DOCUMENTATION_FORMAT: VOLATILE
SAMPLE_ID: Coronene SA-C84801
MATERIAL_TYPE: Benzene Derivative
MATERIAL: Coronene
FORMULA: C24H12
FORMULA_HTML: C24H12
COLLECTION_LOCALITY: Purchased from Sigma Aldrich chemistry
COLLECTION_LATITUDE: Not Available # degrees and decimal minutes (N or S)
COLLECTION_LONGITUDE: Not Available # degrees and decimal minutes (W or E)
DATUM: Not Available # coordinate datum
ORIGINAL_DONOR:
CURRENT_SAMPLE_LOCATION: USGS Spectroscopy Lab, Denver, CO
ULTIMATE_SAMPLE_LOCATION: USGS Spectroscpy Lab, Denver, CO
SAMPLE_DESCRIPTION:
Sample is a fibrous yellow-gold powder
Other Names: Hexabenzobenzene; Dibenzo(ghi,pqr)perylene
CAS #: 191-07-1
Sigma Aldrich Product #: C84801
Sigma Aldrich Lot #: 06121DP
Analysis was Performed by Sigma Aldrich
APPEARANCE: FIBROUS YELLOW-GOLD POWDER
INFRARED SPECTRUM: CONFORMS TO STRUCTURE
HIGH PRESSURE LIQUID CHROMATOGRAPHY: 98.4%
THIN-LAYER CHROMATOGRAPHY: 2 MAJOR WITH TAIL
SOLUBILITY: 3 MG/ML, NITROBENZENE; CLEAR YELLOW SOLUTION
IMAGE_OF_SAMPLE: Not Available
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: Analysis done by Sigma Aldrich, The Certificate of Analysis can be found on the Sigma Aldrich Website using the Product and Lot Numbers.
COMPOSITION_TRACE: None
COMPOSITION_DISCUSSION:
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
While nitrobenzene is present none of the strong nitrobenzene absorptions appear in the coronene spectrum.
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1b2b3b4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns