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1609547-87-6

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1609547-87-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1609547-87-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,9,5,4 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1609547-87:
(9*1)+(8*6)+(7*0)+(6*9)+(5*5)+(4*4)+(3*7)+(2*8)+(1*7)=196
196 % 10 = 6
So 1609547-87-6 is a valid CAS Registry Number.

1609547-87-6Relevant articles and documents

Carbon radical attack on a pyrimidine nitrogen. An unusual entry into polycyclic aminopyrimidones

Qin, Ling,Liu, Zhibo,Zard, Samir Z.

, p. 2966 - 2969 (2014/06/23)

Unprecedented examples of a synthetically useful radical ring closure onto a pyrimidine nitrogen leading to novel, highly functionalized bi- and tricyclic pyrimidone structures are reported. An unexpected hydrogen atom translocation prior to the cyclization step was observed in some cases.

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