1384106-89-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1384106-89-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,4,1,0 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1384106-89:
(9*1)+(8*3)+(7*8)+(6*4)+(5*1)+(4*0)+(3*6)+(2*8)+(1*9)=161
161 % 10 = 1
So 1384106-89-1 is a valid CAS Registry Number.
1384106-89-1Relevant articles and documents
Facile syntheses of 2-substituted 3-cyanochromones
Levchenko,Semenova,Yarovenko,Shmelin,Krayushkin
, p. 3630 - 3632 (2012/09/22)
A simple and general route to 3-cyanochromones containing various substituents on position 2 of the ring is developed. The method is based on condensation of 3-(2-hydroxyphenyl)-3-oxopropionitrile with acid chlorides or anhydrides in pyridine at room temp