24-phenyl-7,8,10,11,13,14,16,17,19,24-decahydro-5H-6,9,12,15,18-pentaoxa-24-phospha-dibenzo[a,d]cycloeicosene 24-oxide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 69928-15-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,9,2 and 8 respectively; the second part has 2 digits, 1 and 5 respectively. Calculate Digit Verification of CAS Registry Number 69928-15: (7*6)+(6*9)+(5*9)+(4*2)+(3*8)+(2*1)+(1*5)=180 180 % 10 = 0 So 69928-15-0 is a valid CAS Registry Number.