TIGLIC ACID - (80-59-1)

introduzione

Nome: tiglic acid; (E)-2-methylbut-2-enoic acid*; cevadic acid
* IUPAC
Numero CAS: 80-59-1
Formula chimica: C5H8O2
Massa molare: 100.11582 g
Percentuale di massa: C 59.984 %; H 8.0541 %; O 31.961 % 
isomeri:  vinyl propionate  •  glutaraldehyde  •  acetylacetone  •  ethyl acrylate  •  angelic acid  •  allyl acetate  •  2,3-pentanedione

Classificazione

bonding

doppi legami: 2
tripli legami: 0
Sigma Bonds: 14
pi Bonds: 2
Totale: 16
carboxyl Gruppi: 1
gruppi idrossilici: 0
ibridazione: double bonded carbons are oxygen are sp2; other carbons and oxygen are sp3

Termochimica

ΔHf° (s): -117.3 kcal/mol 1 = -490.78 kJ/mol
The heat of combustion is the amount of heat released when one mole of a substance undergoes combustion according to the general reaction equation:
CxHyOz + 0.25(4x+y-2z) O2 (g) → x CO2 (g) + 0.5y H2O (ℓ)

ΔHcomb° (s): -626.21 kcal = -2620.0868 kJ

Per maggiori informazioni

fonti

(1) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:91.
(2) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:91.
(3) - Dean, John A. Lange's Handbook of Chemistry, 12th ed.; McGraw-Hill Book Company: New York, NY, 1979; p 9:91.