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1254227-97-8

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1254227-97-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1254227-97-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,4,2,2 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1254227-97:
(9*1)+(8*2)+(7*5)+(6*4)+(5*2)+(4*2)+(3*7)+(2*9)+(1*7)=148
148 % 10 = 8
So 1254227-97-8 is a valid CAS Registry Number.

1254227-97-8Downstream Products

1254227-97-8Relevant articles and documents

Synthesis, metal ion binding, and photochromic properties of benzo- and naphthopyrans annelated by crown ether moieties

Paramonov, Sergey V.,Lokshin, Vladimir,Smolentsev, Artem B.,Glebov, Evgeni M.,Korolev, Valeri V.,Basok, Stepan S.,Lysenko, Konstantin A.,Delbaere, Stéphanie,Fedorova, Olga A.

, p. 7873 - 7883 (2012/10/08)

Combining a photochromic chromene with a crown ether moiety results in systems in which photochromism and ionophoric properties could significantly influence each other. In this paper, we report the synthesis of several chromenes annelated by 15(18)-crown

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