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33280-19-2

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33280-19-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33280-19-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,2,8 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 33280-19:
(7*3)+(6*3)+(5*2)+(4*8)+(3*0)+(2*1)+(1*9)=92
92 % 10 = 2
So 33280-19-2 is a valid CAS Registry Number.

33280-19-2Relevant academic research and scientific papers

Heterocycles from Substituted Amides. VII (1,2). Oxazoles from 2-Isocyanoacetamides

Chupp, John P.,Leschinsky, Kindrick L.

, p. 705 - 709 (2007/10/02)

Certain heretofore unknown tertiary α-isocyanacetanilides 1 are reported for the first time, prepared by methods necessarily different from those employed to prepare the previously cited aliphatic α-isocyanoacetamides 2.Like 2,1, has been shown to readily

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