M0883

4-Methylumbelliferyl acetate

esterase substrate

• Synonym(s): MU-Ac
• Empirical Formula (Hill Notation): C₁₂H₁₀O₄
• CAS Number: 2747-05-9
• Molecular Weight: 218.21
• Beilstein/REAXYS Number: 189667
• EC Number: 220-386-6
• MDL number: MFCD00006865
• UNSPSC Code: 12352204
• PubChem Substance ID: 24896576
• NACRES: NA.32

Properties

• Quality Level: 100
• assay: ≥98% (TLC)
• form: powder
• mp: 149-150 °C (lit.)
• solubility: chloroform: 100 mg/mL, clear, colorless
• fluorescence: λ_ex 312 nm in methanol; λ_ex 360 nm; λ_em 499 nm (Reaction product)
• storage temp.: −20°C
• SMILES string: CC(=O)Oc1ccc2C(C)=CC(=O)Oc2c1
• InChI: 1S/C12H10O4/c1-7-5-12(14)16-11-6-9(15-8(2)13)3-4-10(7)11/h3-6H,1-2H3
• InChI key: HXVZGASCDAGAPS-UHFFFAOYSA-N

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves