CITRIC ACID - (77-92-9)

introduction

prénom: citric acid; 2-hydroxypropane-1,2,3-tricarboxylic acid; hydrogen citrate
* IUPAC
Numero CAS: 77-92-9
Formule chimique: C6H8O7
Masse molaire: 192.12352 g
Pourcentage de masse: C 37.509 %; H 4.1970 %; O 58.293 % 

Classification

Usages / Fonction

• "...is found in the juices of lemons, oranges, limes, gooseberries, and many other kinds of fruits." 1

• "An acid found in citrus fruits or prepared synthetically in the form of colorless crystals or white crystalline powder, which is soluble in water, ether, and alcohol. The hydrous form is used as a flavoring agent." 2

Bonding

Obligations doubles: 3
Obligations Triple: 0
Obligations Sigma: 20
Obligations Pi: 3
Total: 23
carboxyl Groupes: 3
Les groupes hydroxylés: 1

Réactions

Pour plus d'informations

Sources

(1) - Brownlee, Raymond B., Fuller, Robert W., and Whitsit, Jesse E. Elements of Chemistry; Allyn and Bacon: Boston, Massachusetts, 1959; p 328.
(2) - Taber's Cyclopedic Medical Dictionary, 18th ed.; F. A. David Company: Philadelphia, PA, 1997; p 21.
(3) - Zumdahl, Steven and Zumdahl, Susan A. Chemistry 9th ed.; Brooks/Cole: Belmont, CA, 2014; p 132.