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20246-72-4

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20246-72-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20246-72-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,2,4 and 6 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 20246-72:
(7*2)+(6*0)+(5*2)+(4*4)+(3*6)+(2*7)+(1*2)=74
74 % 10 = 4
So 20246-72-4 is a valid CAS Registry Number.

20246-72-4Downstream Products

20246-72-4Relevant academic research and scientific papers

Efficient and clean gold-catalyzed one-pot selective n-alkylation of amines with alcohols

He, Lin,Lou, Xia-Bing,Ni, Ji,Liu, Yong-Mei,Cao, Yong,He, He-Yong,Fan, Kang-Nian

, p. 13965 - 13969 (2010)

Atom-efficient direct N-alkylation: An environmentally clean one-pot selective N-alkylation of amines with an equimolar amount of alcohols via a hydrogen autotransfer pathway was achieved over a titania-supported gold catalyst system in good to excellent yields without additive (see scheme).

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