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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2036089Generated: October 30, 2026

Potassium Carbonate → 1'-[6-(3-Methyl-1,2,4-thiadiazol-5-yl)pyridazin-3-yl]spiro[chromene-2,4'-piperidine]

https://huagongshe.com/reaction/2036089

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant3-Chloro-6-(3-methyl-1,2,4-thiadiazol-5-yl)pyridazineHCID 10921829—
ReactantSpiro[chromene-2,4'-piperidine] hydrochlorideHCID 18770968—
Product1'-[6-(3-Methyl-1,2,4-thiadiazol-5-yl)pyridazin-3-yl]spiro[chromene-2,4'-piperidine]HCID 68559280—

Reaction Steps

The object product (111 mg, 41%) was obtained in the same manner as in Example 1 and using 3-chloro-6-(3-methyl-1,2,4-thiadiazol-5-yl)pyridazine (150 mg), spiro[chromene-2,4′-piperidine] hydrochloride (190 mg) and potassium carbonate (274 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08575167B2
Source datasetuspto-grants-2013_11
ORD IDord-8c2c46ac87dd49daaa4a752d225ed494
Source noteuspto-grants-2013_11