3-<2-(3,4,5-Trimethoxybenzoyloxy)-ethyl>-2,3,4,5,7,12-hexahydro-1H-(1,2,5)triazepin<1,2-b>phthalazin-1,5-dion is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 81215-82-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,2,1 and 5 respectively; the second part has 2 digits, 8 and 2 respectively. Calculate Digit Verification of CAS Registry Number 81215-82: (7*8)+(6*1)+(5*2)+(4*1)+(3*5)+(2*8)+(1*2)=109 109 % 10 = 9 So 81215-82-9 is a valid CAS Registry Number.