词条 | Alpha-Carotene |
释义 |
| Verifiedfields = changed | verifiedrevid = 477318860 | ImageFile = Alpha-carotene.svg | ImageSize = 300px | ImageAlt = Skeletal formula | ImageFile1 = Alpha-Carotene-3D-spacefill.png | ImageSize1 = 300px | ImageAlt1 = Space-filling model | Name = α-Carotene | IUPACName = β,ε-Carotene | OtherNames = |Section1={{Chembox Identifiers | ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} | ChemSpiderID = 3571861 | InChI = 1/C40H56/c1-31(19-13-21-33(3)25-27-37-35(5)23-15-29-39(37,7)8)17-11-12-18-32(2)20-14-22-34(4)26-28-38-36(6)24-16-30-40(38,9)10/h11-14,17-23,25-28,37H,15-16,24,29-30H2,1-10H3/b12-11+,19-13+,20-14+,27-25+,28-26+,31-17+,32-18+,33-21+,34-22+ | InChIKey = ANVAOWXLWRTKGA-JLTXGRSLBQ | StdInChI_Ref = {{stdinchicite|correct|chemspider}} | StdInChI = 1S/C40H56/c1-31(19-13-21-33(3)25-27-37-35(5)23-15-29-39(37,7)8)17-11-12-18-32(2)20-14-22-34(4)26-28-38-36(6)24-16-30-40(38,9)10/h11-14,17-23,25-28,37H,15-16,24,29-30H2,1-10H3/b12-11+,19-13+,20-14+,27-25+,28-26+,31-17+,32-18+,33-21+,34-22+ | StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} | StdInChIKey = ANVAOWXLWRTKGA-JLTXGRSLSA-N | CASNo_Ref = {{cascite|changed|??}} | CASNo = 7488-99-5 | PubChem = 6419725 | UNII_Ref = {{fdacite|correct|FDA}} | UNII = 45XWE1Z69V | ChEBI_Ref = {{ebicite|correct|EBI}} | ChEBI = 28425 | SMILES = C\\C2=C\\CCC(C)(C)C2/C=CC(\\C)=C\\C=C\\C(\\C)=C\\C=C\\C=C(/C)\\C=C\\C=C(/C)\\C=C\\C1=C(/C)CCCC1(C)C |Section2={{Chembox Properties | C=40 |H=56 | MolarMass = 536.873 | Appearance = | Density = | MeltingPt = | BoilingPt = | Solubility = |Section3={{Chembox Hazards | MainHazards = | FlashPt = | AutoignitionPt = }} α-Carotene is a form of carotene with a β-ionone ring at one end and an α-ionone ring at the opposite end. It is the second most common form of carotene. Human physiologyIn American and Chinese adults, the mean concentration of serum α-carotene was 4.71 µg/dL. Including 4.22 µg/dL among men and 5.31 µg/dL among women.[1][2] Dietary sourcesThe following vegetables are rich in alpha-carotene:[1]
References1. ^1 {{cite journal|vauthors=Li C, Ford ES, Zhao G, Balluz LS, Giles WH, Liu S |title=Serum α-carotene concentrations and risk of death among US Adults: the Third National Health and Nutrition Examination Survey Follow-up Study |journal=Arch. Intern. Med. |volume=171 |issue=6 |pages=507–15 |date=March 2011 |doi=10.1001/archinternmed.2010.440 |pmid=21098341 |laysummary=http://www.medicalnewstoday.com/articles/208965.php |laysource=Medical News Today |laydate=22 November 2010 |deadurl=yes |archiveurl=https://web.archive.org/web/20101129085914/http://archinte.ama-assn.org/cgi/content/full/archinternmed.2010.440v1|url=http://archinte.ama-assn.org/cgi/content/full/archinternmed.2010.440v1|archivedate=29 November 2010 }} {{Carotenoids}}{{Vitamin}}{{Terpenoids}}{{DEFAULTSORT:Carotene, Alpha-}}2. ^Alpha-carotene Linked to Lower Mortality Rates {{Webarchive|url=https://web.archive.org/web/20120513164242/http://www.tuftshealthletter.com/ShowArticle.aspx?RowID=928 |date=2012-05-13 }}, Tufts Health and Nutrition Letter, March 2011 3 : Carotenoids|Tetraterpenes|Cyclohexenes |
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