Citric Acid

C₆H₈O₇

IUPAC: 2-Hydroxypropane-1,2,3-tricarboxylic acid

CAS: 77-92-9

Обзор

Citric acid is a weak organic acid found in citrus fruits. It is a key intermediate in the Krebs cycle and the most widely used food acid.

Состав

Элемент Символ Атомы Атомная масса
Hydrogen H 8 1,0080
Carbon C 6 12,0110
Oxygen O 7 15,9990

Элементный состав

C
37,5%
O
58,3%

Применение

  • Food acidulant
  • Preservative
  • Cleaning agent
  • Pharmaceutical

Интересные факты

  • Over 2 million tonnes of citric acid are produced annually, mostly by fermentation of Aspergillus niger mold

Безопасность

  • ⚠ Mild irritant

Structure

SMILES

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

Свойства

Тип
organic
Состояние
solid
Молярная масса
192,12 g/mol
Плотность
1,6600 g/cm³
Температура плавления
153,0 °C
Температура кипения
175,0 °C
Растворимость
1330 g/L at 20°C

Molecular Descriptors

Exact Mass
192,0270
XLogP
-1,7
TPSA
132,0 Ų
H-Bond Donors
4
H-Bond Acceptors
7
Rotatable Bonds
5
Heavy Atoms
13
Complexity
227,0

Frequently Asked Questions

What is Citric Acid?
Citric Acid (C₆H₈O₇) is a organic compound with the IUPAC name 2-Hydroxypropane-1,2,3-tricarboxylic acid.
What is the molecular weight of Citric Acid?
Citric Acid has a molar mass of 192.12 g/mol.
What state is Citric Acid at room temperature?
Citric Acid is a solid at room temperature.
Is Citric Acid organic or inorganic?
Citric Acid is classified as an organic compound.
What elements make up Citric Acid?
Citric Acid (C₆H₈O₇) is composed of Hydrogen (H), Carbon (C), Oxygen (O).