alpha position

alpha position

[′al·fə pə‚zish·ən]
(organic chemistry)
In chemical nomenclature, the position of a substituting group of atoms in the main group of a molecule; for example, in a straight-chain compound such as α-hydroxypropionic acid (CH3CHOHCOOH), the hydroxyl radical is in the alpha position.
References in periodicals archive ?
These watch-pocket pistols remained the most common personal handguns right up until the passage of the import bans of GCA 1968 joined hands with the constant nattering of gun writers-knocking the caliber out of the alpha position. Factory loads proving totally reliable in my Colt and Baby Browning include the CCI Aluminum Blazer Ball and the CCI Gold Dot Hollow point.
After the interval, the dancers go into the jungle and come out more bestial, bereft of shirts and behaving like territorial apes vying for the alpha position. Derrick's character grows rabid with power as the other "apes" defer to him.
"A marauding male doesn't know how long he's going to be in the alpha position, so he really needs to hurry up and start producing babies if he is going to have any hope of protecting them long enough to see them into adulthood," she said.
Most correspondents tell me how they are maintaining their alpha position over the dog because that is how wolves do it.
Note that, in this view, the Abrahamic religions can work to support egalitarian values only if "God" assumes the dominant alpha position and all competition is suppressed, including the charismatic preachers so beloved by American Protestants.
To sustain his claim that this arises from the evolutionary history of natural selection favoring a strong dominance drive among males, Ludwig quotes from recent studies of monkeys and apes showing the importance of dominance hierarchies in which males compete for the alpha position. He emphasizes the remarkable similarities between human politics as an arena for male rivalry for high status and the "chimpanzee politics" of male competition for dominance as described by Frans de Waal and other primatologists.
The most susceptible group is the methyl group in the alpha position to the ether oxygen, which undergoes oxidation, causing eventual chain cleavage, leading to a significant reduction in molecular weight at the surface and eventual surface fissuring.