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71540-16-4

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71540-16-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71540-16-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,5,4 and 0 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 71540-16:
(7*7)+(6*1)+(5*5)+(4*4)+(3*0)+(2*1)+(1*6)=104
104 % 10 = 4
So 71540-16-4 is a valid CAS Registry Number.

71540-16-4Downstream Products

71540-16-4Relevant academic research and scientific papers

Study on the selectivity of anion receptors by adjusting the distance of two urea fragments and their analytical application

Huang, Weiwei,Li, Jianwei,Lin, Hai,Lin, Huakuan

, p. 101 - 106 (2011)

Three anion receptors based on urea: 1 N, N′-bis-(p- nitrophenylaminocarbonyl)-Hydrazine, 2 N, N′-bis-(p-nitrophenylaminocar- bonyl)-ethylenediamine and 3 N, N′-bis-(p-nitrophenylaminocarbonyl)-1, 3-propane-diamine are designed and synthesized. Studies of

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