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1072014-00-6

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1072014-00-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1072014-00-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,2,0,1 and 4 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1072014-00:
(9*1)+(8*0)+(7*7)+(6*2)+(5*0)+(4*1)+(3*4)+(2*0)+(1*0)=86
86 % 10 = 6
So 1072014-00-6 is a valid CAS Registry Number.

1072014-00-6Downstream Products

1072014-00-6Relevant articles and documents

α-Amino acids as acid components in the Passerini reaction: influence of N-protection on the yield and stereoselectivity

Ber?ozecki, Stanis?aw,Szymanski, Wiktor,Ostaszewski, Ryszard

, p. 9780 - 9783 (2008/12/22)

The Passerini reaction offers an easy access to depsipeptides, when both acid and isocyanide are derived from α-amino acids. However, racemisation of isocyanides derived from α-amino acid esters severely limits their use in the Passerini reaction. In order to overcome this limitation, a study on the influence of the α-amino acid N-protecting group on the yield and diastereoisomeric ratio of the product of the Passerini reaction was performed. Six different protecting groups were tested. Their influence turns out to be crucial and is not constant when the amino acid is changed. After optimisation, the Passerini reaction products with cyclohexanone as the carbonyl component were obtained with 99% yield and >98% de.

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