monoester


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monoester

[¦män·ō′es·tər]
(organic chemistry)
An ester that has only one ester group.
References in periodicals archive ?
Concentration (mg P/kg) of soil phosphorus (P) compounds soluble in NaOH-EDTA as detected by solution 3IP nuclear magnetic resonance spectroscopy and quantified by spectral integration (dicsters and pyrophosphate) and deconvolution (orthophosphate and monocsters) in the depth increment 0-5 cm Lipid P is the sum of the a- and P-glycerophosphate species Treatment: Control 125 kg 250 kg Orthophosphate 36 111 141 Monoester Total 62 111 100 Humic 35 71 62 Lipid 11 14 13 myo-inositol 8 12 12 hexakisphosphate RNA mononucleotides 5 7 7 scyllo-inositol 4 8 7 hexakisphosphate Diester 7 9 8 Pyrophosphate 3 1 4 Table 5.
Also, these metabolites exist at higher levels than the hydrolytic monoesters or free (unconjugated) phenols in urine (Hines et al.
The transesterification process will form trimethyolpropane monoesters (TMPME) and trimethylolpropane diester (TMPDE) as intermediate results, and trimethylolpropane triester (TMPTE) as main product.
Walker et al (151) studied the effects of seven different monoalkyl esters of DMSA on the mobilization of lead in mice and observed that after a single parenteral dose of the chelator DMSA there was a 52 per cent reduction in the lead concentrations while with the monoesters the reduction varied from 54 to 75 per cent.
6,7) Under the conditions used, it appears that reactions involving formation and subsequent hydrolysis of triphosphate ester to the di- and monoesters is taking place simultaneously with oligomerization.
G 362 (61) 12 (2) P 416 (74) 8 (1) Patoka I 340 (45) 9 (1) G 301 (45) 11 (2) P 319 (47) l0 (2) Strafford I 970 (59) 16 (1) G 880 (54) 18 (1) P 1098 (64) 18 (1) Soil series Sample (A) Organic P Orthophosphate Phospholipids monoester Mangamahu I 142 (48) 9 (3) G 122 (41) 4 (1) P 103 (34) 4 (l) Pukaki I 270 (64) 9 (2) G 283 (64) 19 (4) P 204 (51) 2 (0.
Process for producing fatty-acid lower-alkyl monoesters.
Composition (%) Sample Tetra alcohols Palmitic acid Monoester Diester (PTO or DGO) PTI 2 10 88 - PT2 2 3 7 87 DGI - 17 79 4 DG2 6 4 17 73
A recent study soon to be released in the Journal of Andrology has linked several phthalate monoesters to changes in men's hormones.
The TEA quatemary ammonium fabric softening material contains at least 10% monoester, by weight of the quaternary material, and has an IodineValue of between 0-60.
2006) identified a series of fatty acid monoester derivatives of PTX2 SA when screening for PTX derivatives in unhydrolyzed extracts from blue mussels.
Altered semen quality in relation to urinary concentrations of phthalate monoester and oxidative metabolites.