243472-21-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 243472-21-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,3,4,7 and 2 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 243472-21:
(8*2)+(7*4)+(6*3)+(5*4)+(4*7)+(3*2)+(2*2)+(1*1)=121
121 % 10 = 1
So 243472-21-1 is a valid CAS Registry Number.
243472-21-1Relevant articles and documents
Synthesis of some 2-substituted-thioxanthones
Moon, Jung-Kyen,Park, Jung-Won,Lee, Woo Song,Kang, Young-Jin,Chung, Hyun-A.,Shin, Mi-Seon,Yoon, Yong-Jin,Park, Ki Hun
, p. 793 - 798 (2007/10/03)
This paper presents the synthesis of 2-amino-, 2-acetamido- and 2- benzamidothioxanthones and their 10,10-dioxides.
