83020-27-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83020-27-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,0,2 and 0 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 83020-27:
(7*8)+(6*3)+(5*0)+(4*2)+(3*0)+(2*2)+(1*7)=93
93 % 10 = 3
So 83020-27-3 is a valid CAS Registry Number.
83020-27-3Relevant articles and documents
GENERATION AND CYCLOADDITION REACTIONS OF INDOLE-2,3-QUINODIMETHANES
Marinelli, Edmund R.
, p. 2745 - 2748 (1982)
N-methyl and N-tert-butoxycarbonylindole-2,3-quinodimethanes (2 and 3) have been generated and observed to undergo intermolecular cycloaddition reactions with dienophiles.
