The item under consideration is Leucine, N-carboxy-, N-benzyl ester, L- (C14H19NO4), a derivative of amino acids with a molecular weight of 265.30 g/mol. This compound, also known as (2S)-4-methyl-2-(phenylmethoxycarbonylamino)pentanoic acid, conforms to the InChI and InChIKey identifiers USPFMEKVPDBMCG-LBPRGKRZSA-N and CC(C)C[C@@H](C(=O)O)NC(=O)OCC1=CC=CC=C1, respectively. It falls within the category of Amino Acids and Amino Acid Derivatives, specifically Amino acids, protected, and more specifically Benzyl / Cbz / Z. The GHS Signal Word for this substance is Warning

• CAS Number: 2018-66-8
• Molecular Formula: C14H19NO4
• Molecular Weight: 265.30
• Exact Mass: 265.13140809
• GHS Signal Word: Warning
• Hazard Statements:
• H226 (20%): Flammable liquid and vapor [Warning Flammable liquids]