78840-14-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78840-14-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,8,4 and 0 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 78840-14:
(7*7)+(6*8)+(5*8)+(4*4)+(3*0)+(2*1)+(1*4)=159
159 % 10 = 9
So 78840-14-9 is a valid CAS Registry Number.
78840-14-9Relevant articles and documents
NITRENE ADDITION TO A MESOIONIC 4-THIAZOLONE. A PROBABLE (1+3) CYCLOADDITION
Sheradsky, Tuvia,Zbaida, David
, p. 1639 - 1640 (2007/10/02)
The reaction of mesoionic 4-thiazolones with ethyl azidoformate (at 130 deg C) gave 5-(ethoxycarbonylthio)-1-imidazolin-4-ones, probably via bicyclic nitrene-mesoion adduct.