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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1379400Generated: November 1, 2026

Methanol → HCID 3011035, compound

https://huagongshe.com/reaction/1379400

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantPicolinic acidHCID 1018—
ReactantCarbodiimideHCID 160435—
ReactantHCID 10368652HCID 10368652—
SolventChloroformHCID 6212—
ProductHCID 3011035HCID 301103510%

Reaction Steps

Picolinic acid was coupled to the resultant compound of Example 173 using the carbodiimide coupling procedure described in Example 55 to provide after silica gel chromatography using a gradient of 5-10% methanol in chloroform, the desired compound (Rf 0.16, 10% methanol in chloroform) as a white solid, m.p. 167°-171° C., in 61% yield. Mass spectrum: (M+H)+ =709.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05670675
Source datasetuspto-grants-1997_09
ORD IDord-e8f59690d8a34f1683cc5ae47b5680d4
Source noteuspto-grants-1997_09