642486-01-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 642486-01-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,2,4,8 and 6 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 642486-01:
(8*6)+(7*4)+(6*2)+(5*4)+(4*8)+(3*6)+(2*0)+(1*1)=159
159 % 10 = 9
So 642486-01-9 is a valid CAS Registry Number.
642486-01-9Relevant articles and documents
New Synthesis of 3-Arylpyrroles
Verniest, Guido,De Kimpe, Norbert
, p. 2013 - 2016 (2003)
3-Arylpyrroles were synthesized by reduction of 3- and 4-pyrrolin-2-ones with 9-borabicyclo[3.3.1]nonane (9-BBN).