Beta-karoten
IUPAC ime |
| ||
Drugi nazivi | Betakaroten
| ||
Identifikacija | |||
CAS registarski broj | 7235-40-7 | ||
PubChem[2][3] | 573 | ||
ChemSpider[4] | 4444129 | ||
UNII | 01YAE03M7J | ||
ChEBI | 17579 | ||
ChEMBL[5] | CHEMBL1293 | ||
ATC code | A11 ,D02BB01 | ||
Jmol-3D slike | Slika 1 | ||
| |||
Svojstva | |||
Molekulska formula | C40H56 | ||
Molarna masa | 536.87 g mol−1 | ||
Agregatno stanje | Tamno narandžasti kristali | ||
Gustina | 0.94(6) g cm-3 | ||
Tačka topljenja |
180-182 °C, 453-455 K, 356-360 °F | ||
Tačka ključanja |
633-677 °C, 906-950 K, 1171-1251 °F (na 760 Tor[1]) | ||
log P | 14.764 | ||
Opasnost | |||
Tačka paljenja | 103 °C[6] | ||
Ukoliko nije drugačije napomenuto, podaci se odnose na standardno stanje (25 °C, 100 kPa) materijala | |||
Infobox references |
Karoten je supstanca u šargarepi koji joj daje narandžastu boju.
Strukturu karotena je prvi odredio Karer sa saradnicima 1930.[9] U prirodi,
Izolacija
- ↑ 1,0 1,1 „SciFinder - CAS Registry Number 7235-40-7”. Pristupljeno Oct. 21, 2009.
- ↑ Li Q, Cheng T, Wang Y, Bryant SH (2010). „PubChem as a public resource for drug discovery.”. Drug Discov Today 15 (23-24): 1052-7. DOI:10.1016/j.drudis.2010.10.003. PMID 20970519.
- ↑ Evan E. Bolton, Yanli Wang, Paul A. Thiessen, Stephen H. Bryant (2008). „Chapter 12 PubChem: Integrated Platform of Small Molecules and Biological Activities”. Annual Reports in Computational Chemistry 4: 217-241. DOI:10.1016/S1574-1400(08)00012-1.
- ↑ Hettne KM, Williams AJ, van Mulligen EM, Kleinjans J, Tkachenko V, Kors JA. (2010). „Automatic vs. manual curation of a multi-source chemical dictionary: the impact on text mining”. J Cheminform 2 (1): 3. DOI:10.1186/1758-2946-2-3. PMID 20331846.
- ↑ Gaulton A, Bellis LJ, Bento AP, Chambers J, Davies M, Hersey A, Light Y, McGlinchey S, Michalovich D, Al-Lazikani B, Overington JP. (2012). „ChEMBL: a large-scale bioactivity database for drug discovery”. Nucleic Acids Res 40 (Database issue): D1100-7. DOI:10.1093/nar/gkr777. PMID 21948594.
- ↑ „22040
β -Carotene BioChemika, purum, ≥97,0 % (UV)”. Arhivirano iz originala na datum 2012-01-07. Pristupljeno Oct. 21, 2009. - ↑ 7,0 7,1 Susan D. Van Arnum (1998). Vitamin A in Kirk-Othmer Encyclopedia of Chemical Technology. New York: John Wiley. pp. 99–107. DOI:10.1002/0471238961.2209200101181421.a01.
- ↑ Milne, George W. A. (2005). Gardner's commercially important chemicals: synonyms, trade names, and properties. New York: Wiley-Interscience. ISBN 0-471-73518-3.
- ↑ P. Karrer, A. Helfenstein, H. Wehrli, A. Wettstein (1930). „Pflanzenfarbstoffe XXV. Über die Konstitution des Lycopins und Carotins”. Helvetica Chimica Acta 13: 1084–1099. DOI:10.1002/hlca.19300130532.
- ↑ Mercadante, A.Z., Steck, A., Pfander, H. (1999). „Carotenoids from Guava (Psidium guajava L.): Isolation and Structure Elucidation”. J. Agric. Food Chem. 47 (1): 145–151. DOI:10.1021/jf980405r. PMID 10563863.