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1256493-72-7

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1256493-72-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1256493-72-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,6,4,9 and 3 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1256493-72:
(9*1)+(8*2)+(7*5)+(6*6)+(5*4)+(4*9)+(3*3)+(2*7)+(1*2)=177
177 % 10 = 7
So 1256493-72-7 is a valid CAS Registry Number.

1256493-72-7Relevant articles and documents

Stereoselective synthesis of fluorinated 2,3-dihydroquinolin-4(1 H)-ones via a one-pot multistep transformation

Li, Feng,Nie, Jing,Wu, Jun-Wei,Zheng, Yan,Ma, Jun-An

, p. 2398 - 2406 (2012/05/20)

A new organocatalytic one-pot multistep transformation via Knoevenagel condensation/aza-Michael addition/electrophilic fluorination has been developed. Simple starting materials were used under mild conditions to construct fluorinated 2,3-dihydroquinolin-

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