83558-80-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83558-80-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,5,5 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 83558-80:
(7*8)+(6*3)+(5*5)+(4*5)+(3*8)+(2*8)+(1*0)=159
159 % 10 = 9
So 83558-80-9 is a valid CAS Registry Number.
83558-80-9Relevant articles and documents
Process for the preparation of reaction products of 2,2-bis-(4-hydroxphenyl)-hexafluoropropane and new derivatives of this type
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, (2008/06/13)
Process for the preparation of compounds of the formula I STR1 in which R1 denotes NO2 or NH2 and R2 denotes a radical of a cycloaliphatic amine having 6 ring atoms and a total of not more than 10 carbon atoms,
