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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 717780Generated: October 31, 2026

Hydrochloric Acid → HCID 86691930, compound

https://huagongshe.com/reaction/717780

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 4566228HCID 4566228—
ReactantSodium NitriteHCID 23668193—
SolventEthanolHCID 702—
SolventWaterHCID 962—
ProductHCID 86691930HCID 86691930100.5%

Reaction Steps

5-Methyl-2-phenylindoline (0.7 g, 0.00334 mol) was dissolved in ethanol (5 mL), and 1N hydrochloric acid solution (3.5 mL) was added at 0° C. The resulting reaction mixture was stirred for 5 min, and then a solution of sodium nitrite (0.462 g, 0.00668 mol) in water (8.5 mL) was added at 0° C. The mixture was stirred for 1 h at RT, and after completion of reaction (monitored by TLC), the solvent was removed under reduced pressure to obtain product as a brown colored oil (0.8 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09193728B2
Source datasetuspto-grants-2015_11
ORD IDord-f8034ca9b2874a069e94dc3e633d7d42
Source noteuspto-grants-2015_11