Cas 72676-25-6,<i>N</i>-(3-ethyl-3<i>H</i>-benzothiazol-2-ylidene)-benzamide

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Check Digit Verification of cas no

The CAS Registry Mumber 72676-25-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,6,7 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 72676-25:
(7*7)+(6*2)+(5*6)+(4*7)+(3*6)+(2*2)+(1*5)=146
146 % 10 = 6
So 72676-25-6 is a valid CAS Registry Number.

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72676-25-6Relevant articles and documents

Reactions of CH-Active Compounds with Azides, XXX. - Synthesis of (Diazomethyl)-phosphonium Salts by Diazo Group Transfer

Regitz, Manfred,Tawfik, Abd El-Razak Mohammed,Heydt, Heinrich

, p. 1865 - 1873 (2007/10/02)

Diazo group transfer onto the (acylmethyl)triphenylphosphonium salts 10a - j with the azidinium salt 2 yields the α-diazophosphonium salts 12a - j besides the 2-aminobenzthiazolium salt 13; analogously, starting with 15, the diazo compounds 16 or 17 are f

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72676-25-6