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51388-44-4

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51388-44-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 51388-44-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,3,8 and 8 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 51388-44:
(7*5)+(6*1)+(5*3)+(4*8)+(3*8)+(2*4)+(1*4)=124
124 % 10 = 4
So 51388-44-4 is a valid CAS Registry Number.

51388-44-4Upstream product

51388-44-4Relevant articles and documents

Enamine/butadienylborane cycloaddition in the frustrated Lewis pair regime

Chen, Guo-Qiang,Türkyilmaz, Fatma,Daniliuc, Constantin G.,Bannwarth, Christoph,Grimme, Stefan,Kehr, Gerald,Erker, Gerhard

, p. 10477 - 10486 (2015)

The dienylborane 2a was prepared by regioselective alkyne hydroboration of the conjugated enyne 1a with Piers' borane [HB(C6F5)2]. Its reaction with a series of acetophenone derived enamines 3 resulted in the formation of

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