Cas 143357-53-3,C26H22O2S2

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Check Digit Verification of cas no

The CAS Registry Mumber 143357-53-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,3,5 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 143357-53:
(8*1)+(7*4)+(6*3)+(5*3)+(4*5)+(3*7)+(2*5)+(1*3)=123
123 % 10 = 3
So 143357-53-3 is a valid CAS Registry Number.

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143357-53-3Relevant academic research and scientific papers

An improved annelation method with methyl 2-(1,3-dithian-2-yl)benzoate as a bidentate synthon

Wadi,Lopez-Calahorra,Alvarez,Joule

, p. 3679 - 3682 (1992)

The use of methyl 2-(1,3-dithian-2-yl)benzoate as a member of a new group of bidentate synthons in an improved annelation method, yielding polycyclic systems with three differentiated carbonyl groups, is described.

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