Amino pyrimidine Otolic acid cocrystal (Blind Test XV)

(Last updated March 2026)

Embedded image

Figure . The molecular diagram of amino pyrimidine and otolic acid.

CSP studies

REFCODEWICZUF
FormulaC13 H15 N3 O2
Common Nameamino-pyrimidine otolic acid cocrystal
IUPAC Systematic Name4-methyl-pyrimidin-2-ylamine - 2-methylbenzoic acid cocrystal
Other Names
CSD RefcodesWICZUF
Search IdentifierA
ScientistPanos Karamertzanis
Date2008
PublicationDay GM, 2009. Acta Crystallogr , Sect B 65, 107-125. DOI: Open paper (10.1107/S0108768109004066)
Energy model1
Study_ID0
ProgramsMOLPAK, DMAREL (4.1.1)
Location on S Drive\\CHEMISTRY_CPOSS\\0-EarlySearches\\home\\louise_price.eminerals\\BlindTestXV\\btxvcc_molpak
Potential DescriptionMP2 6-31G(d,p) DMA(1.1)+ fit.pots
Intramolecular DescriptionMP2 6-31G(d,p)
Search IdentifierB
ScientistPanos Karamertzanis
Date2008
PublicationDay GM, 2009. Acta Crystallogr , Sect B 65, 107-125. DOI: Open paper (10.1107/S0108768109004066)
Energy model1
Study_ID10
ProgramsFlexible CrystalPredictor (1), Dmaflex, DMAREL (4.1.1)
Location on S Drive\\CHEMISTRY_CPOSS\\0-EarlySearches\\home\\louise_price.eminerals\\BlindTestXV\\btxvcc_dmaflex
Potential DescriptionDMAflex GDMA2.1 + FIT
Intramolecular DescriptionMP2/6-31G(d,p)

Embedded image

Figure . Crystal energy landscape of amino pyrimidine and otolic acid from previous work. Left: From MOLPAK (Energy Model A1). Right: From CrystalPredictor and DMAflex (Energy Model B1).

CSD structures (CSD version 6.01)

Table . Crystallographic information for CSD entries for amino pyrimidine and otolic acid. Different polymorphs are coloured differently.

REFCODEspace groupZ’a / Åb / Åc / Åα / °β / °γ / °density / g cm-3Form
WICZUFP21/n1.07.2795013.669912.669590.096.64690.01.3009None
WICZUF01P21/n1.07.27113.596112.680490.097.06990.01.3095None

Table . Experimental information for CSD entries for amino pyrimidine and otolic acid.

REFCODEspace groupR factorT / KYearComments
WICZUFP21/n4.57203 K200910.1107/S0108768109004066
WICZUF01P21/n8.69100 K2016None

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

Other notes

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