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76109-69-8

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76109-69-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76109-69-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,1,0 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 76109-69:
(7*7)+(6*6)+(5*1)+(4*0)+(3*9)+(2*6)+(1*9)=138
138 % 10 = 8
So 76109-69-8 is a valid CAS Registry Number.

76109-69-8Relevant articles and documents

5-(Arylamino)-1,2,3-triazoles and 5-Amino-1-aryl-1,2,3-triazoles from 3-(Cyanomethyl)triazenes

Baines, Kim M.,Rourke, Timothy W.,Vaughan, Keith,Hooper, Donald L.

, p. 856 - 859 (2007/10/02)

1-Aryl-3-(cyanomethyl)triazenes (1) cyclize in aprotic media, with Lewis base catalysis, to 5-amino-1-aryl-1,2,3-triazoles (2), whereas in protic media cyclization, followed by Dimroth rearrangement, affords the isomeric 5-(arylamino)-1,2,3-triazoles (3).

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