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3,4-dihydro-3-methoxy-1-(2-phenylmethoxy-5-methoxyphenylmethyl)-1H-2-benzopyran is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

391687-87-9

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391687-87-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 391687-87-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,9,1,6,8 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 391687-87:
(8*3)+(7*9)+(6*1)+(5*6)+(4*8)+(3*7)+(2*8)+(1*7)=199
199 % 10 = 9
So 391687-87-9 is a valid CAS Registry Number.

391687-87-9Relevant academic research and scientific papers

The preparation of chiral salicylaldehydes based on Kagan's ether

Harmata,Wu,Kahraman,Welch

, p. 3345 - 3359 (2007/10/03)

Two related routes to chiral salicylaldehydes which are derivatives of Kagan's ether have been developed. One route which is particularly simple begins with 2,6-diallylphenol. Facile conversion to a substituted benzofuran and assemblage of the basic framework of Kagan's ether is followed by an ozonolysis of the benzofuran ring to reveal the hydroxyaldehyde functionality characteristic of salicylaldehydes.

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