Cas 495380-42-2,C28H25NSe2

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Check Digit Verification of cas no

The CAS Registry Mumber 495380-42-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,5,3,8 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 495380-42:
(8*4)+(7*9)+(6*5)+(5*3)+(4*8)+(3*0)+(2*4)+(1*2)=182
182 % 10 = 2
So 495380-42-2 is a valid CAS Registry Number.

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495380-42-2Relevant academic research and scientific papers

Synthesis and properties of [2.2]paracyclo- and [2.2](1,4)naphthaleno-(3,6)carbazolophanes

Tani, Keita,Matsumura, Koh,Hori, Kazushige,Tohda, Yasuo,Takemura, Hiroyuki,Ohkita, Hideo,Ito, Shinzaburo,Yamamoto, Masahide

, p. 934 - 935 (2002)

[2.2]Paracyclo(3,6)carbazolophane (1a) and [2.2](1,4)-naphthaleno(3,6)carbazolophane (1b) were prepared. The structures of 1a and 1b were characterized by 1H NMR. X-ray analysis of 1a revealed that the carbazole ring extremely deviates from the

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