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((1S,4S)-7,7-Dimethyl-2,3-dioxo-bicyclo[2.2.1]hept-1-yl)-methanesulfonic acid phenyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

220049-46-7

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220049-46-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 220049-46-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,0,4 and 9 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 220049-46:
(8*2)+(7*2)+(6*0)+(5*0)+(4*4)+(3*9)+(2*4)+(1*6)=87
87 % 10 = 7
So 220049-46-7 is a valid CAS Registry Number.

220049-46-7Relevant academic research and scientific papers

Diastereoselective cyclopropanation of α,β-unsaturated acetals of a novel camphor-derived chiral auxiliary

Kaye, Perry T.,Molema, Warner E.

, p. 2479 - 2480 (1998)

Reaction of selected α,β-unsaturated aldehydes with phenyl 2,3-dihydroxybornane-10-sulfonate affords acetals which undergo diastereoselective (> 99% de) Simmons-Smith cyclopropanation.

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