(1R,4aR,4bR,7R,8R,10aR)-7-Hydroxy-7-isopropyl-8-methoxy-1,4a-dimethyl-1,2,3,4,4a,4b,5,6,7,8,10,10a-dodecahydro-phenanthrene-1-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 843641-92-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,3,6,4 and 1 respectively; the second part has 2 digits, 9 and 2 respectively. Calculate Digit Verification of CAS Registry Number 843641-92: (8*8)+(7*4)+(6*3)+(5*6)+(4*4)+(3*1)+(2*9)+(1*2)=179 179 % 10 = 9 So 843641-92-9 is a valid CAS Registry Number.
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