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139259-72-6

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139259-72-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139259-72-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,2,5 and 9 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 139259-72:
(8*1)+(7*3)+(6*9)+(5*2)+(4*5)+(3*9)+(2*7)+(1*2)=156
156 % 10 = 6
So 139259-72-6 is a valid CAS Registry Number.

139259-72-6Relevant articles and documents

Rh(III)-Catalyzed C-H Amidation of Arenes with N-Methoxyamide as an Amidating Reagent

Ju, Guodong,Li, Guobao,Qian, Guanwen,Zhang, Jingyu,Zhao, Yingsheng

, p. 7333 - 7336 (2019/10/08)

The Rh(III)-catalyzed amidation of C(sp2)-H bonds has been reported by employing the N-methoxyamide as a novel amino source. An excellent level of functional group tolerance can be achieved when N-methoxyamide derivatives are used as the amidating reagents. Importantly, several known bioactive compounds such as Aminalon, Pregabalin, Gabapentin, and Probenecid can be transformed to effective amidating reagents, as a way to facilitate the development of new bioactive molecules.

Reactive Intermediates from the Solvolysis of Mutagenic O-Alkyl N-Acetoxybenzohydroxamates

Bonin, Antonio M.,Glover, Stephen A.,Hammond, Gerard P.

, p. 1173 - 1180 (2007/10/02)

Mutagenic O-(para-substituted benzyl) N-acetoxybenzohydroxamates undergo acid-catalysed solvolysis in aqueous acetonitrile but three is a change in mechanism from AA11 to E1 on going from para electron-withdrawing substituents to para +M electron-donating groups.The former permit the formation of a discrete nitrenium ion intermediate whereas the latter promote a concerted elimination of a resonance stabilized benzyl carbocation.

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