EXHIBIT 10.6







                                 PROMISSORY NOTE
                                  (Commercial)

U.S. $25,000                                                     April 6, 2016


     FOR VALUE RECEIVED,  United Cannabis Corporation.  ("Borrower") promises to
pay to Earnest  Blackmon or order,  ("Note Holder") the principal sum of $25,000
U.S.  Dollars,  with interest on the unpaid  principal  balance from the date of
this Note until paid,  at the rate of 12% per annum.  Interest  shall be paid at
maturity.

     This Note, together with all accrued but unpaid interest,  shall be due and
payable on December 30, 2016.

     Principal  and  interest  shall be payable at 1600  Broadway,  Suite  1600,
Denver, CO 80202, or such other place as the Note Holder may designate.

     Borrower may prepay this Note,  in whole or in part,  at any time.  If this
Note is repaid on or before  September 30, 2016,  the principal  amount which is
being  repaid will  increase by 10%. If the Note is repaid after  September  30,
2016, the principal amount which is being repaid will increase by 15%.

     If this Note is not paid when due,  the Note  Holder  shall be  entitled to
collect all reasonable costs and expense of collection  and/or suit,  including,
but not limited to, reasonable attorneys' fees.

     Payments  received for  application  to this Note shall be applied first to
the payment of costs and expense of collection  and/or suit,  if any,  second to
the payment of accrued  interest  specified  above,  and the balance  applied in
reduction of the principal amount hereof.

                                    UNITED CANNABIS CORPORATION


                                    By: /s/ Chad Ruby
                                        --------------------------------------
                                        Chad Ruby, COO


                                        /s/ Earnest Blackmon
                                        --------------------------------------
                                        Earnest Blackmon