EDTA

C₁₀H₁₆N₂O₈

IUPAC: 2,2',2'',2'''-(Ethane-1,2-diyldinitrilo)tetraacetic acid

CAS: 60-00-4

概述

EDTA is a powerful chelating agent that binds metal ions. It is used in medicine to treat heavy metal poisoning and in food preservation.

组成

元素 符号 原子 原子质量
Hydrogen H 16 1.0080
Carbon C 10 12.0110
Nitrogen N 2 14.0070
Oxygen O 8 15.9990

元素组成

H
Hydrogen ×16
5.5%
C
Carbon ×10
41.1%
N
Nitrogen ×2
9.6%
O
Oxygen ×8
43.8%

用途

  • • Chelation therapy
  • • Food preservative
  • • Water softener
  • • Blood anticoagulant (purple top tubes)

趣味知识

  • ✦ EDTA-treated blood tubes have purple caps — EDTA prevents clotting by chelating calcium ions

安全性

  • ⚠ Can deplete essential minerals

Structure

SMILES

C(CN(CC(=O)O)CC(=O)O)N(CC(=O)O)CC(=O)O

属性

类型
organic
状态
solid
摩尔质量
292.24 g/mol
密度
0.8600 g/cm³
熔点
245.0 °C
溶解度
0.5 g/L at 25°C

Molecular Descriptors

Exact Mass
292.0907
XLogP
-5.9
TPSA
156.0 Ų
H-Bond Donors
4
H-Bond Acceptors
10
Rotatable Bonds
11
Heavy Atoms
20
Complexity
315.0

相关化合物

Caffeine

C₈H₁₀N₄O₂

Coumarin

C₉H₆O₂

Acetone

(CH₃)₂CO

Acrylic Acid

C₃H₄O₂

Cysteine

C₃H₇NO₂S

DDT

C₁₄H₉Cl₅

Alanine

C₃H₇NO₂

Diazepam

C₁₆H₁₃ClN₂O

Dichloromethane

CH₂Cl₂

Butane

C₄H₁₀

Frequently Asked Questions

What is EDTA?
EDTA (C₁₀H₁₆N₂O₈) is a organic compound with the IUPAC name 2,2',2'',2'''-(Ethane-1,2-diyldinitrilo)tetraacetic acid.
What is the molecular weight of EDTA?
EDTA has a molar mass of 292.24 g/mol.
What state is EDTA at room temperature?
EDTA is a solid at room temperature.
Is EDTA organic or inorganic?
EDTA is classified as an organic compound.
What elements make up EDTA?
EDTA (C₁₀H₁₆N₂O₈) is composed of Hydrogen (H), Carbon (C), Nitrogen (N), Oxygen (O).