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180302-25-4

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180302-25-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 180302-25-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,3,0 and 2 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 180302-25:
(8*1)+(7*8)+(6*0)+(5*3)+(4*0)+(3*2)+(2*2)+(1*5)=94
94 % 10 = 4
So 180302-25-4 is a valid CAS Registry Number.

180302-25-4Relevant articles and documents

Synthesis of unsymmetric cyclic urea diols, a novel class of HIV protease inhibitors

Stone, Benjamin R. P.,Harris, Gregory D.,Cann, Reginald O.,Smyser, Thomas E.,Confalone, Pat N.

, p. 6127 - 6130 (2007/10/03)

Unsymmetric cyclic urea diols of general structure 1 can be prepared either via an isourea derived from the symmetric diamine 2 or by the selective removal of a benzyl group from certain symmetric cyclic ureas 8, employing dissolving metal reduction.

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