Asam kaprilat

Asam kaprilat
Skeletal formula
Ball-and-stick model
Nama
Nama IUPAC
octanoic acid
Nama lain
Penanda
Model 3D (JSmol)
3DMet {{{3DMet}}}
ChEBI
ChEMBL
ChemSpider
DrugBank
Nomor EC
KEGG
Nomor RTECS {{{value}}}
UNII
  • InChI=1S/C8H16O2/c1-2-3-4-5-6-7-8(9)10/h2-7H2,1H3,(H,9,10) YaY
    Key: WWZKQHOCKIZLMA-UHFFFAOYSA-N YaY
  • InChI=1/C8H16O2/c1-2-3-4-5-6-7-8(9)10/h2-7H2,1H3,(H,9,10)
    Key: WWZKQHOCKIZLMA-UHFFFAOYAH
  • CCCCCCCC(=O)O
Sifat
C8H16O2
Massa molar 144,21 g·mol−1
Penampilan Oily colorless liquid
Bau Faint, fruity-acid; irritating
Densitas 0.910 g/cm3[1]
Titik lebur 167 °C (333 °F; 440 K)[3]
Titik didih 2.397 °C (4.347 °F; 2.670 K)[1]
0.068 g/100 mL[1]
Kelarutan soluble in alcohol, chloroform, ether, CS2, petroleum ether, acetonitrile
log P 3.05
Tekanan uap 0.25 Pa
Keasaman (pKa) 4.89[2]

1.055 (2.06–2.63 K)
1.53 (−191 °C)

-101.60·10−6 cm3/mol
Indeks bias (nD) 1.4285
Termokimia
Kapasitas kalor (C) 297.9 J/K mol
Entalpi pembentukan standar (ΔfHo) -636 kJ/mol
Bahaya
Titik nyala 130 °C (266 °F; 403 K)
440 °C (824 °F; 713 K)
Dosis atau konsentrasi letal (LD, LC):
10.08 g/kg (orally in rats)[1]
Senyawa terkait
Senyawa terkait
 Asam heptanoat, Asam nonanoat
Kecuali dinyatakan lain, data di atas berlaku pada suhu dan tekanan standar (25 °C [77 °F], 100 kPa).
YaY verifikasi (apa ini YaYN ?)
Referensi

Asam kaprilat adalah asam lemak jenuh, dan asam karboksilat, dengan rumus struktur CH3(CH2)6CO2H. Diklasifikasikan sebagai asam karboksilat, itu adalah cairan berminyak tidak berwarna yang dapat larut dalam air dengan aroma dan rasa tengik yang agak tidak menyenangkan. Garam dan ester dari asam oktanoat dikenal sebagai oktanoat atau kaprilat. Ini adalah bahan kimia industri umum, yang diproduksi oleh oksidasi aldehida C8.[4]

Senyawa ini ditemukan secara alami dalam susu berbagai mamalia, dan sebagai konstituen minor dari minyak kelapa dan minyak inti sawit.

Referensi

  1. ^ a b c d Templat:Merck12th
  2. ^ Lide, D. R. (Ed.) (1990). CRC Handbook of Chemistry and Physics (70th Edn.). Boca Raton (FL):CRC Press. 
  3. ^ Beare-Rogers, J.; Dieffenbacher, A.; Holm, J.V. (2001). "Lexicon of lipid nutrition (IUPAC Technical Report)". Pure and Applied Chemistry. 73 (4): 685–744. doi:10.1351/pac200173040685. 
  4. ^ Riemenschneider, Wilhelm (2005), "Carboxylic Acids, Aliphatic", Ullmann's Encyclopedia of Industrial Chemistry, Weinheim: Wiley-VCH, doi:10.1002/14356007.a05_235 

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