147809-19-6 Usage
Preparation
obtained by FriedelCrafts acylation of resorci-nol with 2,6-dimethylbenzoic acid in refluxing p-chlorotoluene (162°), with stirring and azeo-tropic removal of water,.
Check Digit Verification of cas no
The CAS Registry Mumber 147809-19-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,8,0 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 147809-19:
(8*1)+(7*4)+(6*7)+(5*8)+(4*0)+(3*9)+(2*1)+(1*9)=156
156 % 10 = 6
So 147809-19-6 is a valid CAS Registry Number.