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6454-27-9

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6454-27-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 6454-27-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,4,5 and 4 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 6454-27:
(6*6)+(5*4)+(4*5)+(3*4)+(2*2)+(1*7)=99
99 % 10 = 9
So 6454-27-9 is a valid CAS Registry Number.

6454-27-9Relevant articles and documents

Stereoselective Protonation of Carbanions, 3. - 1,3-Dioxolan-4-ones and 1,3-Oxazolidine-4-ones: Syntheses and Diastereoselective Protonation of their Anions

Huenig, Siegfried,Keita, Yango,Peters, Karl,Schnering, Hans-Georg von

, p. 1495 - 1500 (2007/10/02)

Dioxolonanones 3 and oxazolidinones 4 are synthesized by different methods together with the silyl enol ether 3aSi.The configuration of their diastereomers is determined by (1)H-NMR spectroscopy and relative retention times (vpc), backed by a c

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