| rac | racemate, racemic |
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| Rac | Racemic |
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| racemic | <chemistry> Pertaining to, or designating, an acid found in many kinds of grapes. It is also obtained from tartaric acid, with which it is isomeric, and from sugar, gum, etc, by oxidation. It is a sour white crystalline substance, consisting of a combination of dextrorotatory and levorotatory tartaric acids. Origin: Cf. F. Racemique. See Raceme. Source: Websters Dictionary (01 Mar 1998) |
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| racemic mixture | A mixture of equal amounts of the two stereoisomersof an optically active substance. (09 Oct 1997) |
| racemic epinephrine |
A mixture of dextro and levo-isomers of epinephrine that, when nebulized, can be used in the treatment of croup and bronchiolitis. The drug is usually given with parenteral dexamethasone.
Ãâó:
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| racemic |
made up of two enantiomorphic isomers and therefore optically inactive.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| racemic c. pantothenate |
[USP] a mixture of the calcium salts of the dextrorotatory and levorotatory isomers of pantothenic acid, with a physiological activity about half that of calcium pantothenate.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| racemic f. |
racemate.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| racemic m. |
racemate.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| racemic | the optically inactive form of tartaric acid that is often found in grape juice |
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