123346-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123346-87-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,3,4 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 123346-87:
(8*1)+(7*2)+(6*3)+(5*3)+(4*4)+(3*6)+(2*8)+(1*7)=112
112 % 10 = 2
So 123346-87-2 is a valid CAS Registry Number.
123346-87-2Relevant articles and documents
Reaction of 1,2,4-Triazines with N-Phenylmaleimide
Oki, Masaharu,Shimada, Sadakatsu
, p. 4705 - 4710 (2007/10/02)
Diels-Alder addition of N-phenylmaleimide (2) to 1,2,4-triazines (1) occurded across carbons 3 and 6 of the triazines to give 1:1 adducts.After losing nitrogen, they gave dihydropyridines, which underwent a variety of further reactions.Pyridine derivative