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Merck
CN

32319

Sigma-Aldrich

二乙烯三胺五醋酸

for complexometry, ≥99.0%

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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About This Item

线性分子式:
[(HOOCCH2)2NCH2CH2]2NCH2COOH
CAS号:
分子量:
393.35
Beilstein:
1810219
EC 号:
MDL编号:
UNSPSC代码:
41116105
PubChem化学物质编号:
NACRES:
NA.21

等级

for complexometry

质量水平

检测方案

≥99.0% (KT)
≥99.0%

灼烧残渣

≤0.05% (as SO4)

缺失

≤0.1% loss on drying, 20°C, HV

mp

219-220 °C (lit.)

痕量阴离子

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

痕量阳离子

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

SMILES字符串

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

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)

InChI key

QPCDCPDFJACHGM-UHFFFAOYSA-N

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一般描述

请访问我们的 滴定中心 了解更多信息。

应用

  • 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)。

其他说明

用于溶液中离子螯合的络合剂

象形图

Health hazardExclamation mark

警示用语:

Danger

危险分类

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

靶器官

Respiratory Tract

WGK

WGK 2

闪点(°F)

closed cup

闪点(°C)

closed cup

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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