The CAS number is associated with the 'hydrate' form of this compound. The water content may be variable. The maximum water content allowable for this product is 5%. The water content is lot specific and reported in the product Certificate of Analysis. Please see the link below to access a sample or lot specific Certificate:
https://www.sigmaaldrich.com/product/aldrich/330507#product-documentation
Please see the link below to review the PubChem listing for this CAS number:
https://pubchem.ncbi.nlm.nih.gov/compound/71311375
330507
Ethylenediaminetetraacetic acid diammonium salt hydrate
97%
Sinônimo(s):
Diammonium EDTA monohydrate
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25 G
R$ 337,00
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About This Item
Fórmula linear:
HO2CCH2N(CH2CO2NH4)CH2CH2N(CH2CO2NH4)CH2CO2H·xH2O
Número CAS:
Peso molecular:
326.30 (anhydrous basis)
Número CE:
Número MDL:
Código UNSPSC:
12352116
ID de substância PubChem:
NACRES:
NA.22
Ensaio
97%
Formulário
solid
pf
218 °C (dec.) (lit.)
grupo funcional
amine
carboxylic acid
cadeia de caracteres SMILES
N.N.O.OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CC(O)=O
InChI
1S/C10H16N2O8.2H3N.H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);2*1H3;1H2
chave InChI
WRSUMHYBOYWMTD-UHFFFAOYSA-N
Descrição geral
Ethylenediaminetetraacetic acid diammonium salt hydrate, also known as EDTA diammonium salt hydrate. It is a derivative of ethylenediaminetetraacetic acid (EDTA) and is commonly used as a chelating agent in various applications due to its ability to bind to various metal ions and form stable complexes.
Código de classe de armazenamento
11 - Combustible Solids
Classe de risco de água (WGK)
WGK 3
Ponto de fulgor (°F)
Not applicable
Ponto de fulgor (°C)
Not applicable
Equipamento de proteção individual
Eyeshields, Gloves, type N95 (US)
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Atsushi Hirano et al.
ACS nano, 13(2), 1805-1816 (2019-01-27)
Nanomaterials introduced into biological systems are immediately coated by proteins in vivo. They induce oxidative stress on adsorbed proteins and hence alter the protein structures, which determines the fate pathways and biological impacts of nanomaterials. Carbon nanotubes (CNTs) have been
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The Cas number 304675-80-7 for diammonium EDTA indicates only one water of hydration, but when we prepared a solution, the titrated strength was much less suggesting a higher number of waters of hydration. What is the maximum value of X in xH2O?
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