Cas 1254330-73-8,C20H27N3O4

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Check Digit Verification of cas no

The CAS Registry Mumber 1254330-73-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,4,3,3 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1254330-73:
(9*1)+(8*2)+(7*5)+(6*4)+(5*3)+(4*3)+(3*0)+(2*7)+(1*3)=128
128 % 10 = 8
So 1254330-73-8 is a valid CAS Registry Number.

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1254330-73-8Relevant articles and documents

One-pot two-step synthesis of N3-functionalized 3,4-dihydropyrimidinones in the presence of TMSCl

Quan, Zheng-Jun,Ren, Rong-Guo,Da, Yu-Xia,Zhang, Zhang,Jia, Xiao-Dong,Yang, Cai-Xia,Wang, Xi-Cun

experimental part, p. 1827 - 1841 (2011/04/15)

Novel 3,4-dihydropyrimidinones modified with N3-alkyloxymethyl, aminomethyl, arylsulfonylmethyl, and azidomethyl groups can be regioselectively obtained over their isomeric N1 compounds in good yields by reaction of 3,4-dihydropyrimidinones with paraforma

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1254330-73-8