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41728-24-9

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41728-24-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 41728-24-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,7,2 and 8 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 41728-24:
(7*4)+(6*1)+(5*7)+(4*2)+(3*8)+(2*2)+(1*4)=109
109 % 10 = 9
So 41728-24-9 is a valid CAS Registry Number.

41728-24-9Relevant articles and documents

The Cyclohexa-2,5-dienyl Group as a Placeholder for Hydrogen: Organocatalytic Michael Addition of an Acetaldehyde Surrogate

Chen, Weiqiang,Fang, Huaquan,Xie, Kaixue,Oestreich, Martin

supporting information, p. 15126 - 15129 (2020/10/23)

An aldehyde with a cyclohexa-2,5-dienyl group in the α-position is introduced as a storable surrogate of highly reactive acetaldehyde. The cyclohexa-2,5-dienyl unit is compatible with an enantioselective Michael addition to nitroalkenes promoted by a Haya

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