170930-45-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 170930-45-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,9,3 and 0 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 170930-45:
(8*1)+(7*7)+(6*0)+(5*9)+(4*3)+(3*0)+(2*4)+(1*5)=127
127 % 10 = 7
So 170930-45-7 is a valid CAS Registry Number.
170930-45-7Relevant articles and documents
A highly selective H/D exchange reaction of 1,4-dihydropyridines
Wang, Kaiqian,Chen, Xiaoping,Peng, Xiao,Wang, Ping,Liang, Feng
, p. 3845 - 3852 (2019)
Herein, we report a simple, economical, and effective acid-mediated method for the in situ deuteration of Hantzsch esters and their 4-substituted derivatives, including some drugs that constitute important calcium channel blockers which are effective for