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125453-82-9

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125453-82-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 125453-82-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,4,5 and 3 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 125453-82:
(8*1)+(7*2)+(6*5)+(5*4)+(4*5)+(3*3)+(2*8)+(1*2)=119
119 % 10 = 9
So 125453-82-9 is a valid CAS Registry Number.

125453-82-9Downstream Products

125453-82-9Relevant articles and documents

New Catalytic Activity of Polymer-Supported Quaternary Onium Salts. Regioselective Addition Reaction of Oxiranes with Active Esters Catalyzed by Insoluble Polystyrene-Bound Quaternary Ammonium and Phosphonium Salts

Nishikubo, Tadatomi,Iizawa, Takashi,Shimojo, Moriyasu,Kato, Tetsuya,Shiina, Atsushi

, p. 2536 - 2542 (1990)

A new regioselective addition reaction of oxiranes 15-17 with active esters 18 and 19 was carried out to give the adducts 20a-f using quaternary onium salts on cross-linked polystyrene beads.The catalytic activity of the polystyrene beads was evalulated f

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