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420135-50-8

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420135-50-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 420135-50-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,0,1,3 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 420135-50:
(8*4)+(7*2)+(6*0)+(5*1)+(4*3)+(3*5)+(2*5)+(1*0)=88
88 % 10 = 8
So 420135-50-8 is a valid CAS Registry Number.

420135-50-8Relevant articles and documents

Diastereoselective synthesis of cyclic β2,3-amino acids utilizing 4-substituted-1,3-oxazinan-6-ones

Sleebs, Brad E.,Nguyen, Nghi H.,Hughes, Andrew B.

, p. 6275 - 6284 (2013/07/27)

The 4-substituted-1,3-oxazinan-6-one scaffold is a versatile synthon enabling access to a diverse array of β-amino acid derivatives. In this study, the synthetic utility of the 1,3-oxazinan-6-one is expanded to include the diastereoselective synthesis of

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