dialkyl

dialkyl

[dī′al·kəl]
(organic chemistry)
A molecule that has two alkyl groups.
References in periodicals archive ?
The oxalic acid market on the source of Type of Manufacturing Procedure could span Dialkyl Oxalate Hydrolysis Procedure, Nitric Acid Oxidation Procedure, Sodium Formate Dehydrogenation Procedure, Oxidation of Propylene, Oxidation of Carbohydrates, CO Coupling Reaction.
The company recently expanded production capacity at Ningbo for dialkyl peroxide, an organic peroxide used in the manufacture of flexible products ranging from sporting goods to industrial cables.
This condition is nowadays already fulfilled by most of the commercially available fully formulated lubricants, since they contain anti-wear (AW) additives such as zinc dialkyl dithiophosphates (ZDDPs) or extreme pressure additives, such as sulphurized olefins [12].
Quantitation of dialkyl phosphate metabolites of organophosphate pesticides in human urine using GC-MS-MS with isotopic internal standards.
The commonly used surfactive macromolecular monomers include anionic monomers (e.g., dialkyl maleate cationic [22] and 2-acrylamide long-chain alkyl sulfonic acid [23]), cationic monomers (e.g., (2-methacry-loyloxyethyl) dodecyldimethyl ammonium bromide [24] and (4-(2-(acryloyloxy) ethoxy) benzyl triethyl ammonium bromide) [25]), and F-containing monomers (e.g., fluorocarbon cationic surfmer [26, 27]).
Biomarkers of pesticide exposure used to assess pesticide exposure include: (1) cholinesterase enzyme activities including acetylcholinesterase (AChE) and butyrylcholinesterase (BChE) for assessing the exposure to organophosphate and carbamate containing pesticides; (2) dialkyl phosphate metabolites (DAPs), nonspecific for organophosphates [4-7]; (3) urinary 3-phenoxybenzoic acid (3-PBA), a major metabolite of synthetic pyrethroid[8, 9]; and (4) urinary glyphosate [10].
office in Houston; chitec.com) launched a novel plant-based dialkyl hydroxylamine antioxidant (DAHA).
Other non-toxic analogue of AQ [20-21] obtained to interchange the hydroxyl group at the 4'-position of AQ with dialkyl amino methylene at the 3'-position.
Boothe, "Process for purifying dialkyl diallyl ammonium chloride and dialkyl dimethallyl ammonium chloride," US Patent 3472740,1967.
Organo-clay (Nanomer 1.44P MMT - Aldrich), an onium modified montmorillonite (MMT) containing 35 - 45 % dimethyl dialkyl amine as organic modifier, was used after drying at 80 C for about 5 hours.
Based on some of the previous studies of LSPI, LSPI Quenchers (LSPI-Q) include the Zinc Dialkyl Dithiophosphates (ZDDP)s and Molybdenum, whereas Calcium has been identified as a Promoter (LSPI-P).
The most common would be P and Zn from the anti-wear, anti-oxidant ZDDP (zinc dialkyl dithiophosphate) additive, Ca from detergents, and S.