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OK Gary. I'm continuing to put the pieces together and maybe I am coming around to the understanding I have been seeking all weekend. I had read your post #31 on this thread which gave the SGS Control Services analysis of DF-144 long BEFORE I went searching for patents. I did not attach much significance to the 4.18% 1,1,1,trimethoxypentane....it is such an unusual structure, I guess I assumed it had to be a mistake. Many hours later when reading the claims in US Patent 5,679,118, I failed to put 2 and 2 together when I read that part of the preparation involves reaction with Methanol. The example in the patent doesn't list 1,1,1 trimethoxypentane as a product, just ordinary gasoline components?? But, perhaps Arcon has found a Pt catalyst that reacts methanol with pentane and puts all three methoxy groups on the terminal carbon? That would be highly unusual! I have no idea what sort of octane 1,1,1 trimethoxypentane has or if it is plausible that it combines synergistically with ethanol to dramatically elevate the octane of the mixture. But, at least this is something I can start to sink my teeth into - THAT is all I have been asking for. If you guys already knew all this, wouldn't it have been easier to shut me up just by answering my question? Anyhow, this one is back on my list for further digging into. Gary: Could I ask how you came into possession of this DF-144 analysis - is it genuine? Is there additional information like this buried somewhere else you can point me to? And for the rest of you who so enthusiastically mocked the notion that Arcon would ever let the DF-144 formulation get posted on the Internet; let me ask, if the analysis in post #31 is genuine, isn't part of the cat out of the bag (there were two other unknown oxygenates in the analysis present in smaller amounts)? I apologize to all who took offense at my skepticism. But, I really am here just to try and understand the real significance of Arcon's announcement. |