1,2,2a,2b-tetrachloro-5,5-dioxo-4-phenyl-2a,2b,4,5,5a,5b-hexahydro-5λ6-thia-4-aza-cyclopropa[cd]inden-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 10562-28-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,5,6 and 2 respectively; the second part has 2 digits, 2 and 8 respectively. Calculate Digit Verification of CAS Registry Number 10562-28: (7*1)+(6*0)+(5*5)+(4*6)+(3*2)+(2*2)+(1*8)=74 74 % 10 = 4 So 10562-28-4 is a valid CAS Registry Number.