(1Z,4Z)-1,5-Dimethyl-3,3,7,7-tetraphenyl-1λ4,5λ4,3λ5,7λ5-[1,5,2,4,6,8,3,7]diselenatetrazadiphosphocine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 126972-44-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,9,7 and 2 respectively; the second part has 2 digits, 4 and 4 respectively. Calculate Digit Verification of CAS Registry Number 126972-44: (8*1)+(7*2)+(6*6)+(5*9)+(4*7)+(3*2)+(2*4)+(1*4)=149 149 % 10 = 9 So 126972-44-9 is a valid CAS Registry Number.