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477788-32-2

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477788-32-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 477788-32-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,7,7,8 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 477788-32:
(8*4)+(7*7)+(6*7)+(5*7)+(4*8)+(3*8)+(2*3)+(1*2)=222
222 % 10 = 2
So 477788-32-2 is a valid CAS Registry Number.

477788-32-2Relevant articles and documents

Preparation of enantiopure sultams by intramolecular Diels-Alder reaction of furan-containing vinylsulfonamides

Rogatchov, Viktor O.,Bernsmann, Heiko,Schwab, Pia,Fr?hlich, Roland,Wibbeling, Birgit,Metz, Peter

, p. 4753 - 4756 (2002)

Enantiomerically pure δ- and γ-sultams have been prepared by intramolecular [4+2] cycloaddition of N-1-phenylethyl substituted vinylsulfonamides with purely thermal activation and under high pressure. An optimized procedure for reductive debenzylation of

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