204273-54-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 204273-54-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,2,7 and 3 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 204273-54:
(8*2)+(7*0)+(6*4)+(5*2)+(4*7)+(3*3)+(2*5)+(1*4)=101
101 % 10 = 1
So 204273-54-1 is a valid CAS Registry Number.
204273-54-1Relevant articles and documents
Facile syntheses of (2R,3R)-(-)- and (2S,3S)-(+)-chicoric acids
Zhao, He,Burke Jr., Terrence R.
, p. 737 - 740 (1998)
Practical and efficient syntheses of (2R, 3R)-(-)- and (2S, 3S)(+)- chicoric acids are reported, which may be amenable to analogue preparation.
