(S)-1-(tert-butoxycarbonyl)-3-(trifluoroacetamido)pyrrolidine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 202267-26-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,2,6 and 7 respectively; the second part has 2 digits, 2 and 6 respectively. Calculate Digit Verification of CAS Registry Number 202267-26: (8*2)+(7*0)+(6*2)+(5*2)+(4*6)+(3*7)+(2*2)+(1*6)=93 93 % 10 = 3 So 202267-26-3 is a valid CAS Registry Number.