Sample Description USGS Spectral Library Version 7

USGS Spectral Library Version 7 Sample Description

Kokaly, R.F., Clark, R.N., Swayze, G.A., Livo, K.E., Hoefen, T.M., Pearson, N.C., Wise, R.A., Benzel, W.M., Lowers, H.A., Driscoll, R.L., and Klein, A.J., 2017, USGS Spectral Library Version 7: U.S. Geological Survey Data Series 1035, 61 p., https://doi.org/10.3133/ds1035
_{For more information on the library, see:
local link
web link}

TITLE: Violanthrone79 SA-641790

DOCUMENTATION_FORMAT: VOLATILE

SAMPLE_ID: Violanthrone79 SA-641790

MATERIAL_TYPE: Benzene Derivative

MATERIAL: Violanthrone-79

FORMULA: C50H48O4

FORMULA_HTML: C₅₀H₄₈O₄

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 black powder
Other Names: 16,17-Bis(octyloxy)anthra[9,1,2-cde-]benzo[rst]pentaphene-5,10-dione
CAS #: 85652-50-2
Sigma Aldrich Product #: 641790
Sigma Aldrich Lot #: 16611PD
Analysis performed by Sigma Aldrich
APPEARANCE BLACK POWDER
INFRARED SPECTRUM CONFORMS TO STRUCTURE.
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE.
UV-VISIBLE SPECTRUM 0.01 G/L, TOLUENE E396= 14,000 E636= 31,200
ELEMENTAL ANALYSIS CARBON 78.00%

IMAGE_OF_SAMPLE: None

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:

END_SPECTROSCOPIC_DISCUSSION.

SPECTRAL_PURITY: 1a2a3a4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns