ELZASONAN CITRATE

Investigational

Details

Stereochemistry	ACHIRAL
Molecular Formula	C22H23Cl2N3OS.C6H8O7
Molecular Weight	640.532
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	1
Charge	0

SHOW SMILES / InChI

Structure Search

SMILES

OC(=O)CC(O)(CC(O)=O)C(O)=O.CN1CCN(CC1)C2=CC=CC=C2\C=C3/SCCN(C3=O)C4=CC=C(Cl)C(Cl)=C4

InChI

InChIKey=FIXQLYVNGQBUAP-UXTSPRGOSA-N

InChI=1S/C22H23Cl2N3OS.C6H8O7/c1-25-8-10-26(11-9-25)20-5-3-2-4-16(20)14-21-22(28)27(12-13-29-21)17-6-7-18(23)19(24)15-17;7-3(8)1-6(13,5(11)12)2-4(9)10/h2-7,14-15H,8-13H2,1H3;13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)/b21-14-;

HIDE SMILES / InChI

Molecular Formula	C22H23Cl2N3OS
Molecular Weight	448.409
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	1
Optical Activity	NONE

Molecular Formula	C6H8O7
Molecular Weight	192.1235
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	0
Optical Activity	NONE

Description
Sources: https://adisinsight.springer.com/drugs/800018143 | https://onlinelibrary.wiley.com/doi/full/10.1002/9781118541203.xen439

Elzasonan (CP 448187) is a serotonin 1B/1D receptor antagonist. Elzasonan was primarily metabolized via oxidative N‐demethylation, N‐oxidation, and aryl hydroxylation. Pfizer was developing elzasonan for the treatment of anxiety and affective disorders however development has been discontinued.

CNS Activity

Originator

Approval Year

PubMed

Title	Date	PubMed
Profiling 976 ToxCast chemicals across 331 enzymatic and receptor signaling assays.	2013-06-17	23611293

Patents

Substance Class	Chemical Created by `admin` on `Mon Mar 31 18:02:05 GMT 2025` Edited by `admin` on `Mon Mar 31 18:02:05 GMT 2025`
Record UNII	67JE11VN82
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

CP-448,187-10

Preferred Name

English

ELZASONAN CITRATE

Official Name

English

(2Z)-4-(3,4-Dichlorphenyl)-2-[2-(4-methylpiperazin-1-yl)benzylidene]thiomorpholin-3-one citrate (1:1)

Common Name

English

CP-448187-10

Code

English

ELZASONAN CITRATE [USAN]

Common Name

English

Classification Tree Code System Code

NCI_THESAURUS

C66885