100422-43-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 100422-43-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,4,2 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 100422-43:
(8*1)+(7*0)+(6*0)+(5*4)+(4*2)+(3*2)+(2*4)+(1*3)=53
53 % 10 = 3
So 100422-43-3 is a valid CAS Registry Number.
100422-43-3Relevant articles and documents
THE STRUCTURE OF THEOBROMURIC ACID
Poje, M.,Palkovic, A.
, p. 3173 - 3176 (2007/10/02)
The structure of theobromuric acid was revised and the correct 8a-hydroxy-1,2,3,4,6,7,8,8a-octahydro-1,7-dimethyl-2,4,6,8-tetraoxoimidazo -1,3,5-triazine (5a) formula was assigned on the basis of chemical and spectroscopic evidence.