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Merck
CN

H8126

N-(2-羟乙基)乙二胺-N,N′,N′-三乙酸

~98%

别名:

HEDTA, HEEDTA, N-(2-羟乙基)-亚乙基二氨-三乙酸

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关于此项目

线性分子式:
HOCH2CH2N(CH2CO2H)CH2CH2N(CH2CO2H)2
化学文摘社编号:
150-39-0
分子量:
278.26
UNSPSC Code:
12352116
NACRES:
NA.22
PubChem Substance ID:
57654273
EC Number:
205-759-3
Beilstein/REAXYS Number:
1804795
MDL number:
MFCD00004294
Assay:
~98%
Form:
powder

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InChI key

URDCARMUOSMFFI-UHFFFAOYSA-N

InChI

1S/C10H18N2O7/c13-4-3-11(5-8(14)15)1-2-12(6-9(16)17)7-10(18)19/h13H,1-7H2,(H,14,15)(H,16,17)(H,18,19)

SMILES string

OCCN(CCN(CC(O)=O)CC(O)=O)CC(O)=O

assay

~98%

form

powder

mp

212 °C (dec.) (lit.)

Quality Level

200

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Application

N-(2-羟乙基)乙二胺-N,N′,N′-三乙酸（HEDTA）可用作离子团，通过电位法选择性测定Fe(III)离子。它还用于与金属离子形成络合物，如铁(II)、铜(II)、锌(II)、锰(II)和铀(VI)离子。因此，HEDTA在f元素的分离和核废料的处理处置中起重要作用。

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2

存储类别

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCN9056
BCCN6138
BCCN6137
BCCL5084
BCCK9180

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Jose M Alvarez
Journal of agricultural and food chemistry, 55(9), 3568-3576 (2007-04-05)
The objective of this study was to compare the distribution, mobility, and relative effectiveness of Zn from Zn-amino acids (Zn-AA) and Zn-DTPA-HEDTA-EDTA (Zn-CH) (DTPA, diethylenetriaminepentaacetate; HEDTA, N-2-hydroxyethyl-ethylenedinitrilotriacetate; and EDTA, ethylenedinitrilotetraacetate) sources by applying different Zn levels to weakly acidic and
C L Mackowiak et al.
Journal of environmental quality, 32(6), 2230-2237 (2003-12-17)
Fluoride (F-) pollutants can harm plants and the animals feeding on them. However, it is largely unknown how complexing and chelating agents affect F bioavailability. Two studies were conducted that measured F- bioavailability and uptake by rice (Oryza sativa L.).
Monika Bhadauria
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 50(7), 2487-2495 (2012-01-19)
A study was undertaken to evaluate protective effect of chelating agent, N-(2-hydroxy ethyl ethylene diamine triacetic acid) [HEDTA] with and without propolis against aluminum (Al) induced toxicity in liver, kidney and brain. Toxicity was induced by single administration of aluminum
Adam T Ruley et al.
Environmental pollution (Barking, Essex : 1987), 144(1), 11-18 (2006-03-09)
Effects of lead (Pb) and chelators, such as EDTA, HEDTA, DTPA, NTA and citric acid, were studied to evaluate the growth potential of Sesbania drummondii in soils contaminated with high concentrations of Pb. S. drummondii seedlings were grown in soil
Xi-wen Yang et al.
Journal of the science of food and agriculture, 91(13), 2322-2328 (2011-05-07)
Zinc (Zn) and phytic acid content in grain crops are directly related to their nutritional quality and therefore human health. To investigate the nutritional influences of phosphorus (P) and Zn levels on wheat (Triticum aestivum L.), plants were grown hydroponically
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