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56999-38-3

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56999-38-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 56999-38-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,9,9 and 9 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 56999-38:
(7*5)+(6*6)+(5*9)+(4*9)+(3*9)+(2*3)+(1*8)=193
193 % 10 = 3
So 56999-38-3 is a valid CAS Registry Number.

56999-38-3Downstream Products

56999-38-3Relevant articles and documents

Intramolecular inverse electron demand Diels-Alder reactions of tryptamine with tethered heteroaromatic azadienes

Benson, Scott C.,Lee, Lily,Yang, Lydie,Snyder, John K.

, p. 1165 - 1180 (2007/10/03)

1,2,4,5-Tetrazines and 1,2,4-triazines tethered to tryptamine via the ethylamine side chain undergo intramolecular inverse electron demand cycloadditions to produce adducts with the [ABazaCE]-ring skeleton of the Aspidosperma alkaloids. (C) 2000 Elsevier Science Ltd.

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