89920-06-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89920-06-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,9,2 and 0 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 89920-06:
(7*8)+(6*9)+(5*9)+(4*2)+(3*0)+(2*0)+(1*6)=169
169 % 10 = 9
So 89920-06-9 is a valid CAS Registry Number.
89920-06-9Relevant articles and documents
SYNTHESIS OF 4'-PHENYLATED PYRIMIDINE C-NUCLEOSIDES
Sato, T.,Watanabe, M.,Noyori, R.
, p. 761 - 764 (2007/10/02)
4'-Phenylated pyrimidine C-nucleosides have been prepared for the first time via the tetrabromoacetone/furan cyclocoupling approach.