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281669-99-6

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281669-99-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 281669-99-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,1,6,6 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 281669-99:
(8*2)+(7*8)+(6*1)+(5*6)+(4*6)+(3*9)+(2*9)+(1*9)=186
186 % 10 = 6
So 281669-99-6 is a valid CAS Registry Number.

281669-99-6Relevant articles and documents

Pyrrolidines from β-Aminoselenides via Radical Cyclization. Diastereoselectivity Control by the N-Substituent

Besev, Magnus,Engman, Lars

, p. 1589 - 1592 (2007/10/03)

(Matrix Presented) N-Allyl-β-aminoalkyl phenyl selenides - precursors of 3-aza-5-hexenyl radicals - were prepared by ring opening of N-allylaziridines with benzeneselenol under acidic conditions or by sodium cyanoborohydride reduction of N-allylimines of

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