9,10,13-trimethoxy-5,8,13,14a-tetrahydro-8,13-epioxido-benzo[5,6][1,3]oxazepino[2,3-a][1,3]dioxolo[4,5-g]isoquinoline is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 66054-89-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,0,5 and 4 respectively; the second part has 2 digits, 8 and 9 respectively. Calculate Digit Verification of CAS Registry Number 66054-89: (7*6)+(6*6)+(5*0)+(4*5)+(3*4)+(2*8)+(1*9)=135 135 % 10 = 5 So 66054-89-5 is a valid CAS Registry Number.