menadione

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menadione

 [men″ah-di´ōn] vitamin K3.
1. a synthetic fat-soluble vitamin that can be converted in the body to active vitamin K; administered orally or intramuscularly. See vitamin.
2. the basic double ring quinone structure that is the parent structure of the related compounds with vitamin K activity, which can be formed by addition of long side chain substituents.

men·a·di·one

(men'ă-dī'ōn),
The root of compounds that are 3-multiprenyl derivatives of menadione and known as the menaquinones or vitamins K2.
Synonym(s): vitamin K3

menadione

(mĕn′ə-dī′ōn′)
n.
A synthetic vitamin K derivative that is a yellow crystalline powder, C11H8O2, used as a vitamin K supplement.

Menadione

A synthetic form of vitamin K. It is sometimes called vitamin K3.
Mentioned in: Vitamin Toxicity

men·a·di·one

(men'ă-dī'ōn)
Root of compounds that are 3-multiprenyl derivatives of menadione and known as the menaquinones or vitamins K2.
Synonym(s): vitamin K3.