102657-04-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102657-04-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,6,5 and 7 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 102657-04:
(8*1)+(7*0)+(6*2)+(5*6)+(4*5)+(3*7)+(2*0)+(1*4)=95
95 % 10 = 5
So 102657-04-5 is a valid CAS Registry Number.
102657-04-5Relevant articles and documents
New Aziridines and Pyrazolines Derived from Diarylidenecycloalkanones
Kabli, R. A.,Kaddah, A. M.,Khalil, A. M.,Khalaf, A. A.
, p. 152 - 156 (2007/10/02)
A number of diarylidenecycloalkanones (I and II) have been prepared by the condensation of cycloalkanones with different aromatic aldehydes.Treatment of I and II with bromine gives the corresponding tetrabromides (III and IV).Compounds III react with meth
