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74610-78-9

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74610-78-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74610-78-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,1 and 0 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 74610-78:
(7*7)+(6*4)+(5*6)+(4*1)+(3*0)+(2*7)+(1*8)=129
129 % 10 = 9
So 74610-78-9 is a valid CAS Registry Number.

74610-78-9Downstream Products

74610-78-9Relevant articles and documents

Polyvalent Iodine in Synthesis. 1. An Efficient Route to Isopropylidene Arylmalonates (5-Aryl-Substituted Meldrum's Acid)

Chen, Zhen-Chu,Jin, You-Yuan,Stang, Peter J.

, p. 4115 - 4117 (2007/10/02)

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THE α-ARYLATION OF DERIVATIVES OF MALONIC ACID WITH ARYLLEAD TRIACETATES. NEW SYNTHESES OF IBUPROFEN AND PHENOBARBITAL.

Pinhey, John T.,Rowe, Bruce A.

, p. 965 - 968 (2007/10/02)

Derivatives of Meldrum's acid and the sodium salts of substituted malonic acid esters undergo rapid arylation in high yield when treated with aryllead triacetates.These reactions have been applied to the synthesis of ibuprofen, an analgesic, and in a closely related reaction 5-ethylbarbituric acid has been reacted with phenyllead triacetate to give phenobarbital.

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