3-methyl-2-phenoxy-4',4',5',5'-tetramethyl-2,3-dihydro-2λ5-spiro[benzo[1,3,2]thiazaphosphole-2,2'-[1,3,2]dioxaphospholane] is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 69774-95-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,7,7 and 4 respectively; the second part has 2 digits, 9 and 5 respectively. Calculate Digit Verification of CAS Registry Number 69774-95: (7*6)+(6*9)+(5*7)+(4*7)+(3*4)+(2*9)+(1*5)=194 194 % 10 = 4 So 69774-95-4 is a valid CAS Registry Number.