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The Sharpless epoxidation is viable with a large range of primary and secondary alkenic alcohols. Furthermore, with the exception noted above, a given dialkyl tartrate will preferentially add to the same face independent of the substitution on the alkene.To demonstrate the synthetic utility of the Sharpless epoxidation, the Sharpless group created synthetic intermediates of various natural ...
Sh 2-155 is an ionized H II region with ongoing star formation activity, [1] at an estimated distance of 725 parsecs (2400 light-years) from Earth. [2] [3] Sh 2-155 [4] was first noted as a galactic emission nebula in 1959 in the extended second edition of the Sharpless catalogue, [5] being a part of the much larger Cep OB3 Association. [5]
Sharples also fended off 23 intellectual property infringement lawsuits from DeLaval between 1890 and 1919. With his wealth, he built a mansion called Greystone Hall. He was a long-time trustee of Swarthmore College and co-founded the Farmers and Mechanics' Trust Company in West Chester. [1] [3] [2] Sharples retired in 1925.
Michael Sharples (born 14 December 1952 in Sale, England) is a British academic working in educational technology. He is an Emeritus Professor of Educational Technology at The Open University . [ 1 ]
Sharples-Ahmed came through the Bolton Wanderers Academy.He signed his first professional contract with the club on 14 April 2023. [1]Sharples-Ahmed made his Bolton debut on 14 November 2023 in a 2–0 victory against Stockport County in the EFL Trophy, coming on in the 86th minute as a substitute for Dan Nlundulu. [2]
Image source: The Motley Fool. Hasbro (NASDAQ: HAS) Q4 2024 Earnings Call Feb 20, 2025, 8:30 a.m. ET. Contents: Prepared Remarks. Questions and Answers. Call ...
The specific algorithms SuperMemo uses have been published, and re-implemented in other programs. Different algorithms have been used; SM-0 refers to the original (non-computer-based) algorithm, while SM-2 refers to the original computer-based algorithm released in 1987 (used in SuperMemo versions 1.0 through 3.0, referred to as SM-2 because SuperMemo version 2 was the most popular of these).
The post-treatment system applied to the waste product should depend on the specific treated product required. [12] The objectives of post-treatment can range from achieving a product that can be safely disposed, recycled into the refining process or requires an adequate water phase to be re-used in the process.