CITRIC ACID - (77-92-9)


prénom: citric acid; 2-hydroxypropane-1,2,3-tricarboxylic acid; hydrogen citrate
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 % 


Usages / Fonction

• " 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


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


Pour plus d'informations


(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.