(R)-3-[(2S,3R,4aS,8aS,9aR,10aR)-3-(tert-Butyl-dimethyl-silanyloxy)-4a,5-dimethyl-3,4,4a,7,8a,9,9a,10a-octahydro-2H-1,8,10-trioxa-anthracen-2-yl]-2-methyl-propan-1-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 889109-11-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,9,1,0 and 9 respectively; the second part has 2 digits, 1 and 1 respectively. Calculate Digit Verification of CAS Registry Number 889109-11: (8*8)+(7*8)+(6*9)+(5*1)+(4*0)+(3*9)+(2*1)+(1*1)=209 209 % 10 = 9 So 889109-11-9 is a valid CAS Registry Number.
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