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LY-344545

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Chemical compound

Pharmaceutical compound

LY-344545
Identifiers

IUPAC name (αS)-α-Amino-α-[(1R,2R)-2-carboxycyclopropyl]-9H-xanthene-9-propanoic acid
CAS Number	201851-20-9
PubChemCID	10618042
ChemSpider	8793407
UNII	9ZSQ1C4209
Chemical and physical data
Formula	C₂₀H₁₉NO₅
Molar mass	353.374 g·mol⁻¹
3D model (JSmol)	Interactive image
SMILES c1ccc2c(c1)C(c3ccccc3O2)C[C@]([C@@H]4C[C@H]4C(=O)O)(C(=O)O)N
InChI InChI=1S/C20H19NO5/c21-20(19(24)25,15-9-13(15)18(22)23)10-14-11-5-1-3-7-16(11)26-17-8-4-2-6-12(14)17/h1-8,13-15H,9-10,21H2,(H,22,23)(H,24,25)/t13-,15-,20+/m1/s1 Key:VLZBRVJVCCNPRJ-RCDCFZSISA-N
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LY-344,545 is a research drug developed by the pharmaceutical companyEli Lilly, which acts as anantagonist for themetabotropic glutamate receptor subtypemGluR₅. It is anepimer of another metabotropic glutamate receptor antagonist, themGluR_2/3-selectiveLY-341,495.^[1]^[2]

^Ornstein PL, Bleisch TJ, Arnold MB, Kennedy JH, Wright RA, Johnson BG, et al. (January 1998). "2-substituted (2SR)-2-amino-2-((1SR,2SR)-2-carboxycycloprop-1-yl)glycines as potent and selective antagonists of group II metabotropic glutamate receptors. 2. Effects of aromatic substitution, pharmacological characterization, and bioavailability".Journal of Medicinal Chemistry.41 (3):358–78.doi:10.1021/jm970498o.PMID 9464367.
^Doherty AJ, Palmer MJ, Bortolotto ZA, Hargreaves A, Kingston AE, Ornstein PL, et al. (September 2000)."A novel, competitive mGlu(5) receptor antagonist (LY344545) blocks DHPG-induced potentiation of NMDA responses but not the induction of LTP in rat hippocampal slices".British Journal of Pharmacology.131 (2):239–44.doi:10.1038/sj.bjp.0703574.PMC 1572327.PMID 10991916.

mGluR₁Tooltip Metabotropic glutamate receptor 1	Agonists:ACPD DHPG Glutamate Ibotenic acid Quisqualic acid Ro01-6128 Ro67-4853 Ro67-7476 VU-71 Theanine Antagonists:BAY 36-7620 CPCCOEt Cyclothiazide LY-367,385 LY-456,236 MCPG NPS-2390
mGluR₅Tooltip Metabotropic glutamate receptor 5	Agonists:ACPD ADX-47273 CDPPB CHPG DFB DHPG Glutamate Ibotenic acid Quisqualic acid VU-1545;Positive allosteric modulators:LSN2463359 Antagonists:CTEP DMeOB LY-344,545 Mavoglurant MCPG NPS-2390 Remeglurant SIB-1757 SIB-1893;Negative allosteric modulators:AZD9272 Basimglurant Dipraglurant Fenobam GRN-529 MPEP MTEP Raseglurant

mGluR₂Tooltip Metabotropic glutamate receptor 2

mGluR₃Tooltip Metabotropic glutamate receptor 3

mGluR₄Tooltip Metabotropic glutamate receptor 4	Agonists:Glutamate L-AP4 LSP2-9166 PHCCC VU-001,171 VU-0155,041;Positive allosteric modulators:Foliglurax MPEP Antagonists:CPPG MAP4 MPPG MSOP MTPG UBP-1112
mGluR₆Tooltip Metabotropic glutamate receptor 6	Agonists:Glutamate L-AP4 Antagonists:CPPG MAP4 MPPG MSOP MTPG UBP-1112
mGluR₇Tooltip Metabotropic glutamate receptor 7	Agonists:AMN082 Glutamate L-AP4 LSP2-9166 Antagonists:CPPG MAP4 MMPIP MPPG MSOP MTPG UBP-1112 XAP044;Negative allosteric modulators:ADX71743
mGluR₈Tooltip Metabotropic glutamate receptor 8	Agonists:DCPG Glutamate L-AP4;Positive allosteric modulators:AZ12216052 Antagonists:CPPG MAP4 MPPG MSOP MTPG UBP-1112

See also:Receptor/signaling modulators •Ionotropic glutamate receptor modulators •Glutamate metabolism/transport modulators

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