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1228299-33-9

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1228299-33-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1228299-33-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,2,9 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1228299-33:
(9*1)+(8*2)+(7*2)+(6*8)+(5*2)+(4*9)+(3*9)+(2*3)+(1*3)=169
169 % 10 = 9
So 1228299-33-9 is a valid CAS Registry Number.

1228299-33-9Downstream Products

1228299-33-9Relevant academic research and scientific papers

Lewis acid catalyzed cycloaddition of methylenecyclopropanes with salicylaldehydes

Jiang, Min,Shi, Min

supporting information; experimental part, p. 2606 - 2609 (2010/07/16)

Lewis acid catalyzed cycloaddition of methylenecyclopropanes (MCPs) with o-quinonemethide analogues, derived from the corresponding salicylaldehydes and CH(OEt)3, produces the corresponding cycloadducts 3 in moderate to high yields at room temp

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