Ethyl thiobutyrate is a derivative of ethyl butyrate and can be used as a pharmaceutical synthesis intermediate. If ethyl thiobutyrate is inhaled, move the patient to fresh air. If skin contact occurs, remove contaminated clothing and thoroughly wash skin with soap and water. If discomfort persists, seek medical attention. If eye contact occurs, separate eyelids and rinse with running water or saline solution, then seek immediate medical attention. If ingested, rinse mouth immediately, do not induce vomiting, and seek immediate medical attention.