168648-21-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 168648-21-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,8,6,4 and 8 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 168648-21:
(8*1)+(7*6)+(6*8)+(5*6)+(4*4)+(3*8)+(2*2)+(1*1)=173
173 % 10 = 3
So 168648-21-3 is a valid CAS Registry Number.
168648-21-3Relevant articles and documents
Herstellung von Ψ-, Ψ- und Ψ-Peptid-Isosteren
Sommerfeld, Thimo L.,Seebach, Dieter
, p. 622 - 623 (2007/10/02)
Stichworte: Peptid-Isostere * Schwefelverbindungen