1,9-dihydro-9-[(6aR,8R,9aS)-tetrahydro-2,2,4,4-tetra(propan-2-yl)-6H-furo[3,2-f][1,3,5,2,4]trioxadisilocin-8-yl]-6H-purin-6-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 158391-99-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,3,9 and 1 respectively; the second part has 2 digits, 9 and 9 respectively. Calculate Digit Verification of CAS Registry Number 158391-99: (8*1)+(7*5)+(6*8)+(5*3)+(4*9)+(3*1)+(2*9)+(1*9)=172 172 % 10 = 2 So 158391-99-2 is a valid CAS Registry Number.
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