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1027178-49-9

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1027178-49-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1027178-49-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,1,7 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1027178-49:
(9*1)+(8*0)+(7*2)+(6*7)+(5*1)+(4*7)+(3*8)+(2*4)+(1*9)=139
139 % 10 = 9
So 1027178-49-9 is a valid CAS Registry Number.

1027178-49-9Relevant academic research and scientific papers

Direct phosphorylation of N-protected imidazoles and benzoimidazoles - A route to 1H-imidazol(benzoimidazol)-2-yl phosphonic and phosphinic acids and their derivatives

Komarov, Igor V.,Strizhak, Aleksandr V.,Kornilov, Mikhail Yu.,Kostyuk, Aleksandr N.,Tolmachev, Andrey A.

, p. 2355 - 2370 (2007/10/03)

Synthetic approaches to 1H-imidazol-2-yl and 1H-benzoimidazol-2-yl phosphinic and phosphonic acids and their derivatives are reported, based on phosphorylation of N-protected heterocylcles by PhPOCl2 or MePOCl2. Reaction of N-alkylbe

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