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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2044637Generated: October 31, 2026

Cyclohexylhydrazine hydrochloride → 8-Chloro-2-(2-cyclohexyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-6-oxa-1,3a,9-triaza-benzo[e]azulene

https://huagongshe.com/reaction/2044637

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCyclohexylhydrazine hydrochlorideHCID 207836—
Reactant8-Chloro-4,5-dihydro-6-oxa-1,3a,9-triaza-benzo[e]azulene-2-carboxylic acid 1-dimethylamino-methylideneamideHCID 58204808—
Product8-Chloro-2-(2-cyclohexyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-6-oxa-1,3a,9-triaza-benzo[e]azuleneHCID 58204661—

Reaction Steps

Following the procedures of Example 378, 8-Chloro-4,5-dihydro-6-oxa-1,3a,9-triaza-benzo[e]azulene-2-carboxylic acid 1-dimethylamino-methylideneamide was reacted with cyclohexylhydrazine hydrochloride to give 8-Chloro-2-(2-cyclohexyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-6-oxa-1,3a,9-triaza-benzo[e]azulene (MS (ESI+) 371.2/373.2) which was reacted with L-prolineamide to give 409. MS (ESI+) 449.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08586574B2
Source datasetuspto-grants-2013_11
ORD IDord-7b3d74d13e8a4a11831e28574c14a489
Source noteuspto-grants-2013_11