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166334-81-2

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166334-81-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 166334-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,6,3,3 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 166334-81:
(8*1)+(7*6)+(6*6)+(5*3)+(4*3)+(3*4)+(2*8)+(1*1)=142
142 % 10 = 2
So 166334-81-2 is a valid CAS Registry Number.

166334-81-2Relevant articles and documents

Cycloalkylpyranones and cycloalkyldihydropyrones as HIV protease inhibitors: Exploring the impact of ring size on structure-activity relationships

Romines, Karen R.,Morris, Jeanette K.,Howe, W. Jeffrey,Tomich, Paul K.,Horng, Miao-Miao,Chong, Kong-Teck,Hinshaw, Roger R.,Anderson, David J.,Strohbach, Joseph W.,Turner, Steve-R.,Mizsak, Steve A.

, p. 4125 - 4130 (2007/10/03)

Previously, 3-substituted cycloalkylpyranones, such as 2d, have proven to be effective inhibitors of HIV protease. In an initial series of 3-(1- phenylpropyl) derivatives with various cycloalkyl ring sizes, the cyclooctyl analog was the most potent. We be

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