| 词条 | Hipposudoric acid |
| 释义 |
| Watchedfields = changed | verifiedrevid = 400736798 | ImageFile1 = Hipposudoric acid.png | ImageFile2 = Hipposudoric.png | IUPACName = 3-Carboxymethyl-5-hydroxy-1,4,8-trioxo-4,8-dihydro-1H-fluorene-9-carboxylic acid | OtherNames = |Section1={{Chembox Identifiers | Abbreviations = | ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} | ChemSpiderID = 26546345 | InChI = | InChIKey = | StdInChI_Ref = {{stdinchicite|correct|chemspider}} | StdInChI = 1S/C16H8O8/c17-6-1-2-7(18)11-10(6)13-12(14(11)16(23)24)8(19)3-5(15(13)22)4-9(20)21/h1-3,17H,4H2,(H,20,21)(H,23,24) | StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} | StdInChIKey = JTNHFMSBPHUJFI-UHFFFAOYSA-N | CASNo_Ref = {{cascite|changed|??}} | CASNo = 851367-73-2 | EINECS = | PubChem = 71308217 | SMILES = c1cc(=O)c-2c(c3=c(c2c1O)c(=O)c(cc3=O)CC(=O)O)C(=O)O | RTECS = | MeSHName = | ChEBI = | KEGG = }} |Section2={{Chembox Properties | C=16 | H=8 | O=8 | Appearance = Red | Density = | MeltingPt = | MeltingPt_notes = | BoilingPt = | BoilingPt_notes = | Solubility = | SolubleOther = | Solvent = | pKa = | pKb = |Section7={{Chembox Hazards | ExternalSDS = | EUClass = | MainHazards = | NFPA-H = | NFPA-F = | NFPA-R = | NFPA-S = | RPhrases = | SPhrases = | RSPhrases = | FlashPt = | AutoignitionPt = | ExploLimits = | PEL = }} Hipposudoric acid is a red pigment found in the skin secretions of the hippopotamus;[1] although the secretions are often known as "blood sweat" (thus the name "hipposudoric", referring to "hippo sweat"), they are neither blood nor sweat. Like its orange-colored analog norhipposudoric acid, hipposudoric acid functions both as a natural sunscreen and as an antimicrobial agent. It is derived from the oxidative dimerization of homogentisic acid.[2] {{clear left}}References1. ^{{cite journal | journal = Pure Appl. Chem. | volume = 79 | issue = 4 | pages = 507–517 | year = 2007 | doi = 10.1351/pac200779040507 | title = Studies on the red sweat of the Hippopotamus amphibius |author1=Kimiko Hashimoto |author2=Yoko Saikawa |author3=Masaya Nakata | url = http://media.iupac.org/publications/pac/2007/pdf/7904x0507.pdf}} 2. ^{{cite journal | title = Properties of the enzyme responsible to the synthesis of hipposudoric and norhipposudoric acids, the pigments in the red sweat of the hippopotamus |author1=Moriya Kai |author2=Matsuura Masanori |author3=Saikawa Yoko |author4=Hashimoto Kimiko |author5=Yamaguguchi Ayumu |author6=Sakamoto Kazuhiro |author7=Akihisa Narito |author8=Hirata Hiroyoshi | journal = Nippon Kagakkai Koen Yokoshu | volume = 86 | issue = 2 | pages = 1314 | year = 2006 | url = http://sciencelinks.jp/j-east/article/200618/000020061806A0436283.php}} 5 : Hippopotamuses|Fluorenones|Phenols|Acetic acids|Quinones |
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