CITRIC ACID - (77-92-9)

introduzione

Nome: citric acid; 2-hydroxypropane-1,2,3-tricarboxylic acid; hydrogen citrate
* IUPAC
Numero CAS: 77-92-9
Formula chimica: C6H8O7
Massa molare: 192.12352 g
Percentuale di massa: C 37.509 %; H 4.1970 %; O 58.293 % 

Classificazione

Usi / Funzione

• "...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

doppi legami: 3
tripli legami: 0
Sigma Bonds: 20
pi Bonds: 3
Totale: 23
carboxyl Gruppi: 3
gruppi idrossilici: 1

reazioni

Per maggiori informazioni

fonti

(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.