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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 641575Generated: October 30, 2026

Diethyl Malonate → HCID 68637520, compound

https://huagongshe.com/reaction/641575

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl MalonateHCID 7761—
Reactant3-Nitro-1,2-phenylenediamineHCID 4359525—
ProductHCID 68637520HCID 68637520—

Reaction Conditions

Temperature160 °C

Reaction Steps

3-Nitro-benzene-1,2-diamine (5.0 g) was dissolved in diethyl malonate. The reaction was heated at 160° C. oil bath for 48 h. After cooling to rt, flash chromatography of the crude reaction gave (4-nitro-1H-benzoimidazol-2-yl)-acetic acid (4.50 g). MS found: (M+H)+=250.0

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07696205B2
Source datasetuspto-grants-2010_04
ORD IDord-dc4ccc4ed7bd449cbd9fe022ca8ebd36
Source noteuspto-grants-2010_04