9-((2R,3S,3aS,9aR)-3-Amino-5,5,7,7-tetraisopropyl-tetrahydro-1,4,6,8-tetraoxa-5,7-disila-cyclopentacycloocten-2-yl)-9H-purin-6-ylamine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 180997-85-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,9,9 and 7 respectively; the second part has 2 digits, 8 and 5 respectively. Calculate Digit Verification of CAS Registry Number 180997-85: (8*1)+(7*8)+(6*0)+(5*9)+(4*9)+(3*7)+(2*8)+(1*5)=187 187 % 10 = 7 So 180997-85-7 is a valid CAS Registry Number.
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