(R)-6-((1aR,3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-3,6-dimethyl-pyran-2,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 128376-12-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,3,7 and 6 respectively; the second part has 2 digits, 1 and 2 respectively. Calculate Digit Verification of CAS Registry Number 128376-12: (8*1)+(7*2)+(6*8)+(5*3)+(4*7)+(3*6)+(2*1)+(1*2)=135 135 % 10 = 5 So 128376-12-5 is a valid CAS Registry Number.
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