Oxalic Acid

C₂H₂O₄

IUPAC: Ethanedioic acid

CAS: 144-62-7

概述

Oxalic acid is the simplest dicarboxylic acid, found naturally in many plants including rhubarb and spinach. It is used as a rust remover and bleaching agent.

组成

元素 符号 原子 原子质量
Hydrogen H 2 1.0080
Carbon C 2 12.0110
Oxygen O 4 15.9990

元素组成

H
Hydrogen ×2
2.2%
C
Carbon ×2
26.7%
O
Oxygen ×4
71.1%

用途

  • • Rust removal
  • • Bleaching agent
  • • Metal cleaning
  • • Wood restoration

趣味知识

  • ✦ Rhubarb leaves are toxic due to their high oxalic acid content

安全性

  • ⚠ Toxic
  • ⚠ Corrosive
  • ⚠ Can cause kidney stones

Structure

SMILES

C(=O)(C(=O)O)O

属性

类型
organic
状态
solid
摩尔质量
90.03 g/mol
密度
1.9000 g/cm³
熔点
189.5 °C
溶解度
143 g/L at 25°C

Molecular Descriptors

Exact Mass
89.9953
XLogP
-0.3
TPSA
74.6 Ų
H-Bond Donors
2
H-Bond Acceptors
4
Rotatable Bonds
1
Heavy Atoms
6
Complexity
71.0

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 Oxalic Acid?
Oxalic Acid (C₂H₂O₄) is a organic compound with the IUPAC name Ethanedioic acid.
What is the molecular weight of Oxalic Acid?
Oxalic Acid has a molar mass of 90.03 g/mol.
What state is Oxalic Acid at room temperature?
Oxalic Acid is a solid at room temperature.
Is Oxalic Acid organic or inorganic?
Oxalic Acid is classified as an organic compound.
What elements make up Oxalic Acid?
Oxalic Acid (C₂H₂O₄) is composed of Hydrogen (H), Carbon (C), Oxygen (O).