Author Topic: Need pKa of pyrophosphoric acid (Read 1893 times)

Lilienthal · « **on:** October 14, 2002, 11:24:00 PM »

I need the pK_as of pyrophosphoric acid = H4P2O6 or an ester thereof. Unfortunately I don't have a book here, but I have already checked Google and ClearLight's link

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Thanks

GC_MS · « **Reply #1 on:** October 14, 2002, 11:34:00 PM »

0.9 - 2.0 - 6.6 - 9.4

http://216.239.33.100/search?q=cache%3A4FpZn1kqkJcC%3Aicg.harvard.edu/~chem206/Fall_2001/lectures/18_Acid_Based_Properties_of_Organic_Molecules/pKa_compilation.pdf+pka+%2B+pyrophosphoric&hl=en&ie=UTF-8

Another page gives 0.9, 1.5, 5.8, 8.2 though...

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Lilienthal · « **Reply #2 on:** October 15, 2002, 10:02:00 AM »

Thanks a lot, good find. Google seems to have problems with * as a wildcard!?

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Author Topic: Need pKa of pyrophosphoric acid (Read 1893 times)

Lilienthal

Need pKa of pyrophosphoric acid

GC_MS

pka

Lilienthal

Thanks a lot, good find.