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1-(diphenylphosphinyl)-2,3-epoxybutane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

80780-91-2

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80780-91-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80780-91-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,7,8 and 0 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 80780-91:
(7*8)+(6*0)+(5*7)+(4*8)+(3*0)+(2*9)+(1*1)=142
142 % 10 = 2
So 80780-91-2 is a valid CAS Registry Number.

80780-91-2Relevant academic research and scientific papers

Phosphinyl-Substituted Dienophiles: Their Synthesis and Directive Effects

Darling, Stephen D.,Brandes, Stephanie J.

, p. 1413 - 1416 (1982)

The unilateral directive influence of the carbonyl group in the Diels-Alder reaction can be negated by a diphenylphosphinyl group.The dienophile 4-(diphenylphosphinyl)-3-buten-2-one (4) was synthesized.Products isolated as a result of the addition of 4 to

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