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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 624861Generated: October 25, 2026

Diisopropylethylamine → HCID 76283335, compound

https://huagongshe.com/reaction/624861

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
ReactantOxalic acid--2-oxa-6-azaspiro(3.3)heptane (1/1)HCID 53308464—
Reactant6-(Cyclopropylmethoxy)-5-(3,3-difluoroazetidin-1-yl)picolinic acidHCID 71087292—
ProductHCID 76283335HCID 76283335—

Reaction Steps

In analogy to the procedure described in Example 47 b), 6-cyclopropylmethoxy-5-(3,3-difluoro-azetidin-1-yl)-pyridine-2-carboxylic acid (Example 1 b)) was reacted with 2-oxa-6-azaspiro[3.3]heptane oxalate (CAN 1159599-99-1) in the presence of TBTU and DIEA to give the title compound as colorless oil; MS (EI): m/e=366.4 [MH+].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09303012B2
Source datasetuspto-grants-2016_04
ORD IDord-15cc9a6dd11148688d24f66b461977e0
Source noteuspto-grants-2016_04