220235-77-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220235-77-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,2,3 and 5 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 220235-77:
(8*2)+(7*2)+(6*0)+(5*2)+(4*3)+(3*5)+(2*7)+(1*7)=88
88 % 10 = 8
So 220235-77-8 is a valid CAS Registry Number.
220235-77-8Relevant articles and documents
Solution and solid phase p-alkoxybenzylation of alcohols under neutral conditions
Hanessian, Stephen,Huynh, Hoan Khai
, p. 671 - 674 (1999)
Primary, secondary, and tertiary alcohols can be converted to p- methoxybenzyl ethers under neutral conditions in the presence of a variety of commonly used functional and protective groups. The method can be adapted to solid phase on a Wang resin.
