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819047-17-1

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819047-17-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 819047-17-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,1,9,0,4 and 7 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 819047-17:
(8*8)+(7*1)+(6*9)+(5*0)+(4*4)+(3*7)+(2*1)+(1*7)=171
171 % 10 = 1
So 819047-17-1 is a valid CAS Registry Number.

819047-17-1Downstream Products

819047-17-1Relevant articles and documents

N-H insertion reactions of primary ureas: The synthesis of highly substituted imidazolones and imidazoles from diazocarbonyls

Lee, Sang-Hyeup,Yoshida, Kazuhiro,Matsushita, Hana,Clapham, Bruce,Koch, Guido,Zimmermann, Juerg,Janda, Kim D.

, p. 8829 - 8835 (2007/10/03)

Primary ureas have been used as substrates in rhodium-catalyzed N-H insertion reactions with an array of diazocarbonyls. The insertion reaction is efficient and gives excellent selectivity and yields. The products from the insertion reaction with diazoket

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