74458-57-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74458-57-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,5 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 74458-57:
(7*7)+(6*4)+(5*4)+(4*5)+(3*8)+(2*5)+(1*7)=154
154 % 10 = 4
So 74458-57-4 is a valid CAS Registry Number.
74458-57-4Relevant articles and documents
PHOTOREARRANGEMENT OF PHENYL SELENIDE DERIVATES. ACCESS TO SELENIUM SUBSTITUTED C-NUCLEOZIDES
Fourrey, J.-L.,Henry, G.,Jouin, P.
, p. 455 - 458 (2007/10/02)
The photorearrangements of benzyl phenyl selenide and phenyl ribosyl selenide derivatives afford 2-benzyl phenylselenol and 2-ribosyl phenylselenol, respectively which can be isolated as their methyl derivatives.
