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147235-59-4

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147235-59-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 147235-59-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,2,3 and 5 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 147235-59:
(8*1)+(7*4)+(6*7)+(5*2)+(4*3)+(3*5)+(2*5)+(1*9)=134
134 % 10 = 4
So 147235-59-4 is a valid CAS Registry Number.

147235-59-4Relevant articles and documents

A new, general approach for the synthesis of heteroannulated 3,1-oxazin-4-ones

Wamhoff,Herrmann,Stolben,Nieger

, p. 581 - 594 (2007/10/02)

β-(N-Triphenylphosphoranyliden)-enamino esters afford the synthetically useful heteroannulated 3,1-oxazin-4-ones with aroyl chlorides in different solvents. The reaction proceeds in one step and in high yields and appears to be independent of the reactivity of the heterocyclic substrate.

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