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4-Formylphenyl boronic acid crystallizes in colorless needles [1] or is obtained as an odorless, whitish powder, which dissolves little in cold but better in hot water. The compound is quite stable [3] and readily forms dimers and cyclic trimeric anhydrides, which complicate purification and tend to protodeboronize, a secondary reaction that occurs frequently in the Suzuki coupling, with ...
In 1986, Bogusław Tomaszewski proposed a question about the distribution of the sum of independent Rademacher variables. A series of works on this question [5] [6] culminated into a proof in 2020 by Nathan Keller and Ohad Klein of the following conjecture.
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The unemployment rate fell to 4.1% from November's 4.2%. New labor data for January is due on February 7. It was positive news for the economy ahead of twin reports in mid-January that showed ...
In 2025, the company expects to deliver organic revenue growth of 5% to 6%, as well as adjusted earnings growth of 2% to 3%. Shares of the Coca-Cola are a top trending ticker on Yahoo Finance ...
Thus, for a response Y and two variables: x 1 and moderating variable x 2,: = + + + + In this case, the role of x 2 as a moderating variable is accomplished by evaluating b 3, the parameter estimate for the interaction term. [1]
Opening up about her cancer diagnosis, Faye Louise of West Essex told BBC in an interview published on Saturday, Jan. 4. that she was diagnosed with a rare former of cancer in 2023 after ...
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