228419-08-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 228419-08-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,8,4,1 and 9 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 228419-08:
(8*2)+(7*2)+(6*8)+(5*4)+(4*1)+(3*9)+(2*0)+(1*8)=137
137 % 10 = 7
So 228419-08-7 is a valid CAS Registry Number.
228419-08-7Relevant articles and documents
Enantioselective process for preparing arylated lactones and derivatives
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Page 7, (2008/06/13)
This invention provides a process for the arylation of lactones to form to chiral and achiral aryllactones having high enantioselectivity where applicable.