247223-90-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 247223-90-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,7,2,2 and 3 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 247223-90:
(8*2)+(7*4)+(6*7)+(5*2)+(4*2)+(3*3)+(2*9)+(1*0)=131
131 % 10 = 1
So 247223-90-1 is a valid CAS Registry Number.
247223-90-1Relevant articles and documents
Synthesis of dibenzodiazoninones
Quintes, Stefanie,Eicher, Theophil,Umpierrez, Eleuterio Francisco
, p. 536 - 541 (2007/10/03)
Efficient total syntheses of dibenzodiazoninones 4/5 are reported which are of chemical and pharmacological interest as structural modifications of the bryophyte constituent Anthocerodiazonin 1. The nine-membred aza lactam structure was confirmed by X-ray