Table of Contents As filed with the Securities and Exchange Commission on February 13, 2024 Registration No. 333-277016 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 QUOIN PHARMACEUTICALS LTD. (Exact name of Registrant as specified in its charter) State of Israel 2834 Not Applicable (State or other jurisdiction of (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classific ...

42127 Pleasant Forest Court Ashburn, VA 20148-7349 (703) 980-4182 Table of Contents As filed with the Securities and Exchange Commission on February 12, 2024 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 QUOIN PHARMACEUTICALS LTD. (Exact name of Registrant as specified in its charter) State of Israel 2834 Not Applicable (State or other jurisdiction of (Primary Standard Industrial (I.R.S. Employer ...

Table of Contents As filed with the Securities and Exchange Commission on February 8, 2023. Registration No. 333-269543 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 QUOIN PHARMACEUTICALS LTD. (Exact name of Registrant as specified in its charter) State of Israel 2834 Not Applicable (State or other jurisdiction of (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classific ...