5-oxo-5,6-diphenyl-1,2,3,4,5,6,7,8,9,10-decahydro-5λ5-phosphanthridin-6-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 67695-31-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,6,9 and 5 respectively; the second part has 2 digits, 3 and 1 respectively. Calculate Digit Verification of CAS Registry Number 67695-31: (7*6)+(6*7)+(5*6)+(4*9)+(3*5)+(2*3)+(1*1)=172 172 % 10 = 2 So 67695-31-2 is a valid CAS Registry Number.