas:67-42-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Leader Biochemical Group

PRODUCT DETAILS

The world Biggest Manufacturer factory sales Ethylenebis(oxyethylenenitrilo)tetraacetic acid/ EGTA CAS 67-42-5

Cas:67-42-5

Min.Order:500 Kilogram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

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Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:0

Negotiable

Type:Manufacturers

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Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Egtazic acid

Cas:67-42-5

Min.Order:0 Metric Ton

Negotiable

Type:Other

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Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

6,9-Dioxa-3,12-diazatetradecanedioicacid, 3,12-bis(carboxymethyl)-

Cas:67-42-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

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Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

6,9-Dioxa-3,12-diazatetradecanedioicacid, 3,12-bis(carboxymethyl)-

Cas:67-42-5

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermed

6,9-Dioxa-3,12-diazatetradecanedioicacid, 3,12-bis(carboxymethyl)-

Cas:67-42-5

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

High Purity Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:0

Negotiable

Type:Trading Company

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Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

Ethylenebis(oxyethylenenitrilo)tetraaceticacid

Cas:67-42-5

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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Shanghai Minstar Chemical Co., Ltd

Product Name: Ethylenebis(oxyethylenenitrilo)tetraacetic acid Synonyms: 3,6-DIOXAOCTAMETHYLENEDINITRILOTETRAACETIC ACID;1,2-bis(2-dicarboxymethylaminoethoxy)ethane;12-diazatetradecanedioicacid,3,12-bis(carboxymethyl)-9-dioxa-3;6,9-Dioxa-3,12-di

Ethylenebis(oxyethylenenitrilo)tetraacetic acid

Cas:67-42-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Synthetic route

3,6-dioxa-1,8-diaminooctane
929-59-9

3,6-dioxa-1,8-diaminooctane

chloroacetic acid
79-11-8

chloroacetic acid

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

Conditions
ConditionsYield
With sodium hydroxide
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

dianhydride of ethylene bis(oxyethylenenitrilo)tetraacetic acid
23910-62-5

dianhydride of ethylene bis(oxyethylenenitrilo)tetraacetic acid

Conditions
ConditionsYield
With acetic anhydride In pyridine at 65℃; for 20h; Dehydration;98%
Stage #1: ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid With pyridine for 0.25h; Inert atmosphere;
Stage #2: With acetic anhydride at 65℃; for 24h; Inert atmosphere; Sealed tube;
91%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

(S)-2-aminobutan-1-ol
5856-62-2

(S)-2-aminobutan-1-ol

(-)-N,N,N',N'-tetrakis{[4-(S)-ethyloxazolin-2-yl]methyl}ethylene glycol bis(2-aminoethyl) ether
850410-82-1

(-)-N,N,N',N'-tetrakis{[4-(S)-ethyloxazolin-2-yl]methyl}ethylene glycol bis(2-aminoethyl) ether

Conditions
ConditionsYield
Stage #1: ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid; (S)-2-aminobutan-1-ol In toluene for 20h; Reflux;
Stage #2: at 135℃; for 8h;
93%
europium(III) oxide

europium(III) oxide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

K(1+)*Eu(C6H12O2N2(CH2COO)4)(1-) = K[Eu(C6H12O2N2(CH2COO)4)]

K(1+)*Eu(C6H12O2N2(CH2COO)4)(1-) = K[Eu(C6H12O2N2(CH2COO)4)]

Conditions
ConditionsYield
With potassium hydroxide In water suspn. stirring, heating (80°C); filtration, evapn. (vac.);90%
gadolinium(III) oxide

gadolinium(III) oxide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

K(1+)*Gd(C6H12O2N2(CH2COO)4)(1-) = K[Gd(C6H12O2N2(CH2COO)4)]

K(1+)*Gd(C6H12O2N2(CH2COO)4)(1-) = K[Gd(C6H12O2N2(CH2COO)4)]

Conditions
ConditionsYield
With potassium hydroxide In water suspn. stirring, heating (80°C); filtration, evapn. (vac.);90%
holmium(III) oxide

holmium(III) oxide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

K(1+)*Ho(C6H12O2N2(CH2COO)4)(1-) = K[Ho(C6H12O2N2(CH2COO)4)]

K(1+)*Ho(C6H12O2N2(CH2COO)4)(1-) = K[Ho(C6H12O2N2(CH2COO)4)]

Conditions
ConditionsYield
With potassium hydroxide In water suspn. stirring, heating (80°C); filtration, evapn. (vac.);90%
ytterbium(III) oxide

ytterbium(III) oxide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

K(1+)*Yb(C6H12O2N2(CH2COO)4)(1-) = K[Yb(C6H12O2N2(CH2COO)4)]

K(1+)*Yb(C6H12O2N2(CH2COO)4)(1-) = K[Yb(C6H12O2N2(CH2COO)4)]

