222185-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 222185-53-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,2,1,8 and 5 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 222185-53:
(8*2)+(7*2)+(6*2)+(5*1)+(4*8)+(3*5)+(2*5)+(1*3)=107
107 % 10 = 7
So 222185-53-7 is a valid CAS Registry Number.
222185-53-7Relevant articles and documents
New syntheses of two epimers of (+)-castanospermine: (+)-8a-Epi- and (+)-1,8a-Di-epi-castanospermine
Bartnicka, Ewa,Zamojski, Aleksander
, p. 2061 - 2076 (1999)
Two epimers of (+)-castanospermine, (1S,6S,7R,8R,8aS)-1,6,7,8- tetrahydroxyindolizidine [(+)-8a-epi-castanospermine] (4) and (1R,6S,7R,8R,8aS) derivative [(+)-1,8a-di-epi-castanospermine] (5) were synthesized from methyl α-D-glucopyranoside.
