(R)-4-Methyl-3-(2-phenyl-butyryloxy)-pentanoic acid (1S,2S,3R,4aS,4bR,6aS,7S,10aS,10bR,12aS)-2-acetyl-7-ethyl-1-formyl-4b,7,10a,12a-tetramethyl-12-oxo-octadecahydro-chrysen-3-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 125990-25-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,9,9 and 0 respectively; the second part has 2 digits, 2 and 5 respectively. Calculate Digit Verification of CAS Registry Number 125990-25: (8*1)+(7*2)+(6*5)+(5*9)+(4*9)+(3*0)+(2*2)+(1*5)=142 142 % 10 = 2 So 125990-25-2 is a valid CAS Registry Number.
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