Cas 1034188-96-9,C21H16Cl2O5S

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Check Digit Verification of cas no

The CAS Registry Mumber 1034188-96-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,4,1,8 and 8 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1034188-96:
(9*1)+(8*0)+(7*3)+(6*4)+(5*1)+(4*8)+(3*8)+(2*9)+(1*6)=139
139 % 10 = 9
So 1034188-96-9 is a valid CAS Registry Number.

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1034188-96-9Relevant articles and documents

One-Pot Protocol for Synthesis of -Organosulfonyloxy Ketones from Secondary Alcohols Using Hypervalent Iodine(V)-Mediated Oxidations

Deshmukh, Swapnil S.,Huddar, Sameerana N.,Akamanchi, Krishnacharya G.

, p. 3101 - 3110 (2009)

Tosyloxy ketones and -mesyloxy ketones were directly prepared from alcohols in one pot by treatment with hypervalent iodine(V) reagents in combination with p-toluenesulfonic acid and methanesulfonic acid, respectively, in moderate to good yields. Reaction

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1034188-96-9