82342-12-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82342-12-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,3,4 and 2 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 82342-12:
(7*8)+(6*2)+(5*3)+(4*4)+(3*2)+(2*1)+(1*2)=109
109 % 10 = 9
So 82342-12-9 is a valid CAS Registry Number.
82342-12-9Relevant articles and documents
A NEW METHOD OF CARBON EXTENSION AT C-4 OF AZETIDINONES
Prasad, Kapa,Kneussel, Peter,Schulz, Gerhard,Stuetz, Peter
, p. 1247 - 1250 (2007/10/02)
Azetidinone carboxylates 7, 9 and 11 were prepared starting from 4-thia azetidinones and carbenes derived from diazoesters.
