56043-30-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56043-30-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,0,4 and 3 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 56043-30:
(7*5)+(6*6)+(5*0)+(4*4)+(3*3)+(2*3)+(1*0)=102
102 % 10 = 2
So 56043-30-2 is a valid CAS Registry Number.
56043-30-2Relevant articles and documents
A novel deprotection/functionalisation sequence using 2,4- dinitrobenzenesulfonamide: Part 2
Messeri, Tommaso,Sternbach, Daniel D.,Tomkinson, Nicholas C. O.
, p. 1673 - 1676 (1998)
Treatment of a series of 2,4-dinitrobenzenesulfonamides with either hydroxamic acids, dithioacids, or dithiocarbamic acids leads directly to the corresponding ureas, thioamides and thioureas respectively.