Conditions
ConditionsYield
With potassium hydroxide In water suspn. stirring, heating (80°C); filtration, evapn. (vac.);90%
1H-imidazole
288-32-4

1H-imidazole

malachite

malachite

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

(3,12-bis(carboxylatomethyl)-6,9-dioxa-3,12-diazatetradecanedioate)bis(imidazole)dicopper(II)

(3,12-bis(carboxylatomethyl)-6,9-dioxa-3,12-diazatetradecanedioate)bis(imidazole)dicopper(II)

Conditions
ConditionsYield
In water soln. of Cu salt and ligand in H2O heated under stirring (vac.), imidazole added; filtered, filtrate evapd. at room temp., recrystd. from H2O; elem. anal.;90%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

ethylene glycol-bis-(β-aminoethylether) N,N,N',N'-tetrakis<2-benzimidazolyl>
89735-41-1

ethylene glycol-bis-(β-aminoethylether) N,N,N',N'-tetrakis<2-benzimidazolyl>

Conditions
ConditionsYield
at 180℃; for 5h;87%
at 180℃; for 3h;87%
at 180 - 190℃; for 1h; Acetylation;70%
yttrium(III) oxide

yttrium(III) oxide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

water
7732-18-5

water

ethylenediamine
107-15-3

ethylenediamine

(ethylenediamine*H2)[YIII(ethyleneglycol-bis(2-aminoethylether)-N,N,N',N'-tetraacarboxylate)H2O]2*6H2O

(ethylenediamine*H2)[YIII(ethyleneglycol-bis(2-aminoethylether)-N,N,N',N'-tetraacarboxylate)H2O]2*6H2O

Conditions
ConditionsYield
Stage #1: yttrium(III) oxide; ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid; water for 18h; Heating; Reflux;
Stage #2: ethylenediamine pH=6;
86.25%
neodymium(III) oxide

neodymium(III) oxide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

water
7732-18-5

water

ethylenediamine
107-15-3

ethylenediamine

(ethylenediamine-H2)0.5[NdIII(ethyleneglycol-bis-(2-aminoethylether)-N,N,N′,N'-tetraacetate)H2O]2·6H2O

(ethylenediamine-H2)0.5[NdIII(ethyleneglycol-bis-(2-aminoethylether)-N,N,N′,N'-tetraacetate)H2O]2·6H2O

Conditions
ConditionsYield
Stage #1: neodymium(III) oxide; ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid; water for 18h; Reflux;
Stage #2: ethylenediamine pH=6;
81.92%
lutetium(III) oxide

lutetium(III) oxide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

water
7732-18-5

water

ethylenediamine
107-15-3

ethylenediamine

(ethylenediamine*H)[LuIII(ethyleneglycol-bis(2-aminoethylether)-N,N,N',N'-tetraacarboxylate)]*2H2O

(ethylenediamine*H)[LuIII(ethyleneglycol-bis(2-aminoethylether)-N,N,N',N'-tetraacarboxylate)]*2H2O

Conditions
ConditionsYield
Stage #1: lutetium(III) oxide; ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid; water for 18h; Heating; Reflux;
Stage #2: ethylenediamine pH=6;
79.86%
1H-imidazole
288-32-4

1H-imidazole

malachite

malachite

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

water
7732-18-5

water

(3,12-bis(carboxylatomethyl)-6,9-dioxa-3,12-diazatetradecanedioate)tetrakis(imidazole)dicopper(II) tetrahydrate

(3,12-bis(carboxylatomethyl)-6,9-dioxa-3,12-diazatetradecanedioate)tetrakis(imidazole)dicopper(II) tetrahydrate

Conditions
ConditionsYield
In water soln. of Cu salt and ligand in H2O heated under stirring (vac.), imidazole (10% excess) added; filtered, filtrate evapd.; elem. anal.;79.5%
malachite

malachite

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

water
7732-18-5

water

diaqua(3,12-bis(carboxylatomethyl)-6,9-dioxa-3,12-diazatetradecanedioate)dicopper(II) dihydrate

diaqua(3,12-bis(carboxylatomethyl)-6,9-dioxa-3,12-diazatetradecanedioate)dicopper(II) dihydrate

Conditions
ConditionsYield
In water soln. of Cu salt and ligand in H2O heated under stirring (vac.); filtered, filtrate allowed to evap. at room temp., crystals collected, washed with cold H2O, dried in air; elem. anal.;76.46%
hafnium hydroxide
12027-05-3

hafnium hydroxide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

{hafnium(IV)(ethylenedioxydiethylenedinitrilotetraacetate)}*3H2O

{hafnium(IV)(ethylenedioxydiethylenedinitrilotetraacetate)}*3H2O

Conditions
ConditionsYield
In water Zr(OH)4 (prepared from HfOCl2*8H2O and NH4OH) added to a suspension of H4egta, refluxed for 18 h; the clear soln. evapd., cooled, crystals filtered off, dried in a desiccator over anhyd. CaCl2; elem. anal.;73%
2-acetamido-2-deoxy-β-D-glucopyranosylamine
4229-38-3, 102039-79-2, 115350-20-4, 133677-75-5, 137493-97-1

