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139122-14-8

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139122-14-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139122-14-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,1,2 and 2 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 139122-14:
(8*1)+(7*3)+(6*9)+(5*1)+(4*2)+(3*2)+(2*1)+(1*4)=108
108 % 10 = 8
So 139122-14-8 is a valid CAS Registry Number.

139122-14-8Downstream Products

139122-14-8Relevant articles and documents

Bifunctional chiral auxiliaries 6: Alkylations of enolates derived from 1,3-diacylimidazolidine-2-thiones and 1,3-diacylimidazolidin-2-ones

Davies,Evans,Mortlock

, p. 585 - 606 (2007/10/02)

Sodium and potassium enolates of 1,3-diacylimidazolidin-2-ones undergo clean alkylation reactions with reactive alkyl halides; the latter enolates reacting generally more stereoselectively due, it is proposed, to the lower temperature at which the reactio

Bifunctional chiral auxiliaries 2: The synthesis of 1,3-diacylimidazolidin-2-ones from 1,2-diamines

Davies,Mortlock

, p. 4791 - 4794 (2007/10/02)

The title compounds are readily prepared in three steps via the corresponding 1,3-diacylimidazolidine-2-thiones. The final step involves the novel use of mercury (II) acetate for the conversion of thioureas to ureas.

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