The item under consideration is the Acetic Acid (L)-Menthyl Ester, a reference substance for gas chromatography (GC), categorized within natural and reference materials, phytochemicals, and reference substances for HPLC/TLC/GC. Its CAS Number is 2623-23-6. Known chemically as Menthyl acetate, this compound has an IUPAC name of "(5-methyl-2-propan-2-ylcyclohexyl) acetate" and a molecular formula of C12H22O2, with a molecular weight of 198.30 g/mol. It exhibits a Boiling Point of 227°C and a density ranging from -0.919 to -0.924 (dl-). This substance carries a GHS signal word due to its toxicity to aquatic life with long-lasting effects.

• CAS Number: 2623-23-6
• Molecular Formula: C12H22O2
• Molecular Weight: 198.30
• Exact Mass: 198.161979940
• Boiling Point: 227 °C
• Density: dl-, (-)- 0.919-0.924
• Hazard Statements:
• H411 (> 99.9%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]