105309-41-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105309-41-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,3,0 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 105309-41:
(8*1)+(7*0)+(6*5)+(5*3)+(4*0)+(3*9)+(2*4)+(1*1)=89
89 % 10 = 9
So 105309-41-9 is a valid CAS Registry Number.
105309-41-9Relevant articles and documents
Reaction of 1-Benzyl-1H-triazole-4,5-dicarboxaldehyde with Cyclic Ketones
Abu-Orabi, Sultan T.
, p. 130 - 131 (2007/10/02)
Three 4-hydroxy-1-benzyl-4,5-dihydro-5,7-polymethyleno-6(2H)-cycloheptatriazolones (IVa-c) and 1-benzyl-5,7-dodecano-6(2H)-cycloheptatriazolone (III) were synthesized by the aldol-type condensation reaction of 1-benzyl-1H-triazole-4,5-dicarboxaldehyde (I)
