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C54H83BrO8Si3 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

223260-49-9

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223260-49-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 223260-49-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,2,6 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 223260-49:
(8*2)+(7*2)+(6*3)+(5*2)+(4*6)+(3*0)+(2*4)+(1*9)=99
99 % 10 = 9
So 223260-49-9 is a valid CAS Registry Number.

223260-49-9Relevant academic research and scientific papers

Synthesis of the north 1 unit of the cephalostatin family from hecogenin acetate 1

Kim, Seongkon,Sutton, Scott C.,Guo, Chuangxing,LaCour, Thomas G.,Fuchs

, p. 2056 - 2070 (2007/10/03)

Hecogenin acetate (1) was converted to North 1 azidoketone 5 involving several key transformations: (1) conversion of cyclic sulfate 33b to allylic alcohol 40 via Reich iodoso olefination; (2) E-ring annulation via intermolecular oxygen alkylation of high

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