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123101-01-9

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123101-01-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 123101-01-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,1,0 and 1 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 123101-01:
(8*1)+(7*2)+(6*3)+(5*1)+(4*0)+(3*1)+(2*0)+(1*1)=49
49 % 10 = 9
So 123101-01-9 is a valid CAS Registry Number.

123101-01-9Downstream Products

123101-01-9Relevant articles and documents

Methoxy(phenylthio)(trimethylsilyl)methane as a One-Carbon Homologation Reagent: Efficient 1,4-Addition of a Formyl or a Carboxy Anion Equivalent to Cyclic α-Enones Concomitant with in Situ α-Alkylation

Otera, Junzo,Niibo, Yoshihisa,Nozaki, Hitosi

, p. 5003 - 5007 (2007/10/02)

Efficient 1,4-addition of a formyl and carboxy anion equivalent is realized by use of lithium.Of further synthetic value is consecutive α-alkylation by in situ trapping of intermediary enolates with various alkyl

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