Imidazo[1,5-a]quinazolinium,
1,5-bis(diphenylmethylene)-1,2,3,5-tetrahydro-2,3,3,4-tetraphenyl-,
tetrafluoroborate(1-) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 141344-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,3,4 and 4 respectively; the second part has 2 digits, 8 and 1 respectively. Calculate Digit Verification of CAS Registry Number 141344-81: (8*1)+(7*4)+(6*1)+(5*3)+(4*4)+(3*4)+(2*8)+(1*1)=102 102 % 10 = 2 So 141344-81-2 is a valid CAS Registry Number.