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O,O-diethyl-1-amino-1-methyl-2-phenyl-ethylphosphonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

84139-39-9

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84139-39-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84139-39-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,1,3 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 84139-39:
(7*8)+(6*4)+(5*1)+(4*3)+(3*9)+(2*3)+(1*9)=139
139 % 10 = 9
So 84139-39-9 is a valid CAS Registry Number.

84139-39-9Relevant academic research and scientific papers

ORGANIC PHOSPHORUS COMPOUNDS 91. SYNTHESIS AND PROPERTIES OF 1-AMINO-2-ARYLETHYLPHOSPHONIC AND -PHOSPHINIC ACIDS AS WELL AS -PHOSPHINE OXIDES

Maier, Ludwig

, p. 43 - 67 (2007/10/02)

The preparation, physical and spectroscopic properties of 1-amino-2-arylethylphosphonic, and -phosphinic acids as well as -phosphine oxides, the phosphorus analogues of phenylalanine are described, and the reactions of 1-amino-2-(4-fluorophenyl)ethylphosphonates with acetals, isocyanides, esters, acid anhydrides, activated aromatic nitro- and halogen compounds, and with N-protected alanine are reported.It is shown that several of the 1-amino-2-arylethylphosphonic acids are strong inhibitors of PAL and anthocyanin synthesis and also are quite active botryticides.Among the active compounds were 1-amino-2-(4-fluorophenyl)ethylphosphonic acid, 3f, and the methyl-substituted compounds 3k, 3l, and 3m.The fluoroderivative 3f was also effective as a seed-dressing agent in barley showing a 100percent protection against the fungus Fusarium nivale at 600 ppm.

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