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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 436158Generated: October 30, 2026

Hydrochloric Acid → HCID 12944295, compound

https://huagongshe.com/reaction/436158

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDimethylformamideHCID 6228—
ReactantSodium CyanideHCID 8929—
ReactantHCID 12944294HCID 12944294—
SolventWaterHCID 962—
ProductHCID 12944295HCID 12944295—

Reaction Steps

In 15 ml. of dimethylformamide is dissolved 1.97 g. of 1-chloroindan-4-carboxylic acid, followed by the addition of 1.47 g. of sodium cyanide. The mixture is stirred for 5 hours, after which 150 ml. of water and 10 ml. of concentrated hydrochloric acid are added. The resultant crystals are collected by filtration and recrystallized from benzene. The described procedure gives 1-cyanoindan-4-carboxylic acid, melting point: 206°-208° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04007225
Source datasetuspto-grants-1977_02
ORD IDord-23703f0fd0c54cc68b48b311ab6da569
Source noteuspto-grants-1977_02