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(R)-2-<(tert-butyldiphenylsiloxy)methyl>dihydro-2H-pyran-3(4H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

121620-31-3

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121620-31-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121620-31-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,6,2 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 121620-31:
(8*1)+(7*2)+(6*1)+(5*6)+(4*2)+(3*0)+(2*3)+(1*1)=73
73 % 10 = 3
So 121620-31-3 is a valid CAS Registry Number.

121620-31-3Relevant academic research and scientific papers

Cyclizations of Hydroxy Dithioketals. New Synthetic Technology for the Construction of Oxocenes and Related Medium-Ring Systems

Nicolaou, K. C.,Prasad, C. V. C.,Hwang, C.-K.,Duggan, M. E.,Veale, C. A.

, p. 5321 - 5330 (2007/10/02)

A highly efficient cyclization reaction of hydroxy dithioketals leading to oxocene and related systems is described.The Ag(1+)-induced ring closures occur in high yield under mild conditions and the resulting cyclic systems may be manipulated via homolyti

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