Accrued expenses

9 Months Ended

Sep. 30, 2019

Accrued expenses

Accrued expenses

4. Accrued expenses

Accrued expenses consist of the following:

	September 30,		December 31,
	2019		2018
Professional fees	$	2,982,289	$	80,771
Compensation and benefits		575,262		624,298
Research and development		2,153,881		2,178,086
Other		135,932		245,617
Total accrued expenses	$	5,847,364	$	3,128,772