257869-48-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 257869-48-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,7,8,6 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 257869-48:
(8*2)+(7*5)+(6*7)+(5*8)+(4*6)+(3*9)+(2*4)+(1*8)=200
200 % 10 = 0
So 257869-48-0 is a valid CAS Registry Number.
257869-48-0Relevant academic research and scientific papers
Roue, Nathalie,Bergman, Jan
, p. 14729 - 14738 (1999)
The marine natural product leucettamine B 2 has been prepared in good yield via two different routes, starting with glycine or with 3-methyl thiohydantoin, involving simple aldol condensation, and finally transamination of the thiohydantoin derivative.
