217327-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 217327-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,3,2 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 217327-72:
(8*2)+(7*1)+(6*7)+(5*3)+(4*2)+(3*7)+(2*7)+(1*2)=125
125 % 10 = 5
So 217327-72-5 is a valid CAS Registry Number.
217327-72-5Relevant articles and documents
Preparation of novel HIV-protease inhibitors
Reetz, Manfred T.,Merk, Claudia,Mehler, Gerlinde
, p. 2075 - 2076 (2007/10/03)
The synthesis and biological properties of new HIV-1-protease inhibitors involving amino acids or dipeptides attached to binaphthol, biphenol or embonic acid are described.