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323196-52-7

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323196-52-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 323196-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,3,1,9 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 323196-52:
(8*3)+(7*2)+(6*3)+(5*1)+(4*9)+(3*6)+(2*5)+(1*2)=127
127 % 10 = 7
So 323196-52-7 is a valid CAS Registry Number.

323196-52-7Relevant academic research and scientific papers

Efficient asymmetric synthesis of a functionalized Δ2-pyrazoline

Poupardin, Olivia,Greck, Christine,Genet, Jean Pierre

, p. 8795 - 8797 (2000)

The first asymmetric synthesis of the (4S,5R)-5-carbomethoxy-4-hydroxy-Δ2-pyrazoline in four steps is described starting from the methyl 4,4-dimethoxy-3-oxobutanoate by sequential catalytic hydrogenation and electrophilic amination. (C) 2000 Elsevier Science Ltd.

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