6-O-tert-butyldimethylsilyl-2,3-O-isopropylidene-L-gulonolactone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 118464-47-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,4,6 and 4 respectively; the second part has 2 digits, 4 and 7 respectively. Calculate Digit Verification of CAS Registry Number 118464-47: (8*1)+(7*1)+(6*8)+(5*4)+(4*6)+(3*4)+(2*4)+(1*7)=134 134 % 10 = 4 So 118464-47-4 is a valid CAS Registry Number.