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220041-95-2

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220041-95-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 220041-95-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,0,4 and 1 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 220041-95:
(8*2)+(7*2)+(6*0)+(5*0)+(4*4)+(3*1)+(2*9)+(1*5)=72
72 % 10 = 2
So 220041-95-2 is a valid CAS Registry Number.

220041-95-2Relevant articles and documents

A convenient and practical method for N-acylation of 2 oxazolidinone chiral auxiliaries with acids

Prashad, Mahavir,Kim, Hong-Yong,Har, Denis,Repic, Oljan,Blacklock, Thomas J.

, p. 9369 - 9372 (1998)

A one-pot, convenient and practical method for N-acylation of 2- oxazolidinone chiral auxiliaries directly with acids in the presence of pivaloyl chloride and triethylamine is described.

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