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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2103363Generated: October 31, 2026

1,2-Dichloroethane → HCID 66787107, compound

https://huagongshe.com/reaction/2103363

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-DichloroethaneHCID 11—
ReactantMethylamineHCID 6329—
ReactantTriethylamineHCID 8471—
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantHCID 66786970HCID 66786970—
SolventDichloromethaneHCID 6344—
SolventEthyl AcetateHCID 8857—
ProductHCID 66787107HCID 6678710751.1%

Reaction Steps

To a stirred solution of 2-(8-hydroxy-1,4-dioxaspiro[4.5]dec-8-yl)-1,3-thiazole-4-carboxylic acid (0.30 g, 1.05 mmol) and methylamine (2M in THF, 2 mL, 4 mmol)in CH2Cl2 (10 mL) was added Et3N (0.5 mL, 3.6 mmol) followed by EDC (0.242 g, 1.262 mmol) and HOBt (0.193 g, 1.26 mmol). The mixture was stirred at room temperature overnight. Then the reaction mixture was diluted with EtOAc and washed with saturated Na2CO3 and brine. The organic layer was dried (MgSO4), concentrated and flash chromatographed (50% EtOAc/hexanes) to give 0.16 g of the title compound in 50% yield. MS (EI) (M+H)+=299.0.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07576089B2
Source datasetuspto-grants-2009_08
ORD IDord-a360cffad2b449f2b14487724f1e1d39
Source noteuspto-grants-2009_08