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1252809-39-4

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1252809-39-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1252809-39-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,2,8,0 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1252809-39:
(9*1)+(8*2)+(7*5)+(6*2)+(5*8)+(4*0)+(3*9)+(2*3)+(1*9)=154
154 % 10 = 4
So 1252809-39-4 is a valid CAS Registry Number.

1252809-39-4Relevant articles and documents

Divergent, stereoselective access to heterocyclic α,α-quaternary- and β2,3,3-amino acid derivatives from a N-Pmp-protected Orn-derived β-lactam

Nú?ez-Villanueva, Diego,García-López, M. Teresa,Martín-Martínez, Mercedes,González-Mu?iz, Rosario

, p. 5195 - 5201 (2015/05/13)

A suitably protected Orn-derived (3S,4S)-β-lactam was used as common intermediate in the synthesis of conformationally constrained (3S,4S)-2-oxoazepane α,α- and (2S,3S)-2-oxopiperidine-β2,3,3-amino acid derivatives. Compared to alternative proc

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