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144735-53-5

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144735-53-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 144735-53-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,7,3 and 5 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 144735-53:
(8*1)+(7*4)+(6*4)+(5*7)+(4*3)+(3*5)+(2*5)+(1*3)=135
135 % 10 = 5
So 144735-53-5 is a valid CAS Registry Number.

144735-53-5Relevant articles and documents

Regioselective Introduction of Carbon-3 Substituents to 5-Alkyl-7-methoxy-2-phenylbenzofurans: Synthesis of a Novel Adenosine A1 Receptor Ligand and Its Derivatives

Yang, Zhen,Liu, Han Biao,Lee, Chi Ming,Chang, Hson Mou,Wong, Henry N. C.

, p. 7248 - 7257 (1992)

By maintaining the balance between the electronic requirements, the stereochemical restrictions as well as the kinetic and thermodynamic factors, the unprecedented regioselective electrophilic aromatic substitution of formyl and nitro groups to carbon-3 o

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