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141811-03-2

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141811-03-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 141811-03-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,8,1 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 141811-03:
(8*1)+(7*4)+(6*1)+(5*8)+(4*1)+(3*1)+(2*0)+(1*3)=92
92 % 10 = 2
So 141811-03-2 is a valid CAS Registry Number.

141811-03-2Relevant articles and documents

Conjugated Azoalkanes. Part 12. Synthesis of New 1-Amino-3-cyanopyrrole, 1,2-Diaminopyrrole and Pyrrolopyrrole Derivatives by Reaction of Some Conjugated Azoalkenes with Activated Nitriles

Attanasi, Orazio A.,Crescentini, Lucia De,Santeusanio, Stefania,Serra-Zanetti, Franco,McKillop, Alexander,Liao, Zhiyuan

, p. 1009 - 1014 (2007/10/02)

The reactions of a variety of conjugated azoalkenes with β-cyano ketones or β-cyano amides have been studied and, depending on the nature and the molar ratios of the reagents, new 1-amino-3-cyanopyrroles, 1,2-diaminopyrroles and 1,3a,6,6a-tetrahydropyrrol

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