143051-82-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143051-82-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,0,5 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 143051-82:
(8*1)+(7*4)+(6*3)+(5*0)+(4*5)+(3*1)+(2*8)+(1*2)=95
95 % 10 = 5
So 143051-82-5 is a valid CAS Registry Number.
143051-82-5Relevant 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.
