(4E,6Z,10E)-(8S,9R,12S,13R,14R,16S,17R)-9-(tert-Butyl-dimethyl-silanyloxy)-13,14,17,20,22-pentamethoxy-4,8,10,12,16-pentamethyl-2-aza-bicyclo[16.3.1]docosa-1(21),4,6,10,18(22),19-hexaen-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 123083-99-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,0,8 and 3 respectively; the second part has 2 digits, 9 and 9 respectively. Calculate Digit Verification of CAS Registry Number 123083-99: (8*1)+(7*2)+(6*3)+(5*0)+(4*8)+(3*3)+(2*9)+(1*9)=108 108 % 10 = 8 So 123083-99-8 is a valid CAS Registry Number.
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