154816-73-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 154816-73-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,4,8,1 and 6 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 154816-73:
(8*1)+(7*5)+(6*4)+(5*8)+(4*1)+(3*6)+(2*7)+(1*3)=146
146 % 10 = 6
So 154816-73-6 is a valid CAS Registry Number.
154816-73-6Relevant articles and documents
Chemical and Biological Reactivity of Sulfamidopenicillins
Davern, Peter,Sheehy, James,Smyth, Timothy
, p. 381 - 388 (2007/10/02)
A number of semisynthetic penicillins bearing a sulfamido side chain at the 6-position have been prepared and their chemical and biological reactivity examined.The compounds do not show antibiotic activity against Escherichia coli but do show activity aga