(2R,3S,4R,5S,6S,9R,10R,11S,12S,13R)-9,11-(S)-(ethylidenedioxy)-3,5-(isopropylidenedioxy)-2,4,6,10,12,13-hexamethyl-8-oxotetradecanolide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 156629-09-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,6,2 and 9 respectively; the second part has 2 digits, 0 and 9 respectively. Calculate Digit Verification of CAS Registry Number 156629-09: (8*1)+(7*5)+(6*6)+(5*6)+(4*2)+(3*9)+(2*0)+(1*9)=153 153 % 10 = 3 So 156629-09-3 is a valid CAS Registry Number.
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