38953-33-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38953-33-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,9,5 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 38953-33:
(7*3)+(6*8)+(5*9)+(4*5)+(3*3)+(2*3)+(1*3)=152
152 % 10 = 2
So 38953-33-2 is a valid CAS Registry Number.
38953-33-2Relevant articles and documents
Halogen-Exchange Fluorination of Aromatic Halides with HF or HF-Base
Fukuhara, Tsuyoshi,Yoneda, Norihiko
, p. 509 - 512 (2007/10/02)
Heteroatomic halides such as 2-chloropyrimidines and 2-chloropyridines, and 2,4-dinitrochlorobenzene underwent halogen-exchange fluorination with the treatment of HF or HF-base solutions to afford the corresponding fluorides in good yields.
