2(1H)-Quinazolinone,
5,6-difluoro-3,4-dihydro-4-hydroxy-4-(trifluoromethyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 214288-04-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,4,2,8 and 8 respectively; the second part has 2 digits, 0 and 4 respectively. Calculate Digit Verification of CAS Registry Number 214288-04: (8*2)+(7*1)+(6*4)+(5*2)+(4*8)+(3*8)+(2*0)+(1*4)=117 117 % 10 = 7 So 214288-04-7 is a valid CAS Registry Number.