| 单词 |
jalapinolic |
| 释义 |
jalapinolic, a. Chem.|ˌdʒæləpɪˈnɒlɪk| [tr. G. jalappinolsäure jalapinolic acid (W. Mayer 1854, in Ann. d. Chem. u. Pharm. XCII. 128), f. jalappin (now jalapin) jalapin + -ol -ol: see -ic.] jalapinolic acid: the dextrorotatory form of 11-hydroxyhexadecanoic acid, CH3(CH2)4CHOH(CH2)9COOH, a crystalline derivative of palmitic acid obtained by hydrolysis of jalapin.
1855Chem. Gaz. 15 Mar. 115 The oxidation of convolvulinolic and jalapinolic acids by nitric acid. 1928Jrnl. Amer. Chem. Soc. L. 1749 The resin from Orizaba root yields on hydrolysis an hydroxyhexadecanoic acid, jalapinolic acid. 1964Phytochemistry III. 289 The aglycons most frequently obtained from convolvulaceous glycosidic acids have been (+)-11-hydroxyhexadecanoic acid (jalapinolic acid) and convolvulinolic acid. |
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