十八碳 meaning in English
asclejic acid
lactarinic acid
tariric acid
Examples
- Improvement on the synthesis 3 - 3 , 5 - di - tert - butyl - 4 - hydroxyphenyl propionic octadecyl ester
丙酸十八碳醇酯合成工艺改进 - Eighteen compounds in the oil were identified by g c / ms . they are : seven ketone compounds : 2 - undecanone , 6 , 10 - dimethy , 1 - cyclohexanol - l - butanone , 2 , 5 - hexanedione , 2 ( 4h ) - benzofuranone , 5 , 6 , 7 , 7 , a - tetrahydro - 4 , 4 , 7a - trimethyl , 3 - buten - 2 - one , 4 - ( 2 , 6 , 6 - trimethyl - 1 - cyclohex en - 1 - yl ) - , ( e ) , 6 - dodecanone , 3 - buten - 2 - one , 4 - ( 2 , 6 , 6 - trimethyl - 7 - oxabicycl o4 . 1 . 0hept - l - yl ) ; three alcoholic compounds : a - terpineol . benzyl alcoho 1 , phytol ; two alkyl and acyl amine components : undecane , tetradecane and hydrazinecarboxamide , n , n - diphenyl - , acetamidobenzene ; one ester , a idehyde , alkyne and acid : butanoic acid : 2 - propenyl ester , 1 - octadecyne , 1 - octadecyne , palmitic acid
三甲基一7一氧双环p ， l ， 0庚烷基什丁烯酮上；醇3种：苯甲醇、 a松油醇、 3 ， 7 ， 11 ， 15十六烯2醇1 ；烷2种：十一烷、十四烷；酚胺2种：姘基甲酚h苯胺、乙酞苯胺；酯、醛、炔、和酸备是1种：丁酸烯丙酯、十八碳醛、十八炔、十六碳酸。 - A substance extracted from mycelia with benzinum was studied for the first time . five compositions were found : butylated hydroxytoluene , n - hexadcanoic acid , 9 , 12 - octadecadienoic acid methyl ester , eicosane and hexacosane . the paper provided scientific basis data for researching mainly biologic characteristics and active compositions of mycelia from phellinus igniarius cultured with solid and liquid culture media
首次对菌丝体的石油醚提取物进行定性分析，确定该菌丝体中含有二丁基夯基甲苯、棕桐酸、 9 ， 12一十八碳二烯酸甲醋，二十碳烷及二十六碳烷，这五种物质均为在桑黄菌丝体中首次发现。