152211-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 152211-65-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,2,1 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 152211-65:
(8*1)+(7*5)+(6*2)+(5*2)+(4*1)+(3*1)+(2*6)+(1*5)=89
89 % 10 = 9
So 152211-65-9 is a valid CAS Registry Number.
152211-65-9Relevant articles and documents
A convenient preparation of salicylaldehydes from 2-methylbenzofurans by ozonolysis
Ishii,Ohia,Nashioka,Hayashida,Harayama
, p. 1166 - 1168 (1993)
A convenient and effective transformation of 2-methylbenzofuran (B) to salicylaldehyde (C) was achieved by ozonolysis of B in CH2Cl2 at -78°C followed by alkaline hydrolysis.
