Wiley SpectraBase; SpectraBase Compound ID=1TKiITv8JQ SpectraBase Spectrum ID=35fPXlvVahG
http://spectrabase.com/spectrum/35fPXlvVahG (accessed Oct 25, 2020).

Dihydroergotamine tartrate salt
SpectraBase Compound ID 1TKiITv8JQ
InChI InChI=1S/2C33H37N5O5.C4H6O6/c2*1-32(35-29(39)21-15-23-22-10-6-11-24-28(22)20(17-34-24)16-25(23)36(2)18-21)31(41)38-26(14-19-8-4-3-5-9-19)30(40)37-13-7-12-27(37)33(38,42)43-32;5-1(3(7)8)2(6)4(9)10/h2*3-6,8-11,17,21,23,25-27,34,42H,7,12-16,18H2,1-2H3,(H,35,39);1-2,5-6H,(H,7,8)(H,9,10)/t2*21-,23-,25-,26+,27+,32-,33+;1-,2-/m111/s1
InChIKey AYYQJUDESMECLY-QCMZQTNXSA-N
Mol Weight 1317.5 g/mol
Molecular Formula C70H80N10O16
Exact Mass 1316.575377 g/mol

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

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SpectraBase Spectrum ID 35fPXlvVahG
SpectraBase Batch ID GfdiMDGKvpC
Name Dihydroergotamine tartrate salt
Source of Sample Sigma-Aldrich Inc.
Catalog Number D6628
Lot Number 096K1103
Accessory DurasamplIR II
CAS Registry Number 5989-77-5
Copyright Copyright © 2009-2020 John Wiley & Sons, Inc. All Rights Reserved.
Formula C70H80N10O16
InChI InChI=1S/2C33H37N5O5.C4H6O6/c2*1-32(35-29(39)21-15-23-22-10-6-11-24-28(22)20(17-34-24)16-25(23)36(2)18-21)31(41)38-26(14-19-8-4-3-5-9-19)30(40)37-13-7-12-27(37)33(38,42)43-32;5-1(3(7)8)2(6)4(9)10/h2*3-6,8-11,17,21,23,25-27,34,42H,7,12-16,18H2,1-2H3,(H,35,39);1-2,5-6H,(H,7,8)(H,9,10)/t2*21-,23-,25-,26+,27+,32-,33+;1-,2-/m111/s1
InChIKey AYYQJUDESMECLY-QCMZQTNXSA-N
Instrument Name Bio-Rad FTS
Source of Spectrum Forensic Spectral Research
SpectraBase Compound ID 1TKiITv8JQ
Synonyms Bis(5'alpha-benzyl-9,10alpha-dihydro-12'-hydroxy-2'-methylergotaman-3',6',18-trione) (R-(R*,R*))-tartrate
Technique ATR-Neat (DuraSamplIR II)