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18323-58-5

18323-58-5 Structure

18323-58-5 Structure
IdentificationMore
[Name]

4-METHYLUMBELLIFERYL OLEATE
[CAS]

18323-58-5
[Synonyms]

4-MU-OLEATE
Einecs 242-210-7
4-METHYLUMBELLIFERYL OLEATE
4-Methylumbelliferone oleate
Oleoyl 4-MethyluMbelliferone
4-MethylumbelliferylOleateA.R.
7-Hydroxy-4-MethylcouMarin Oleate
4-methylumbrellaketoneoleate,4-MUO
4-Methyl-2-oxo-2H-chroMen-7-yl oleate
OLEIC ACID-4-METHYLUMBELLIFERYL ESTER
4-methyl-2-oxo-2H-1-benzopyran-7-yl oleate
4-METHYLUMBELLIFERYL OLEATE, FOR FLUORES CENCE
(4-Methyl-2-oxochromen-7-yl) (Z)-octadec-9-enoate
4-Methylumbelliferyl oleate, suitable for fluorescence, ≥95%
(9Z)-octadec-9-enoic acid 4-methyl-2-oxo-2H-chromen-7-yl ester
(Z)-9-Octadecenoic acid 4-methyl-2-oxo-2H-1-benzopyran-7-yl ester
(9Z)-9-Octadecenoic Acid 4-Methyl-2-oxo-2H-1-benzopyran-7-yl Ester
(Z)-9-Octadecenoic acid (4-methyl-2-oxo-2H-1-benzopyran-7-yl) ester
9-Octadecenoic acid (Z)-, 4-methyl-2-oxo-2H-1-benzopyran-7-yl ester
9-Octadecenoic acid (9Z)-, 4-methyl-2-oxo-2H-1-benzopyran-7-yl ester
[EINECS(EC#)]

242-210-7
[Molecular Formula]

C28H40O4
[MDL Number]

MFCD00076095
[Molecular Weight]

440.61
[MOL File]

18323-58-5.mol
Chemical PropertiesBack Directory
[Appearance]

Colourless Oil
[Melting point ]

37-38 °C (lit.)
[Boiling point ]

471.81°C (rough estimate)
[density ]

1.023
[refractive index ]

1.4840 (estimate)
[Fp ]

281.3℃
[storage temp. ]

−20°C
[solubility ]

2-methoxyethanol: soluble
[BRN ]

4887028
[CAS DataBase Reference]

18323-58-5(CAS DataBase Reference)
Safety DataBack Directory
[WGK Germany ]

3
[F ]

8-10
[HS Code ]

29322090
Hazard InformationBack Directory
[Description]

4-Methylumbelliferyl (4-MU) oleate is a fluorogenic substrate for acid and alkaline lipases. It is cleaved by lipases, liberating 4-MU, which has an emission maximum at 445-454 nm. The excitation maximum for 4-MU is pH-dependent: 330, 370, and 385 nm at pH 4.6, 7.4, and 10.4, respectively.
[Chemical Properties]

Colourless Oil
[Uses]

4-Methylumbelliferyl oleate has been used:
  • as a substrate to assay the activity of non-specific esterases
  • to determine lipase activity
  • as a substrate to evaluate pancreatic lipase inhibitory activity

[Uses]

4-Methylumbelliferyl oleate can act as Fatty acyl esters for use as fluorogenic substrates to continuously follow the hydrolytic activity of carboxylesterases, such as acid and alkaline lipases.
[Uses]

Fluorogenic substrate for lipases.
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

18323-58-5(sigmaaldrich)
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