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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Toxicological information

Acute Toxicity: other routes

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Administrative data

Endpoint:
acute toxicity: other routes
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: application of the test substance is not relevant for the human situation; information insufficient for assessment: no clear information about the test substance.

Data source

Reference
Reference Type:
publication
Title:
Poisoning of the rat by hydrazine and alkylhydrazines.
Author:
O'Brien RD et al.
Year:
1964
Bibliographic source:
Toxicol. Appl. Pharmacol. 6, 371-377

Materials and methods

Principles of method if other than guideline:
A total of 47 females were used (no details given).
GLP compliance:
no

Test material

Constituent 1
Reference substance name:
Automatically generated during migration to IUCLID 6, no data available
IUPAC Name:
Automatically generated during migration to IUCLID 6, no data available
Details on test material:
IUCLID4 Test substance: A01-03:hydrazine-2HCl or hydrazine

Test animals

Species:
rat
Strain:
other: Holtzmann
Sex:
female

Administration / exposure

Route of administration:
intraperitoneal
Vehicle:
other: HCl
Doses:
11 doses, range of 20-256 mg/kg bw hydrazine or hydrazine hydrochloride
No. of animals per sex per dose:
a total of 47 females were used
Control animals:
other: migrated dataset

Results and discussion

Effect levels
Sex:
female
Dose descriptor:
LD50
Effect level:
64 mg/kg bw

Any other information on results incl. tables

Primary symptom extreme lethargy; lack of muscle tone; tonic convulsions at doses > LD50; drop in body temperature; most deaths occurred 3-6 h after injection; blood glucose elevated during preconvulsion period.

Applicant's summary and conclusion