200577-05-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 200577-05-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,5,7 and 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 200577-05:
(8*2)+(7*0)+(6*0)+(5*5)+(4*7)+(3*7)+(2*0)+(1*5)=95
95 % 10 = 5
So 200577-05-5 is a valid CAS Registry Number.
200577-05-5Relevant articles and documents
A simple strategy for styryl sulfonyl ethynylogues and 1,4-diarylbut-1-en-3-ynes
Bhaskar Reddy,Chandrasekhar Babu,Padmavathi,Padmaja
, p. 17351 - 17360 (2007/10/03)
A general and simple strategy for 2-arylethenyl-2'-arylethynyl sulfones (9) and 1,4-diarylbut-1d-en-3-ynes (10) has been developed by the lability of carbon-heteroatom bond in heterocycles, 1,2,3-selenadiazole (3) as the basis.
