27189-56-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27189-56-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,1,8 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 27189-56:
(7*2)+(6*7)+(5*1)+(4*8)+(3*9)+(2*5)+(1*6)=136
136 % 10 = 6
So 27189-56-6 is a valid CAS Registry Number.
27189-56-6Relevant articles and documents
Bis(4-hydroxy-3,5-dialkylbenzyl)cyano-carboxylic acid esters
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, (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