英语词汇“menadione”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

menadione

/ˌmɛnəˈdʌɪəʊn

noun [mass noun] Medicine

A synthetic yellow compound related to menaquinone, used to treat haemorrhage.

Chemical formula: C₁₁H₈O₂.

This medium is prepared twice each week and is complemented with 8% sheep blood, menadione, and gentamicin, making this medium selective for anaerobes....

The K vitamins exist naturally as K 1 in green vegetables and K 2 produced by intestinal bacteria and K 3 is synthetic menadione.
After absorption, menadione is thought to become alkylated into biologically active isoprenylated menaquinones.

Origin

1940s: from me(thyl) + na(phthalene) + the suffix -dione, used in names of compounds containing two carbonyl groups.

单词	menadione
释义	menadione /ˌmɛnəˈdʌɪəʊn / noun [mass noun] Medicine A synthetic yellow compound related to menaquinone, used to treat haemorrhage. Chemical formula: C₁₁H₈O₂. This medium is prepared twice each week and is complemented with 8% sheep blood, menadione, and gentamicin, making this medium selective for anaerobes.... The K vitamins exist naturally as K 1 in green vegetables and K 2 produced by intestinal bacteria and K 3 is synthetic menadione. After absorption, menadione is thought to become alkylated into biologically active isoprenylated menaquinones. Origin 1940s: from me(thyl) + na(phthalene) + the suffix -dione, used in names of compounds containing two carbonyl groups.
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