139554-04-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139554-04-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,5,5 and 4 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 139554-04:
(8*1)+(7*3)+(6*9)+(5*5)+(4*5)+(3*4)+(2*0)+(1*4)=144
144 % 10 = 4
So 139554-04-4 is a valid CAS Registry Number.
139554-04-4Relevant articles and documents
THE SYNTHESIS AND REACTIONS OF 9,10-DIHYDROPYRROLOBENZOXAZEPINE DERIVATIVES WITH AMINES
Kostka, Krzysztof,Budzisz, Elzbieta
, p. 889 - 897 (2007/10/02)
In the reaction of the dichloromaleimides (3,4-dichloro-1H-pyrrole-2,5-dione) with N-substituted salicylamide and their analogs respective 9,10-dihydropyrrolo-benzoxazepine derivatives were obtained.These compounds reacting with amines form 2,
