62492-58-4 Usage
Preparation
Preparation by demethylation of 2-amino-5-chloro- 3?-methoxybenzophenone with boron tribromide in methylene chloride at r.t. for 4 h (84%).
Check Digit Verification of cas no
The CAS Registry Mumber 62492-58-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,4,9 and 2 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 62492-58:
(7*6)+(6*2)+(5*4)+(4*9)+(3*2)+(2*5)+(1*8)=134
134 % 10 = 4
So 62492-58-4 is a valid CAS Registry Number.