Etymemazine

Clinical data
Other names	Ethylisobutrazine
AHFS/Drugs.com	International Drug Names
ATC code	none
Identifiers
IUPAC name 3-(2-ethylphenothiazin-10-yl)-N,N,2-trimethylpropan-1-amine
CAS Number	523-54-6 HCl: 3737-33-5 Y
PubChemCID	71823
ChemSpider	64847
UNII	861J4K81C7 HCl: A7002E7T2Z Y
ChEMBL	ChEMBL1967567
CompTox Dashboard(EPA)	DTXSID0046935
Chemical and physical data
Formula	C20H26N2S
Molar mass	326.50 g·mol−1
3D model (JSmol)	Interactive image
SMILES CCC(C=C3)=CC2=C3SC1=CC=CC=C1N2CC(C)CN(C)C
InChI InChI=1S/C20H26N2S/c1-5-16-10-11-20-18(12-16)22(14-15(2)13-21(3)4)17-8-6-7-9-19(17)23-20/h6-12,15H,5,13-14H2,1-4H3 Key:USKHCLAXJXCWMO-UHFFFAOYSA-N
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Etymemazine is anantipsychotic,antihistamine andanticholinergic drug of thephenothiazinechemical class, structurally related tocyamemazine andmethotrimeprazine.^[1]

Etymemazine can be synthesized byS_N2alkylation of 2-ethylphenothiazine (1) with 1-dimethylamino-2-methyl-3-chloropropane (2) usingsodamide as a base.^[2][3]

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