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1616-69-9

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1616-69-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1616-69-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,6,1 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1616-69:
(6*1)+(5*6)+(4*1)+(3*6)+(2*6)+(1*9)=79
79 % 10 = 9
So 1616-69-9 is a valid CAS Registry Number.

1616-69-9Downstream Products

1616-69-9Relevant articles and documents

Regioselective Lewis Acid-mediated α-sec-Alkylation of Carbonyl Compounds

Reetz, Manfred T.,Walz, Peter,Huebner, Friedhelm,Huettenhain, Stefan H.,Heimbach, Horst,Schwellnus, Konrad

, p. 322 - 335 (2007/10/02)

Carbonyl compounds such as ketones, aldehydes, acyloins, or carboxylic esters can be alkylated at the α-position via the corresponding O-silylated forms using activated alkyl halides or acetates in the presence of Lewis acids.In the case of unsymmetricall

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