(3S,3aS,9aS,9bS)-3-tert-Butoxy-3a-methyl-7-oxo-6-(2,5,5-trimethyl-[1,3]dioxan-2-ylmethyl)-2,3,3a,4,5,7,8,9,9a,9b-decahydro-1H-cyclopenta[a]naphthalene-8-carboxylic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 74838-06-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,8,3 and 8 respectively; the second part has 2 digits, 0 and 6 respectively. Calculate Digit Verification of CAS Registry Number 74838-06: (7*7)+(6*4)+(5*8)+(4*3)+(3*8)+(2*0)+(1*6)=155 155 % 10 = 5 So 74838-06-5 is a valid CAS Registry Number.
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