(4S,7R,8S,9S,16S)-4,8-Di-tert-butyldimethylsilyloxy-5,5,7,9-tetramethyl-16-[(E)-1-methyl-2-(2-methyl-1,3-thiazol-4-yl)-1-ethenyl]-1-oxa-13-cyclohexadecen-2,6-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 204194-92-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,1,9 and 4 respectively; the second part has 2 digits, 9 and 2 respectively. Calculate Digit Verification of CAS Registry Number 204194-92: (8*2)+(7*0)+(6*4)+(5*1)+(4*9)+(3*4)+(2*9)+(1*2)=113 113 % 10 = 3 So 204194-92-3 is a valid CAS Registry Number.
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