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649767-96-4

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649767-96-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 649767-96-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,9,7,6 and 7 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 649767-96:
(8*6)+(7*4)+(6*9)+(5*7)+(4*6)+(3*7)+(2*9)+(1*6)=234
234 % 10 = 4
So 649767-96-4 is a valid CAS Registry Number.

649767-96-4Downstream Products

649767-96-4Relevant articles and documents

Toward a 6π+6π zwitterion or a bioinhibitors-related OH-substituted aminoquinone: Identification of a key intermediate in their pH controlled synthesis

Braunstein, Pierre,Siri, Olivier,Taquet, Jean-Philippe,Yang, Qing-Zheng

, p. 3817 - 3821 (2004)

Their pH-controlled reactivity places the N,N-dialkyl-2-amino-5-lithium alcoholate-,4-benzoquinonemonoimines [C6H2(NHCH 2R′) (=NCH2R′)(=O)(OLi)] 7 (R′ = tBu) and 8 (R′ =p-C6H4-tBu) at the c

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