2-acetamido-2-deoxy-β-D-glucopyranosylamine

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

C46H80N10O26
1214718-89-4

C46H80N10O26

Conditions
ConditionsYield
Stage #1: ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide for 0.5h;
Stage #2: 2-acetamido-2-deoxy-β-D-glucopyranosylamine In dimethyl sulfoxide at 20℃; for 72h;
55%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

strontium(II) ethylene-bis(oxyethylenenitrilo)tetraacetic acid complex

strontium(II) ethylene-bis(oxyethylenenitrilo)tetraacetic acid complex

Conditions
ConditionsYield
With strontium(II) carbonate In water at 70℃; for 6.5h;49%
silicotungstic acid hydrate

silicotungstic acid hydrate

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

copper(II) acetate monohydrate
6046-93-1

copper(II) acetate monohydrate

[Cu4(ethyleneglycol-bis-(2-aminoethylether)-tetraacetate)2(H2O)4Cu2(H2O)8][SiW12O40]*14H2O

[Cu4(ethyleneglycol-bis-(2-aminoethylether)-tetraacetate)2(H2O)4Cu2(H2O)8][SiW12O40]*14H2O

Conditions
ConditionsYield
With HCl In water aq. soln. of H4SiW12O40*14H2O (0.2 mmol) and Cu(OAc)2*H2O (1 mmol) stirred at room temp. for 30 min; aq. soln. of ligand (0.2 mmol) added; pH adjusted to 3.1 with 1 M HCl; mixt. heated at 60°C for 2 h; filtered; crystn. from filtrate by evapn. at room temp. in air for 2 wk;TGA; elem. anal.;41%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

zirconium tetrahydroxide
756456-88-9, 14475-63-9

zirconium tetrahydroxide

{zirconium(IV)(ethylenedioxydiethylenedinitrilotetraacetate)}*3H2O

{zirconium(IV)(ethylenedioxydiethylenedinitrilotetraacetate)}*3H2O

Conditions
ConditionsYield
In water Zr(OH)4 (prepared from ZrOCl2*8H2O and NH4OH) added to a suspension of H4egta, refluxed for 72 h; the clear soln. evapd., cooled, crystals filtered off, dried in a desiccator over anhyd. CaCl2; elem. anal.;40%
cadmium(II) nitrate tetrhydrate

cadmium(II) nitrate tetrhydrate

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

C14H20N2O10(4-)*3Cd(2+)*5H2O*2NO3(1-)

C14H20N2O10(4-)*3Cd(2+)*5H2O*2NO3(1-)

Conditions
ConditionsYield
With sodium hydroxide In water at 140℃; for 48h; High pressure;39.39%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

(5)-N-(2-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)ethyl)-3-(6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)benzenesulfonamide
1234368-17-2

(5)-N-(2-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)ethyl)-3-(6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)benzenesulfonamide

trifluoroacetic acid
76-05-1

trifluoroacetic acid

3,12-bis(14-(3-((S)-6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)phenylsulfonamido)-2-oxo-6,9,12-trioxa-3-azatetradecyl)-N1,N14-bis(2-(2-(2-(2-(3-((S)-6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)phenylsulfonamido)ethoxy)ethoxy)ethoxy)ethyl)-6,9-dioxa-3,12-diazatetradecane-1,14-diamide trifluoroacetate

3,12-bis(14-(3-((S)-6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)phenylsulfonamido)-2-oxo-6,9,12-trioxa-3-azatetradecyl)-N1,N14-bis(2-(2-(2-(2-(3-((S)-6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)phenylsulfonamido)ethoxy)ethoxy)ethoxy)ethyl)-6,9-dioxa-3,12-diazatetradecane-1,14-diamide trifluoroacetate

Conditions
ConditionsYield
Stage #1: ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid; (5)-N-(2-(2-(2-(2-aminoethoxy)ethoxy)ethoxy)ethyl)-3-(6,8-dichloro-2-methyl-1,2,3,4-tetrahydroisoquinolin-4-yl)benzenesulfonamide With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 1h;
Stage #2: trifluoroacetic acid
29%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

N,N'-diacetylchitobiosamine
102039-77-0

N,N'-diacetylchitobiosamine

C78H132N14O46
1214718-90-7

C78H132N14O46

Conditions
ConditionsYield
Stage #1: ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide for 0.5h;
Stage #2: N,N'-diacetylchitobiosamine In dimethyl sulfoxide at 20℃; for 72h;
27%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

