28557-13-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28557-13-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,5,5 and 7 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 28557-13:
(7*2)+(6*8)+(5*5)+(4*5)+(3*7)+(2*1)+(1*3)=133
133 % 10 = 3
So 28557-13-3 is a valid CAS Registry Number.
28557-13-3Relevant articles and documents
Poly(thiomaides)
-
, (2008/06/13)
New compounds with a nucleus of EQU1 WHERE N IS 2 TO 4 AND EQU2 is a radical derived by removal of hydrogen from an imide of an acyclic dicarboxylic acid, from a monocarbonyl cyclic urea, from an imide in which nitrogen is linked to carbonyl by alkylene a