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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1288060Generated: October 31, 2026

Hydrazinecarboxaldehyde → HCID 21489325, compound

https://huagongshe.com/reaction/1288060

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazinecarboxaldehydeHCID 12229—
ReactantHCID 19865768HCID 19865768—
SolventEthanolHCID 702—
ProductHCID 21489325HCID 21489325—

Reaction Conditions

Temperature250 °C

Reaction Steps

In the manner given in Example 2, 7-(dimethylamino)-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepine-2-thione is heated in ethanol with formic acid hydrazide and the resulting product is heated to 250° C. to give 8-(dimethylamino)-6-phenyl-4H-s-triazolo[4,3-a][1,4]benzodiazepine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03987052
Source datasetuspto-grants-1976_10
ORD IDord-65a9fccd067a42abb346d8690464148a
Source noteuspto-grants-1976_10