1,4-Dioxa-2-azaspiro[4.5]deca-2,6,9-trien-8-one,
6,7,9,10-tetrabromo-3-(2,3,5,6-tetramethylphenyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 63404-06-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,4,0 and 4 respectively; the second part has 2 digits, 0 and 6 respectively. Calculate Digit Verification of CAS Registry Number 63404-06: (7*6)+(6*3)+(5*4)+(4*0)+(3*4)+(2*0)+(1*6)=98 98 % 10 = 8 So 63404-06-8 is a valid CAS Registry Number.