127782-78-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127782-78-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,7,8 and 2 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 127782-78:
(8*1)+(7*2)+(6*7)+(5*7)+(4*8)+(3*2)+(2*7)+(1*8)=159
159 % 10 = 9
So 127782-78-9 is a valid CAS Registry Number.
127782-78-9Relevant articles and documents
Facile Syntheses of 2-Ethenyl-1H-imidazoles
Ohta, Shunsaku,Matsukawa, Masami,Ohashi, Norihiko,Nagayama, Kayo
, p. 78 - 81 (2007/10/02)
2-Ethenyl-1H-imidazoles 6 were readily prepared by treating 2-(1-hydroxyalkyl)-1H-imidazoles 5 with hot acetic anhydride.Several convenient procedures to precursors of 6 are described.
