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Merck
CN

32319

二乙烯三胺五醋酸

≥99.0% (KT), suitable for suitability for complexometry

别名:

DETAPAC, DTPA, 二乙三胺五乙酸, 二乙三胺五醋酸, 二乙烯三胺五醋酸, 二亚乙基三胺五乙酸

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关于此项目

线性分子式:
[(HOOCCH2)2NCH2CH2]2NCH2COOH
化学文摘社编号:
67-43-6
分子量:
393.35
NACRES:
NA.21
PubChem Substance ID:
329754138
UNSPSC Code:
41116105
EC Number:
200-652-8
MDL number:
MFCD00004289
Beilstein/REAXYS Number:
1810219

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产品名称

二乙烯三胺五醋酸, suitable for suitability for complexometry, ≥99.0%

Quality Level

100

InChI key

QPCDCPDFJACHGM-UHFFFAOYSA-N

InChI

1S/C14H23N3O10/c18-10(19)5-15(1-3-16(6-11(20)21)7-12(22)23)2-4-17(8-13(24)25)9-14(26)27/h1-9H2,(H,18,19)(H,20,21)(H,22,23)(H,24,25)(H,26,27)

SMILES string

OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CCN(CC(O)=O)CC(O)=O

assay

≥99.0% (KT)
≥99.0%

ign. residue

≤0.05% (as SO4)

loss

≤0.1% loss on drying, 20°C, HV

mp

219-220 °C (lit.)

anion traces

chloride (Cl-): ≤1000 mg/kg
sulfate (SO42-): ≤200 mg/kg

cation traces

Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤10 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤500 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

suitability

suitable for suitability for complexometry

functional group

amine
carboxylic acid

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Application

  • Grafting nanocellulose with diethylenetriaminepentaacetic acid：通过DTPA修饰纳米纤维素开发一种新型造纸添加剂，增强回收的废旧瓦楞纸箱(OCC)纸浆纤维(Li et al., 2022)。
  • Controlling multivalency and multimodality：研究基于DTPA核心的pentamodal树突状分子平台, 说明DTPA在多价性和药物递送系统中的作用(Pulido et al., 2014)。
  • Adsorption of Hg (II) ions by DTPA-modified cellulose（DTPA改性纤维素吸附汞离子）：采用DTPA改性纤维素吸附剂去除水溶液中的汞离子(Li et al., 2019)。
  • DTPA-functionalized multi-walled carbon nanotubes/titanium oxide-PVDF nanofiber membrane：采用DTPA修饰膜有效分离油水混合物(Venkatesh et al., 2021)。

General description

请访问我们的 滴定中心 了解更多信息。

Other Notes

作为络合剂螯合溶液中的铁

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Eye Irrit. 2 - Repr. 1B - STOT RE 2 Inhalation

target_organs

Respiratory Tract

存储类别

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 2

flash_point_f

392.0 °F - closed cup

flash_point_c

200 °C - closed cup

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
BCCG1459
BCCJ8707
MKCQ3495
MKCQ1002
MKCP2177

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Febs Letters, 172, 239-239 (1984)
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Inorganic chemistry, 51(23), 12638-12649 (2012-11-17)
Complexation of trivalent actinides with DTPA (diethylenetriamine pentaacetic acid) was studied as a function of pcH and temperature in (Na,H)Cl medium of 0.1 M ionic strength. Formation constants of both complexes AnHDTPA(-) and AnDTPA(2-) (where An stands for Am, Cm
Janice S C Chew-Harris et al.
Annals of clinical biochemistry, 50(Pt 1), 39-46 (2012-11-07)
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The reactions of glutathione (GSH) with polychlorinated biphenyl (PCB) quinones having different degrees of chlorination on the quinone ring were examined. EPR spectroscopy and MS revealed 2 types of reactions yielding different products: (i) a nonenzymatic, nucleophilic displacement of chlorine
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