2,9-diiodoanthanthrone (Blind Test IX)

(Last updated March 2026)

Embedded image

Figure . The molecular diagram of 2,9-diiodoanthanthrone.

CSP studies

REFCODEXATMIP
FormulaC22 H8 O2 I2
Common Name2,9-di-iodo-anthathrone
IUPAC Systematic Name4,10-diiododibenzo[def.mno]chrysene-6,12-dione
Other Names
CSD RefcodesXATMIP
Search IdentifierA
ScientistSally Price
Date2005
PublicationDay GM et al, Acta Cryst. B 2005, 61 (5), 511-527 DOI: Open paper (10.1107/S0108768105016563)
Energy model1
Study_ID0
ProgramsMOLPAK, DMAREL (3.11)
Location on S Drive\\CHEMISTRY_CPOSS\\0-EarlySearches\\home\\louise_price.eminerals\\2,9-diiodoanthanthrone
Potential DescriptionDMA FIT+Halgren mmff I potential
Intramolecular DescriptionSCF 6-311G**

Embedded image

Figure . Crystal energy landscape of 2,9-diiodoanthanthrone from previous work.

CSD structures (CSD version 6.01)

Table . Crystallographic information for CSD entries for 2,9-diiodoanthanthrone. Different polymorphs are coloured differently.

REFCODEspace groupZ’a / Åb / Åc / Åα / °β / °γ / °density / g cm-3Form
XATMIPP21/c0.54.20220.9569.27690.0100.6390.02.3088None
XATMIP01P21/c0.54.20220.9569.27690.0100.6390.02.3088None

Table . Experimental information for CSD entries for 2,9-diiodoanthanthrone.

REFCODEspace groupR factorT / KYearComments
XATMIPP21/c3.550at 293 K200510.1107/S0108768105016563
XATMIP01P21/c4.17at 293 K201010.1107/S0108768110028247

Make this table include whether polymorphs are solution-grown, sublimation grown, templated or otherwise. Add references.

Other notes

The search uploaded to the database only contains 35 structures, yet the experimental structure was found about 40th in the search. Two structures, XATMIP_opt_aa1 and XATMIP_opt_dc25, overlay a sheet with the experimental structure.

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