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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 280822Generated: October 30, 2026

Nitric Acid → 2-n-dodecyl-6-hydroxy-7-nitro-2H-1,4-benzoxazin-3-(4H)-one

https://huagongshe.com/reaction/280822

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNitric AcidHCID 944—
Reactant2-n-dodecyl-6-hydroxy-2H-1,4-benzoxazin-3-(4H)-oneHCID 21298681—
SolventAcetic AcidHCID 176—
Product2-n-dodecyl-6-hydroxy-7-nitro-2H-1,4-benzoxazin-3-(4H)-oneHCID 21298686—

Reaction Steps

Fumic nitric acid (δ1.52, 1.4 ml, 0.0336 mole) in acetic acid (16 ml) was added dropwise under stirring at 15° C. to 2-n-dodecyl-6-hydroxy-2H-1,4-benzoxazin-3-(4H)-one (11.2 g, 0.0336 mole) in acetic acid. The 2-n-dodecyl-6-hydroxy-2H-1,4-benzoxazin-3-(4H)-one (5.6 g, 44%) separated as orange prisms and was used as such.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04591548
Source datasetuspto-grants-1986_05
ORD IDord-0638e33a9d064be78de86a1127b0d249
Source noteuspto-grants-1986_05