77455-61-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77455-61-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,5 and 5 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77455-61:
(7*7)+(6*7)+(5*4)+(4*5)+(3*5)+(2*6)+(1*1)=159
159 % 10 = 9
So 77455-61-9 is a valid CAS Registry Number.
77455-61-9Relevant articles and documents
Comparative Reactivity of Substituted 4-Nitrobenzylidene Dichlorides with Alkali
Goh, Swee Hock,Kam, Toh Seok
, p. 423 - 426 (2007/10/02)
A comparative study of the reactions of substituted 4-nitrobenzylidene dichlorides ArCHCl2 (Ar = 3-Cl-4-NO2C6H3, 2-Cl-4-NO2C6H3, 4-NO2C6H4, 3,5-Me2-4-NO2C6H2, and 2-Me-4-NO2C6H3) with aqueous alcoholic alkali shows that chlorine substitution enhances the
