Oxatomide

Oxatomide, sold under the brand name Tinset among others, is a antihistamine of the diphenylmethylpiperazine family which is marketed in Europe, Japan, and a number of other countries.^[1][2][3][4] It was discovered at Janssen Pharmaceutica in 1975.^[5] Oxatomide lacks any anticholinergic effects.^[2] In addition to its H₁ receptor antagonism, it also possesses antiserotonergic activity similarly to hydroxyzine.^[2] Oxatomide was also found to have antiviral activity against Venezuelan equine encephalitis virus (VEEV).^[6]

Trade namesTinset, others

Other namesKW-4354; McN-JR 35443; R-35443

AHFS/Drugs.comInternational Drug Names

Routes of
administrationBy mouth

Quick facts Clinical data, Trade names ...

Oxatomide

Above: molecular structure of oxatomide Below: 3D representation of an oxatomide molecule
Clinical data
Trade names	Tinset, others
Other names	KW-4354; McN-JR 35443; R-35443
AHFS/Drugs.com	International Drug Names
Routes of administration	By mouth
ATC code	R06AE06 (WHO)
Legal status
Legal status	In general: ℞ (Prescription only)
Identifiers
IUPAC name 1-{3-[4-(diphenylmethyl)piperazin-1-yl]propyl}-1,3-dihydro-2H-benzimidazol-2-one
CAS Number	60607-34-3 N
PubChem CID	4615
ChemSpider	4454 Y
UNII	J31IL9Z2EE
KEGG	D01773 Y
ChEBI	CHEBI:31943
ChEMBL	ChEMBL13828 Y
CompTox Dashboard (EPA)	DTXSID4045181
ECHA InfoCard	100.056.637
Chemical and physical data
Formula	C27H30N4O
Molar mass	426.564 g·mol−1
3D model (JSmol)	Interactive image
SMILES O=C2Nc1ccccc1N2CCCN5CCN(C(c3ccccc3)c4ccccc4)CC5
InChI InChI=1S/C27H30N4O/c32-27-28-24-14-7-8-15-25(24)31(27)17-9-16-29-18-20-30(21-19-29)26(22-10-3-1-4-11-22)23-12-5-2-6-13-23/h1-8,10-15,26H,9,16-21H2,(H,28,32) Y Key:BAINIUMDFURPJM-UHFFFAOYSA-N Y
NY (what is this?)  (verify)

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It was patented in 1976 and came into medical use in 1981.^[7]