(1R*,4aS*,4bR*,8aR*,10aS*)-3,4,4a,4b,5,6,7,8,8a,9,10,10a-dodecahydro-1-methoxycarbonyl-4b,8,8,10a-tetra-methyl-trans-anti-trans-phenanthene-2(1H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 133887-41-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,8,8 and 7 respectively; the second part has 2 digits, 4 and 1 respectively. Calculate Digit Verification of CAS Registry Number 133887-41: (8*1)+(7*3)+(6*3)+(5*8)+(4*8)+(3*7)+(2*4)+(1*1)=149 149 % 10 = 9 So 133887-41-9 is a valid CAS Registry Number.
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