77679-20-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77679-20-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,7 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77679-20:
(7*7)+(6*7)+(5*6)+(4*7)+(3*9)+(2*2)+(1*0)=180
180 % 10 = 0
So 77679-20-0 is a valid CAS Registry Number.
77679-20-0Relevant articles and documents
Inhibitors of Pyrimidine Biosynthesis. Part 2. The Synthesis of Amidine Phosphonates as Potential Inhibitors of Carbamoyl Phosphate Synthase
Wharton, Clifford J.,Wrigglesworth, Roger
, p. 433 - 436 (2007/10/02)
The synthesis of a series of amidine phosphonates (8) and (9) via a thioimidate intermediate is described.