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110969-41-0

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110969-41-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 110969-41-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,0,9,6 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 110969-41:
(8*1)+(7*1)+(6*0)+(5*9)+(4*6)+(3*9)+(2*4)+(1*1)=120
120 % 10 = 0
So 110969-41-0 is a valid CAS Registry Number.

110969-41-0Downstream Products

110969-41-0Relevant articles and documents

Selective Cleavage of Boc-acylamides. A Novel Approach to Deacylation of Carboxamides

Grehn, Leif,Gunnarsson, Kerstin,Ragnarsson, Ulf

, p. 18 - 23 (2007/10/02)

Boc (tert-butoxycarbonyl) derivatives were recently prepared from various amides.This paper describes some of their properties with particular attention to mild amide cleavage.Boc-protected carboxamides were cleaved by aminolysis with complete selectivity to give the corresponding tert-butyl carbamates.The amines used ranged from hydrazine to morpholine, but for preparative purposes 2-diethylaminoethylamine was preferred.A simple two-step one-pot procedure for tert-butoxycarbonylation followed by aminolysis was developed which could be used for removal of formyl, ace tyl, and benzoyl groups.In extreme cases, there derivatives were cleaved by alcoholysis.Upon addition of bases such as N,N,N',N'-tetramethylguanidine (TMS) this reaction became very fast.TMS-catalysed methanolysis gave 98percent cleavage in 30 min or less in two preparative experiments.

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