20297-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20297-77-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,2,9 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20297-77:
(7*2)+(6*0)+(5*2)+(4*9)+(3*7)+(2*7)+(1*7)=102
102 % 10 = 2
So 20297-77-2 is a valid CAS Registry Number.
20297-77-2Relevant articles and documents
Bis(4-hydroxy-3,5-dialkylbenzyl)cyano-carboxylic acid esters
-
, (2008/06/13)
The reaction of one mole of a Mannich base corresponding to the formula SPC1 And one mole of a Mannich base corresponding to the formula SPC2 Wherein R1, R2, R4 and R5 are independently selected from alkyl group
