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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1532634Generated: October 31, 2026

Hydrochloric Acid → HCID 22013934, compound

https://huagongshe.com/reaction/1532634

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDL-alanineHCID 602—
ReactantO-PhenylenediamineHCID 7243—
ProductHCID 22013934HCID 22013934—

Reaction Conditions

Temperature-15 °C

Reaction Steps

Combine o-phenylenediamine (10.8 g, 100 mmol) and d,l-alanine (13.4 g, 150 mmol) in 6 N HCl (100 mL) Heat at reflux 75 hours, allow to cool, and chill at −15° C. Filter to remove 2.4 g solid. Decolorize the filtrate with charcoal, concentrate in vacuo to 30 g, and dilute with 95% EtOH (90 mL). Chill at −15° C., filter and wash with cold 90% EtOH to obtain the title compound as a white powder.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06204282B1
Source datasetuspto-grants-2001_03
ORD IDord-ea7b2e8ac54348d58e615faaa282b123
Source noteuspto-grants-2001_03