98260-34-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98260-34-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,2,6 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 98260-34:
(7*9)+(6*8)+(5*2)+(4*6)+(3*0)+(2*3)+(1*4)=155
155 % 10 = 5
So 98260-34-5 is a valid CAS Registry Number.
98260-34-5Relevant articles and documents
An Alternative Total Synthesis of Rutaecarpine and Vasicolinone Alkaloids
Koekoesi, Jozsef,Szasz, Gyoergy,Hermecz, Istvan
, p. 2995 - 2998 (2007/10/02)
Rutaecarpine (6) and vasicolinone (9) alkaloids were alternatively prepared by Fischer indolization of 3-(phenylhydrazonomethyl)pyrroloquinazolinone (4) under thermal and acidic conditions, respectively.