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Dimethyl-α-(4-nitro-1-naphthyl)benzylphosphonat is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81940-41-2

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81940-41-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81940-41-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,4 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 81940-41:
(7*8)+(6*1)+(5*9)+(4*4)+(3*0)+(2*4)+(1*1)=132
132 % 10 = 2
So 81940-41-2 is a valid CAS Registry Number.

81940-41-2Downstream Products

81940-41-2Relevant academic research and scientific papers

Simple Synthesis of Dimethyl Nitrobenzhydrylphosphonates and Heteroarylnitroarylacetonitriles via Vicarious Nucleophilic Substitution (VNS) Reaction

M?kosza, Mieczys?aw,Bechcicka, Ma?gorzata,Wojciechowski, Krzysztof

, p. 175 - 181 (2021)

Acetals of dimethyl phenyl- and heteroaryl-α-hydroxymethanephosphonates were deprotonated to generate carbanions, which enter the vicarious nucleophilic substitution (VNS) of hydrogen in aromatic nitro compounds to form 4-nitrobenzhydrylphosphonates and α

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