173918-66-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173918-66-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,9,1 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 173918-66:
(8*1)+(7*7)+(6*3)+(5*9)+(4*1)+(3*8)+(2*6)+(1*6)=166
166 % 10 = 6
So 173918-66-6 is a valid CAS Registry Number.
173918-66-6Relevant articles and documents
Difluoromethyleneketone retroamide, a versatile concept of inactivation of proteolytic enzymes
Schirlin,Baltzer,Altenburger,Tarnus,Remy
, p. 305 - 318 (2007/10/02)
The synthesis of difluoromethyleneketone retroamides is described. Several examples of application to aspartyl or seryl proteases illustrate the versatility of this inactivation concept. Copyright