1422029-31-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1422029-31-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,0,2 and 9 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1422029-31:
(9*1)+(8*4)+(7*2)+(6*2)+(5*0)+(4*2)+(3*9)+(2*3)+(1*1)=109
109 % 10 = 9
So 1422029-31-9 is a valid CAS Registry Number.
1422029-31-9Relevant articles and documents
Scaffold hopping via a transannular rearrangement-encompassing cascade
Vrijdag, Johannes L.,Van Den Bogaert, An M.,De Borggraeve, Wim M.
, p. 1052 - 1055 (2013)
A novel reaction cascade for converting benzodiazepinediones into oxazoloquinolinones using carboxylic acid anhydrides in the presence of base has been developed using flow methods. Products are obtained in yields up to 98%.