1570098-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1570098-71-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,7,0,0,9 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1570098-71:
(9*1)+(8*5)+(7*7)+(6*0)+(5*0)+(4*9)+(3*8)+(2*7)+(1*1)=173
173 % 10 = 3
So 1570098-71-3 is a valid CAS Registry Number.
1570098-71-3Relevant articles and documents
Ferrocene derivatives, preparation method and use thereof
-
Paragraph 0089-0091, (2018/10/11)
The invention discloses ferrocene derivatives as shown in a formula I in the specification and salts thereof, wherein Z is O or NH; R is selected from hydrogen, fluorine, chlorine, bromine, methyl, methoxyl and trifluoromethyl; n is an integer ranging fro