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acetic acid 3,5-bis-benzyloxy-2-[2-(2,4-bis-benzyloxy-phenyl)-3,3-dimethoxy-propionyl]-4-iodo-phenyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1027232-20-7

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1027232-20-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1027232-20-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,2,3 and 2 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1027232-20:
(9*1)+(8*0)+(7*2)+(6*7)+(5*2)+(4*3)+(3*2)+(2*2)+(1*0)=97
97 % 10 = 7
So 1027232-20-7 is a valid CAS Registry Number.

1027232-20-7Relevant academic research and scientific papers

Regioselective synthesis of 6-alkyl- and 6-prenylpolyhydroxyisoflavones and 6-alkylcoumaronochromone derivatives

Tsukayama, Masao,Wada, Hironari,Kawamura, Yasuhiko,Yamashita, Kazuyo,Nishiuchi, Masaki

, p. 1285 - 1289 (2004)

The palladium-catalyzed coupling reaction of 6-iodoisoflavone, prepared from 3′-iodoacetophenone derivative, with 2-methyl-3-butyn-2-ol gave 6-alkynylisoflavone derivative, which was hydrogenated to give 6-alkylhydroxyisoflavone (luteone hydrate) (2). Dehydration of 2 gave 2′,4′,5,7-tetrahydroxy-6-prenylisoflavone (luteone) (1). Wighteone hydrate (3) was also synthesized from 6-iodotris(benzyloxy)isoflavone in a similar manner. 6-Alkyl-4′5,7-trihydroxy-coumaronochromone (4) was synthesized by oxidative cyclization of 2 with o-chloranil.

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