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6-(diphenylphosphanyl)naphthalen-2-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

208650-05-9

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208650-05-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 208650-05-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,8,6,5 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 208650-05:
(8*2)+(7*0)+(6*8)+(5*6)+(4*5)+(3*0)+(2*0)+(1*5)=119
119 % 10 = 9
So 208650-05-9 is a valid CAS Registry Number.

208650-05-9Relevant academic research and scientific papers

Azo-containing tertiary phosphines: synthesis, reactivity and structural characterisation

Alder, Mark J.,Cross, Wendy I,Flower, Kevin R.,Pritchard, Robin G.

, p. 2563 - 2574 (2007/10/03)

6-Bromo-2-methoxynaphthalene 1 was converted into 6-diphenylphosphanyl-2-methoxynaphthalene 2a by preparing its Grignard and quenching with PPh2Cl. Compound 2a was demethylated on refluxing in HBr yielding 6-(diphenylphosphanyl)naphthalen-2-ol 2b in good

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