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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1856500Generated: October 30, 2026

Nitric Acid → HCID 13444163, compound

https://huagongshe.com/reaction/1856500

Reaction equation

Participants

RoleNameHCIDCharge
ReactantNitric AcidHCID 944—
ReactantCyclopentadieneHCID 7612—
ReactantAcetic AnhydrideHCID 7918—
ProductHCID 13444163HCID 13444163—

Reaction Conditions

Temperature25 °C

Reaction Steps

To 0.6 Mol of acetic anhydride were added at 25° C. 0.163 Mol 90% HNO3 over 45 minutes. The mixture was stirred for an additional 20 minutes before 0.1 Mol cyclopentadiene was added over a 1 hour period, maintaining the temperature at 25° C. The reaction mixture was stirred for an additional hour before it was poured onto ice water and extracted with methylene chloride. An oily residue (120% weight yield) was obtained. An aliquot was purified via Kugelrohr distillation removing first acetic acid/acetic anhydride followed by the product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04219660
Source datasetuspto-grants-1980_08
ORD IDord-f82794b4bf8e4110b2fe8f3c5461b7e0
Source noteuspto-grants-1980_08