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444817-03-2

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444817-03-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 444817-03-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,4,8,1 and 7 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 444817-03:
(8*4)+(7*4)+(6*4)+(5*8)+(4*1)+(3*7)+(2*0)+(1*3)=152
152 % 10 = 2
So 444817-03-2 is a valid CAS Registry Number.

444817-03-2Relevant articles and documents

Unusually stable silyl ketones with bowl-shaped tris(2,6-diphenylbenzyl)silyl group for various nucleophilic attacks and α-deprotonation

Shirakawa, Seiji,Komatsu, Naoki,Iwasaki, Atsuko,Maruoka, Keiji

, p. 577 - 579 (2007/10/03)

A newly designed, bowl-shaped tris(2,6-diphenylbenzyl)silyl (TDS) group can be successfully utilized as a highly effective shield of ketone carbonyls for various nucleophilic attacks and α-deprotonation. The high shielding effect of the bowl-shaped TDS mo

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