(2S,3R,4S,5S,6S,6(2S))-2-allyl-6-(2,3-diacetoxypropyl)-3,5-dihydroxy-4-methyl-3,4,5,6-tetrahydro-2H-pyran is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 198057-11-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,0,5 and 7 respectively; the second part has 2 digits, 1 and 1 respectively. Calculate Digit Verification of CAS Registry Number 198057-11: (8*1)+(7*9)+(6*8)+(5*0)+(4*5)+(3*7)+(2*1)+(1*1)=163 163 % 10 = 3 So 198057-11-3 is a valid CAS Registry Number.