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73054-05-4

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73054-05-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73054-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,0,5 and 4 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 73054-05:
(7*7)+(6*3)+(5*0)+(4*5)+(3*4)+(2*0)+(1*5)=104
104 % 10 = 4
So 73054-05-4 is a valid CAS Registry Number.

73054-05-4Downstream Products

73054-05-4Relevant articles and documents

Synthesis of Oxazolylindole Alkaloids from Tryptamine and Tryptophan by Oxidation with 2,3-Dichloro-5,6-dicyanobenzoquinone

Yoshioka, Tadao,Mohri, Kunihiko,Oikawa, Yuji,Yonemitsu, Osamu

, p. 2252 - 2281 (2007/10/02)

When N-acyl derivatives of tryptamine and L-tryptophan methyl ester were treated with DDQ (2 equiv) in tetrahydrofuran or other anhydrous solvents, four consecutive reactions, dehydrogenation, nucleophilic cyclization, another dehydrogenation, and isomeri

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