Intramolecular hydrogen bonds in 1,4-dihydropyridine
The 13 C NMR spectra of compounds 1, 3, 5 show the signals for C 3 and C 5 atoms at the lower values (ca 102–104 ppm), than those expected for the typical olefinic carbons atoms, while the C 2 and C 6 signals appear at higher values (approx. 141–145 ppm). These findings have been accounted for by the strong push–pull effect of the groups
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concentrations decreased after coagulation for 27.9, 58.6, and 7.9%, respectively. RO/NF membranes (NF270, NF90, and XLE) additionally decreased COD and TOC for >94.6%
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Nydahl found that best results were obtained when cadmium metal was used at a pH of 9.5, which gave a yield of 99.9+0.1 percent. However, the ASTM D 3867-85 (82) method uses cadmium treated with copper sulfate in the pH range from 6
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Looking for load data around the following powders from I guess circa 90's. Accurate 2700, 2460 or xmr2495 Can't find it in any of my load books or load data website. Figured maybe I could pick more experienced brains on how would I even begin to figure out a starting load. Sent from my iPhone using Tapatalk
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