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About This Item
Empirical Formula (Hill Notation):
C23H26N4O4S
CAS Number:
Molecular Weight:
454.54
UNSPSC Code:
51111800
NACRES:
NA.77
Assay:
≥98% (HPLC)
Form:
film
Quality Segment
assay
≥98% (HPLC)
form
film
color
white to light brown
storage temp.
−20°C
SMILES string
[S](=O)(=O)(N(CC(=O)N(CC)Cc3cnccc3)c2cnc(cc2)OC)c1c(cccc1)C
InChI
1S/C23H26N4O4S/c1-4-26(16-19-9-7-13-24-14-19)23(28)17-27(20-11-12-22(31-3)25-15-20)32(29,30)21-10-6-5-8-18(21)2/h5-15H,4,16-17H2,1-3H3
InChI key
KJPHTXTWFHVJIG-UHFFFAOYSA-N
Biochem/physiol Actions
EMPA is a potent, selective OX2R antagonist (IC50 = 2.3 nM). EMPA binds reversibly to OX2R and inhibits orexin-a and -b-evoked intracellular calcium flux in cells expressing recombinant OX2R, but not OX1R.
EMPA is a potent, selective OX2R antagonist.
Physical form
This product is solubilized for packaging and then dried down for shipment. It would appear as a lyophilized powder or film on the vial. Solvent should be added directly to the vial to prepare their sample for testing.
Signal Word
Warning
Hazard Codes
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral
Storage Class
11 - Combustible Solids
WGK
WGK 3
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
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