287381-39-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 287381-39-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,7,3,8 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 287381-39:
(8*2)+(7*8)+(6*7)+(5*3)+(4*8)+(3*1)+(2*3)+(1*9)=179
179 % 10 = 9
So 287381-39-9 is a valid CAS Registry Number.
287381-39-9Relevant articles and documents
Studies on pyrazines. 36 [1]. A novel synthesis of 6-(2-hydroxyethyl)- 1,3-dimethyllumazine
Sato, Nobuhiro,Ono, Masahiro
, p. 419 - 420 (2000)
The titled compound was synthesized by cycloaddition of 5,6,7,8- tetrahydro-5,7-dimethyl-3,6,8-trioxo-3H-pyrimido[5,4-c][1,2,5]oxadiazine (1) with 2,3-dihydrofuran (2a).
