1253830-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1253830-87-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,3,8,3 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1253830-87:
(9*1)+(8*2)+(7*5)+(6*3)+(5*8)+(4*3)+(3*0)+(2*8)+(1*7)=153
153 % 10 = 3
So 1253830-87-3 is a valid CAS Registry Number.
1253830-87-3Relevant articles and documents
Complex diazaazulenones from the reaction of ortho -naphthoquinones with ammonium acetate
Emery, Flavio S.,Pinto, Maria Do Carmo F.R.,De Simone, Carlos A.,Malta, Valéria R.S.,Da Silva Júnior, Eufranio N.,Pinto, Antonio V.
, p. 1931 - 1934 (2010)
Complex diazaazulenones compounds were obtained from ortho-naphthoquinones by reaction with ammonium acetate. Georg Thieme Verlag Stuttgart.