| Accounts Payable And Accrued Expenses |
5. Accounts Payable and Accrued Expenses
|
|
|
|
|
|
|
|
|
|
June 30,
|
December 31,
|
|
|
|
2020
|
2019
|
|
|
|
|
|
|
|
|
Trade payables
|
|
$
|
1,651,659
|
$
|
488,285
|
|
Accrued expenses
|
|
|
454,850
|
|
471,700
|
|
Accrued research and development contract costs
|
|
|
-
|
|
221,170
|
|
Payroll liabilities
|
|
|
84,244
|
|
84,576
|
|
|
|
|
|
|
|
|
|
|
$
|
2,190,753
|
$
|
1,265,731
|
|
6.Accounts Payable and Accrued Expenses
|
|
|
|
|
|
|
|
|
|
December 31,
|
December 31,
|
|
|
|
2019
|
2018
|
|
|
|
|
|
|
|
|
Trade payables
|
|
$
|
488,285
|
$
|
547,519
|
|
Accrued expenses
|
|
|
471,700
|
|
140,637
|
|
Accrued research and development contract costs
|
|
|
221,170
|
|
1,782,131
|
|
Payroll liabilities
|
|
|
84,576
|
|
682,263
|
|
|
|
|
|
|
|
|
|
|
$
|
1,265,731
|
$
|
3,152,550
|
|