247223-89-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 247223-89-8 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, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 247223-89:
(8*2)+(7*4)+(6*7)+(5*2)+(4*2)+(3*3)+(2*8)+(1*9)=138
138 % 10 = 8
So 247223-89-8 is a valid CAS Registry Number.
247223-89-8Relevant 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