336181-47-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 336181-47-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,6,1,8 and 1 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 336181-47:
(8*3)+(7*3)+(6*6)+(5*1)+(4*8)+(3*1)+(2*4)+(1*7)=136
136 % 10 = 6
So 336181-47-6 is a valid CAS Registry Number.
336181-47-6Relevant articles and documents
Condensation of o-phenylenediamine with cinnamic acids
Dubey,Kumar,Ravi Kumar,Grossert,Hooper
, p. 3439 - 3446 (2007/10/03)
Condensation of o-phenylenediamine sulfate with cinnamic acids in refluxing ethylene glycol yielded the corresponding 2-styrylbenzimidazoles in excellent yields.