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
*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
Items Standard Result Assay 98%min ----------------------------------------------------------------------------------------------
Cas:67-42-5
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Trading Company
inquiryFactory 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
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Min.Order:1 Kilogram
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inquiryGood 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
Cas:67-42-5
Min.Order:1 Kilogram
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Type:Manufacturers
inquiryDayangChem 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
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Min.Order:1 Kilogram
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inquiryTianfu 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
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Min.Order:1 Kilogram
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inquiryOur 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
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inquiryName: 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
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
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Min.Order:1 Kilogram
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Min.Order:1 Kilogram
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inquiryEthylenebis(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
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Min.Order:1 Gram
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Min.Order:1 Kilogram
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Cas:67-42-5
Min.Order:500 Kilogram
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Min.Order:1 Kilogram
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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
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inquiryMassive 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
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Min.Order:1 Gram
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inquiryZibo 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
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inquirySuperior 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
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Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct 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,
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Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur 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
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Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiryProduct 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
Cas:67-42-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry3,6-dioxa-1,8-diaminooctane
chloroacetic acid
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
Conditions | Yield |
---|---|
With sodium hydroxide |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
dianhydride of ethylene bis(oxyethylenenitrilo)tetraacetic acid
Conditions | Yield |
---|---|
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
(S)-2-aminobutan-1-ol
(-)-N,N,N',N'-tetrakis{[4-(S)-ethyloxazolin-2-yl]methyl}ethylene glycol bis(2-aminoethyl) ether
Conditions | Yield |
---|---|
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% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
Conditions | Yield |
---|---|
With potassium hydroxide In water suspn. stirring, heating (80°C); filtration, evapn. (vac.); | 90% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
Conditions | Yield |
---|---|
With potassium hydroxide In water suspn. stirring, heating (80°C); filtration, evapn. (vac.); | 90% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
Conditions | Yield |
---|---|
With potassium hydroxide In water suspn. stirring, heating (80°C); filtration, evapn. (vac.); | 90% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
Conditions | Yield |
---|---|
With potassium hydroxide In water suspn. stirring, heating (80°C); filtration, evapn. (vac.); | 90% |
Conditions | Yield |
---|---|
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
1,2-diamino-benzene
ethylene glycol-bis-(β-aminoethylether) N,N,N',N'-tetrakis<2-benzimidazolyl>
Conditions | Yield |
---|---|
at 180℃; for 5h; | 87% |
at 180℃; for 3h; | 87% |
at 180 - 190℃; for 1h; Acetylation; | 70% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
water
ethylenediamine
Conditions | Yield |
---|---|
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% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
water
ethylenediamine
Conditions | Yield |
---|---|
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% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
water
ethylenediamine
Conditions | Yield |
---|---|
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
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
water
Conditions | Yield |
---|---|
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% |
Conditions | Yield |
---|---|
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
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
Conditions | Yield |
---|---|
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
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
C46H80N10O26
Conditions | Yield |
---|---|
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
Conditions | Yield |
---|---|
With strontium(II) carbonate In water at 70℃; for 6.5h; | 49% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
copper(II) acetate monohydrate
Conditions | Yield |
---|---|
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
zirconium tetrahydroxide
Conditions | Yield |
---|---|
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% |
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water at 140℃; for 48h; High pressure; | 39.39% |
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
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
Conditions | Yield |
---|---|
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
N,N'-diacetylchitobiosamine
C78H132N14O46
Conditions | Yield |
---|---|
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
N-1-(ε-aminocaproyl)-β-N-acetyl-2-deoxyglucopyranosyl
C70H124N14O30
Conditions | Yield |
---|---|
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
Conditions | Yield |
---|---|
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% |
Conditions | Yield |
---|---|
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
Conditions | Yield |
---|---|
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
A
formaldehyd
B
carbon dioxide
Conditions | Yield |
---|---|
With sodium bismuthate In water at 80℃; Mechanism; Product distribution; further products; |
4-amino-5,6-dichloro-benzene-1,3-disulfonic acid diamide
ethylene glycol-bis(2-aminoethyl)-N,N,N'N,'-tetraacetic acid
Conditions | Yield |
---|---|
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.; |
Conditions | Yield |
---|---|
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.; |
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