(R)-methyl 4-((2R,4S,5S,8R,9S,10R,12S,13R,14S,17R)-12-acetoxy-2,4-dibromo-10,13-dimethyl-3-oxohexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 104839-67-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,8,3 and 9 respectively; the second part has 2 digits, 6 and 7 respectively. Calculate Digit Verification of CAS Registry Number 104839-67: (8*1)+(7*0)+(6*4)+(5*8)+(4*3)+(3*9)+(2*6)+(1*7)=130 130 % 10 = 0 So 104839-67-0 is a valid CAS Registry Number.
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