N-1-(ε-aminocaproyl)-β-N-acetyl-2-deoxyglucopyranosyl
53517-87-6

N-1-(ε-aminocaproyl)-β-N-acetyl-2-deoxyglucopyranosyl

C70H124N14O30
1214718-92-9

C70H124N14O30

Conditions
ConditionsYield
Stage #1: ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide for 0.5h;
Stage #2: N-1-(ε-aminocaproyl)-β-N-acetyl-2-deoxyglucopyranosyl In dimethyl sulfoxide at 20℃; for 72h;
26%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

W3S4(H2O)9(4+)*4Cl(1-)=[W3S4(H2O)9]Cl4

W3S4(H2O)9(4+)*4Cl(1-)=[W3S4(H2O)9]Cl4

Na4[(W3S4)2(ethylene glycol bis(2-aminoethyl) tetraacetate)3] * 16 H2O

Na4[(W3S4)2(ethylene glycol bis(2-aminoethyl) tetraacetate)3] * 16 H2O

Conditions
ConditionsYield
With DMF In N,N-dimethyl-formamide 165°C, stirring for 3 h (pptn.); collection, pptn. of second crop from filtrate on i-PrOH addn., dissoln.in water, filtration, pH-adjustment to 7 (NaOH), evapn., chromy. (ion e xchanger, Na-form; then repeatedly on Sephadex G25, water), evapn. (reduced pressure); elem. anal.;25%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

β-amino lactose

β-amino lactose

C78H132N14O46

C78H132N14O46

Conditions
ConditionsYield
Stage #1: ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide for 0.5h;
Stage #2: β-amino lactose In dimethyl sulfoxide at 20℃; for 72h;
23%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

W3SO3(H2O)9(4+)*4Cl(1-)=(W3SO3(H2O)9)Cl4

W3SO3(H2O)9(4+)*4Cl(1-)=(W3SO3(H2O)9)Cl4

Na4((W3SO3)2(EGTA)3)*10H2O

Na4((W3SO3)2(EGTA)3)*10H2O

Conditions
ConditionsYield
In water; N,N-dimethyl-formamide to soln. (W3SO3(H2O)9)Cl4 in DMF was added H4EGTA and refluxed for 3 h, solid was filtered, dissolved in water and passed through cation exchange column (Na+); eluate was evapd. to dryness under vac., residue was dissolved in water and loaded on Sephadex G-25 column, aq. eluate was concd. to dryness in vacuo; elem. anal.;14%
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

A

formaldehyd
50-00-0

formaldehyd

B

carbon dioxide
124-38-9

carbon dioxide

C

{2-[2-(2-Amino-ethoxy)-ethoxy]-ethylamino}-acetic acid

{2-[2-(2-Amino-ethoxy)-ethoxy]-ethylamino}-acetic acid

Conditions
ConditionsYield
With sodium bismuthate In water at 80℃; Mechanism; Product distribution; further products;
4-amino-5,6-dichloro-benzene-1,3-disulfonic acid diamide
5250-72-6

4-amino-5,6-dichloro-benzene-1,3-disulfonic acid diamide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

{(2-{2-[2-(bis-carboxymethyl-amino)-ethoxy]-ethoxy}-ethyl)-[(2,3-dichloro-4,6-disulfamoyl-phenylcarbamoyl)-methyl]-amino}-acetic acid

{(2-{2-[2-(bis-carboxymethyl-amino)-ethoxy]-ethoxy}-ethyl)-[(2,3-dichloro-4,6-disulfamoyl-phenylcarbamoyl)-methyl]-amino}-acetic acid

Conditions
ConditionsYield
Stage #1: 4-amino-5,6-dichloro-benzene-1,3-disulfonic acid diamide; ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In acetone at 20℃; for 0.25h;
Stage #2: With triethylamine In acetone at 4℃; Further stages.;
chloraminophenamide
121-30-2

chloraminophenamide

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
67-42-5

ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid

{(2-{2-[2-(bis-carboxymethyl-amino)-ethoxy]-ethoxy}-ethyl)-[(5-chloro-2,4-disulfamoyl-phenylcarbamoyl)-methyl]-amino}-acetic acid

{(2-{2-[2-(bis-carboxymethyl-amino)-ethoxy]-ethoxy}-ethyl)-[(5-chloro-2,4-disulfamoyl-phenylcarbamoyl)-methyl]-amino}-acetic acid

Conditions
ConditionsYield
Stage #1: chloraminophenamide; ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In acetone at 20℃; for 0.25h;
Stage #2: With triethylamine In acetone at 4℃; Further stages.;

Raw Materials

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