The CAS Registry Mumber 92533-54-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,5,3 and 3 respectively; the second part has 2 digits, 5 and 4 respectively. Calculate Digit Verification of CAS Registry Number 92533-54: (7*9)+(6*2)+(5*5)+(4*3)+(3*3)+(2*5)+(1*4)=135 135 % 10 = 5 So 92533-54-5 is a valid CAS Registry Number.
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Get Best Price for92533-54-5(1S,2R,4'aβ,6S,7'S,9a'S)-6-(Acetyloxy)-4'a,5',6',7',8',9'-hexahydro-5'α-hydroxy-3,3-dimethyl-8'-methylene-1',9'-dioxospiro[cyclohexane-1,4'(3'H)-[1H-7,9a]methanocyclohepta[c]pyran]-2-carbaldehyde