134749-28-3 Usage
Chemical class
Hydrazinecarboxamide derivative
Family
Quinazoline
Substituents
Diethylamino and dimethoxy groups on the quinazolin-4-yl ring
Usage
Building block in chemical and pharmaceutical research for synthesizing related compounds
Purpose
Valuable tool for drug development and treatment research
Safety
Handle with care and follow proper safety protocols due to potential hazards
Check Digit Verification of cas no
The CAS Registry Mumber 134749-28-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,7,4 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 134749-28:
(8*1)+(7*3)+(6*4)+(5*7)+(4*4)+(3*9)+(2*2)+(1*8)=143
143 % 10 = 3
So 134749-28-3 is a valid CAS Registry Number.