(2S,3aS,9aR)-2-(2,4-Dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-5,5,7,7-tetraisopropyl-tetrahydro-1,4,6,8-tetraoxa-5,7-disila-cyclopentacyclooctene-2-carbaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 173349-25-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,3,4 and 9 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 173349-25: (8*1)+(7*7)+(6*3)+(5*3)+(4*4)+(3*9)+(2*2)+(1*5)=142 142 % 10 = 2 So 173349-25-2 is a valid CAS Registry Number.
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