102859-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102859-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,8,5 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 102859-52:
(8*1)+(7*0)+(6*2)+(5*8)+(4*5)+(3*9)+(2*5)+(1*2)=119
119 % 10 = 9
So 102859-52-9 is a valid CAS Registry Number.
102859-52-9Relevant articles and documents
SYNTHESIS OF 4-NITROCYCLOPENTAPYRENE
Braken - van Leersum, A. M. van den,Cornelisse, J.,Lugtenburg, J.
, p. 4823 - 4824 (1985)
Nitration of cyclopentapyrene in the presence of silver nitrate, sodium nitrite and iodine in acetonitrile yields 4-nitrocyclopentapyrene.