isomer


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  • noun

Words related to isomer

a compound that exists in forms having different arrangements of atoms but the same molecular weight

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Regression analysis of the plot of peak area versus concentration for each isomer revealed excellent relationships, the corelation coefficients being nearly unity for all standard curves.
We have assessed the benefit of a virtual screening of alpha-Patchouli alcohol isomer (CID521903, CID442384, and/or CID6432585) as inhibitors of cyclooxygenase (COX-1/COX-2) isoenzymes, only with interaction energy by hydrogen binding by LeadIT Biosolve software [8].
[3] have studied 2a in cyclohexane solution and concluded that the preferred form for this dye (at small concentration of 6.5 x [10.sup.-6] M) and also in the solid state (crystals or films) is the isomer II (Scheme 2).
Formation of oxazolidine cycle leads to stabilization of (2a)TTC-SP isomer by 3.4kcal/mol, but by the meantime for 2-OR-isomer (2a)TTC-TTC, it could result in destabilization of 7.3kcal/mol.
It is important to understand that vitamin E exists naturally as eight different mirror isomers known as tocotrienols and tocopherols.
H-point standard addition method (HPSAM) has been applied to the simultaneous determination of o-aminophenol (oA) and p-aminophenol (pA) isomers in binary mixtures.
Considering relative stabilities of intermediates proposed in the mechanism showed that, hemiaminal 5R was 0.8 kcal/mol more stable than 5S isomer. Conversion of hemiaminal 5 to iminium ion (8) is catalyzed by both Br0nsted and Lewis acids [18].
Bill Levitsky and Daniel Madison of Newmark Knight Frank represented Isomer Partners LP, and Kirill Azovtsev of Jones Lang LaSalle represented Russian Standard Vodka.
GARRY OWEN NEWSBOY 1.45 LET'S SWAY CARVELAS 2.20 HOWARDIAN HILLS HOWARDIAN HILLS 2.55 QUEEN OF DESIRE L'AGE D'OR 3.30 SWIFT AND SURE SWIFT AND SURE 4.10 MONAADHIL ISOMER 4.45 AQUA LIBRE AYE AYE SKIPPER 5.20 MASQUERADE BLING MASQUERADE BLING 5.55 SPOT LITE CENT FLYING
Spectral binding constants were about three to five times higher than the IC50 for CYPs 17A1 and 11B1 in intact cells, suggesting that, for these enzymes, a second mode of inhibition not involving the canonical binding pockets of these steroidogenic enzymes accounts for a significant portion of the much greater inhibition potency of levoketoconazole as compared with its mirror-opposite isomer 2R,4S-ketoconazole.
Reference standards of cefprozil (cis isomer 85.9%, trans isomer 9.2%) were purchased from the National Institutes for Food and Drug Control.