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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1879798Generated: October 25, 2026

Chlorodifluoroacetic acid → 4-Nitrosotetrahydro-2H-pyran-4-yl 2-chloro-2,2-difluoroacetate

https://huagongshe.com/reaction/1879798

Reaction equation

Participants

RoleNameHCIDCharge
ReactantChlorodifluoroacetic acidHCID 66154—
ReactantN-(oxan-4-ylidene)hydroxylamineHCID 12298558—
ReactantHCID 178418268HCID 178418268—
Product4-Nitrosotetrahydro-2H-pyran-4-yl 2-chloro-2,2-difluoroacetateHCID 44479142—

Reaction Steps

4-Nitrosotetrahydro-2H-pyran-4-yl 2-chloro-2,2-difluoroacetate was prepared from tetrahydro-pyran-4-one oxime, lead tetraacetate and chlorodifluoroacetic acid using conditions of General Method 3. 1H NMR (360 MHz, chloroform-d) δ 4.06-4.23 (2H, m), 3.52-3.86 (2H, m), 2.27-2.70 (2H, m), 1.72-2.07 (2H, m).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08318705B2
Source datasetuspto-grants-2012_11
ORD IDord-7a6c5527225440c28a5f2f59810a2bd2
Source noteuspto-grants-2012_11