169616-37-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169616-37-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,6,1 and 6 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 169616-37:
(8*1)+(7*6)+(6*9)+(5*6)+(4*1)+(3*6)+(2*3)+(1*7)=169
169 % 10 = 9
So 169616-37-9 is a valid CAS Registry Number.
169616-37-9Relevant academic research and scientific papers
1-Substituted xanthines
Bridson,Wang
, p. 855 - 858 (2007/10/02)
A convenient general procedure for the preparation of 1-alkyl-, 1-aryl-, and 1-aminoxanthines from an easily prepared imidazole precursor is described.
