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105229-98-9

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105229-98-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 105229-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,2,2 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 105229-98:
(8*1)+(7*0)+(6*5)+(5*2)+(4*2)+(3*9)+(2*9)+(1*8)=109
109 % 10 = 9
So 105229-98-9 is a valid CAS Registry Number.

105229-98-9Downstream Products

105229-98-9Relevant articles and documents

Asymmetric Synthesis of 2-Alkyl(Aryl)-2,3-dihydro-4-pyridones by Addition of Grignard Reagents to Chiral 1-Acyl-4-methoxypyridinium Salts

Comins, Daniel L.,Goehring, R. Richard,Joseph, Sajan P.,O'Connor, Sean

, p. 2574 - 2576 (2007/10/02)

Grignard addition to a chiral 1-acyl-4-methoxypyridinium salt provides synthetically useful 2-alkyl(aryl)-2,3-dihydro-4-pyridones in high diastereomeric excess.

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