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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2294850Generated: October 25, 2026

Oxalate → 6-Acetyl-3-(2-(4-(1,2-benzisothiazol-3-yl)piperazin-1-yl)ethyl)-4,5,6,7-tetrahydro-2-methylthieno[2,3-c]pyridine

https://huagongshe.com/reaction/2294850

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalateHCID 71081—
Reactant3-(1-Piperazinyl)-1,2-benzisothiazoleHCID 2772144—
Reactant6-Acetyl-3-(2-chloroethyl)-4,5,6,7-tetrahydro-2-methylthieno[2,3-c]pyridineHCID 21471856—
Product6-Acetyl-3-(2-(4-(1,2-benzisothiazol-3-yl)piperazin-1-yl)ethyl)-4,5,6,7-tetrahydro-2-methylthieno[2,3-c]pyridineHCID 2147204458.5%

Reaction Steps

The reaction and procedure were conducted in a similar manner as in Example 14 using 1.0 g of 6-acetyl-3-(2-chloroethyl)-4,5,6,7-tetrahydro-2-methylthieno[2,3-c]pyridine and 0.88 g of 1-(1,2-benzoisothiazol-3-yl)piperazine to give 1.0 g of 6-acetyl-3-(2-(4-(1,2-benzisothiazol-3-yl)piperazin-1-yl)ethyl)-4,5,6,7-tetrahydro-2-methylthieno[2,3-c]pyridine as an oil, m.p. 190°-192° C. (decomposition) as an oxalate 1/2hydrate thereof.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05691330
Source datasetuspto-grants-1997_11
ORD IDord-a31fe34cabb0434b8fc5cb1f3d9f1b9b
Source noteuspto-grants-1997_11