Condensed Balance Sheets - USD ($)
|
Jun. 30, 2019 |
Dec. 31, 2018 |
| Current assets: |
|
|
| Cash and cash equivalents |
$ 13,337,898
|
$ 5,728,900
|
| Restricted deposit |
75,000
|
75,000
|
| Prepaid expenses and other current assets |
1,117,628
|
504,907
|
| Deferred offering costs |
0
|
104,706
|
| Total current assets |
14,530,526
|
6,413,513
|
| Property and equipment, net |
34,157
|
35,095
|
| Right-of-use asset |
69,325
|
|
| Other assets |
5,580
|
5,580
|
| Total assets |
14,639,588
|
6,454,188
|
| Current liabilities: |
|
|
| Accounts payable |
2,712,285
|
3,618,634
|
| Accrued expenses |
974,091
|
826,327
|
| Convertible note payable, net |
4,044,212
|
5,196,667
|
| Derivative liability |
999,000
|
370,000
|
| Warrant liabilities |
660,200
|
0
|
| Accrued interest |
174,166
|
101,624
|
| Lease liability, current portion |
54,620
|
|
| Total current liabilities |
9,618,574
|
10,113,252
|
| Lease liability, net of current portion |
14,705
|
|
| Total liabilities |
9,633,279
|
10,113,252
|
| Commitments and contingencies (Note 8) |
|
|
| Stockholders’ equity (deficit): |
|
|
| Preferred stock $0.0001 par value, 10,000,000 shares authorized; 0 shares issued and outstanding as of June 30, 2019 and December 31, 2018, respectively |
0
|
0
|
| Common stock - $0.0001 par value, 350,000,000 shares authorized; 35,883,953 and 26,088,820 shares issued and outstanding as of June 30, 2019 and December 31, 2018, respectively |
3,589
|
2,609
|
| Additional paid-in capital |
57,441,695
|
39,854,297
|
| Accumulated deficit |
(52,438,975)
|
(43,515,970)
|
| Total stockholders’ equity (deficit) |
5,006,309
|
(3,659,064)
|
| Total liabilities and stockholders’ equity (deficit) |
$ 14,639,588
|
$ 6,454,188
|