(4S,4aS,7aS)-4-Methanesulfonyloxymethyl-6,6-dimethyl-3-oxo-3,4,4a,5,6,7,7a,8-octahydro-1H-2-oxa-s-indacene-4-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 75887-47-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,8 and 7 respectively; the second part has 2 digits, 4 and 7 respectively. Calculate Digit Verification of CAS Registry Number 75887-47: (7*7)+(6*5)+(5*8)+(4*8)+(3*7)+(2*4)+(1*7)=187 187 % 10 = 7 So 75887-47-7 is a valid CAS Registry Number.
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