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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 840918Generated: October 30, 2026

4-Bromophenylhydrazine hydrochloride → HCID 178517005, compound

https://huagongshe.com/reaction/840918

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Bromophenylhydrazine hydrochlorideHCID 12157—
Reactant6H-thiazolo[5,4-e]indole-7,8-dioneHCID 11745756—
ProductHCID 178517005HCID 17851700562%

Reaction Steps

Prepared according to Example 96 with 6H-1-thia-3,6-diaza-as-indacen-7,8-dione (Procedure A) and 4-bromophenylhydrazine hydrochloride in 62% yield. 1H NMR (DMSO-d6): δ7.16 (d, J=8.5 Hz, 1H); 7.50 and 7.62 (Abq, J=8.8 Hz, 4H); 8.02 (d, J=8.5 Hz, 1H); 9.33 (s, 1H); 11.3 (s, 1H); 12.6 (s, 1H). ES−MS m/z 371, 373 (M−1)−.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06369086B1
Source datasetuspto-grants-2002_04
ORD IDord-b16bce2c05a34791b8835c1a5c0b59d0
Source noteuspto-grants-2002_04