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UR-144 degradant
SpectraBase Compound ID ADPgrfUZXd9
InChI InChI=1S/C21H29NO/c1-6-7-10-13-22-15-18(17-11-8-9-12-19(17)22)20(23)14-21(4,5)16(2)3/h8-9,11-12,15H,2,6-7,10,13-14H2,1,3-5H3
InChIKey NBJHWTCAQOYUND-UHFFFAOYSA-N
Mol Weight 311.47 g/mol
Molecular Formula C21H29NO
Exact Mass 311.224915 g/mol

Vapor Phase (Gas) Infrared Spectrum

Vapor Phase (Gas) Infrared Spectrum

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SpectraBase Spectrum ID 3YJ71TwrAPi
Name UR-144 Degradant
Source of Sample Cayman Chemical Company
Catalog Number 11928
Lot Number 0463169-12
Apodization Function Triangular
CAS Registry Number 1609273-88-2
Carrier Gas Nitrogen (1 mL/min)
Cell Type Flow cell with gold-coated lightpipe (pyrex glass) and KBr windows
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Detector MCT wideband
Formula C21H29NO
GC Column Supelco SPB-1 (1.8 m x 0.32 mm ID x 0.25 µm film thickness)
GC Oven Program 180 °C (0.30 min hold) - 285 °C (10 °C/min) and 5 min hold
IUPAC Name 3,3,4-Trimethyl-1-(1-pentyl-1H-indol-3-yl)pent-4-en-1-one
InChI InChI=1S/C21H29NO/c1-6-7-10-13-22-15-18(17-11-8-9-12-19(17)22)20(23)14-21(4,5)16(2)3/h8-9,11-12,15H,2,6-7,10,13-14H2,1,3-5H3
InChIKey NBJHWTCAQOYUND-UHFFFAOYSA-N
Inlet Type Splitless
Instrument Name HP 5890 Series II / HP 5965B (GC/IRD)
Instrument Properties Gram-Schmidt vector orthogonalization number of basis vectors: 8 number of basis coadditions: 5 vector offset: 60 points vector length: 100 points
Interferogram Mode Name Symmetry
Molecular Weight 311.469 g/mol
Purity >=98%
Resolution 8 cm-1
Source of Spectrum Forensic Spectral Research
Synonyms KM-X1 Degradant; UR-144 3,3,4-Trimethylpentenoyl isomer
Technique Vapor Phase
UV - Neutral Conditions UVmax (nm): 213, 247, 305