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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
acute toxicity: other routes
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1979
Report date:
1979

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Single intraperitoneal administration to mice
GLP compliance:
no
Limit test:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2-methyl-6-(4-methylcyclohex-3-en-1-ylidene)hept-2-ene
EC Number:
207-805-8
EC Name:
2-methyl-6-(4-methylcyclohex-3-en-1-ylidene)hept-2-ene
Cas Number:
495-62-5
Molecular formula:
C15H24
IUPAC Name:
4-(1,5-dimethylhex-4-en-1-ylidene)-1-methylcyclohexene
Constituent 2
Chemical structure
Reference substance name:
(4S)-1-methyl-4-(6-methylhepta-1,5-dien-2-yl)cyclohexene
EC Number:
610-461-5
Cas Number:
495-61-4
Molecular formula:
C15H24
IUPAC Name:
(4S)-1-methyl-4-(6-methylhepta-1,5-dien-2-yl)cyclohexene
Constituent 3
Chemical structure
Reference substance name:
6-methyl-2-(4-methylcyclohex-3-enyl)hept-2,5-diene
EC Number:
241-610-9
EC Name:
6-methyl-2-(4-methylcyclohex-3-enyl)hept-2,5-diene
Cas Number:
17627-44-0
Molecular formula:
C15H24
IUPAC Name:
4-(1,5-dimethylhexa-1,4-dien-1-yl)-1-methylcyclohexene

Test animals

Species:
mouse
Strain:
NMRI
Remarks:
Wiga
Sex:
male/female
Details on test animals or test system and environmental conditions:
- Mean weights at study initiation: 28 g (males), 28 g (females)

Administration / exposure

Route of administration:
intraperitoneal
Vehicle:
CMC (carboxymethyl cellulose)
Details on exposure:
Concentration in vehicle: 2%, 7%, 20% emulsion of 0.5% aqueous carboxymethylcellulose formulation
Application volume: 10 ml/kg
Doses:
200, 700, 2000 mg/kg
No. of animals per sex per dose:
5 males / 5 females (700, 2000 mg/kg)
2 males (200 mg/kg)
Control animals:
other: not applicable
Details on study design:
- Duration of observation period following administration: 14 days
- Necropsy of survivors performed: yes
- Clinical signs including body weight: yes

Results and discussion

Effect levels
Dose descriptor:
LD50
Effect level:
> 2 000 mg/kg bw
Mortality:
2000 mg/kg bw: 2/10
700 mg/kg bw: 0/10
200 mg/kg bw: 0/2
Clinical signs:
bad general condition, apathy, dispnoe, spastic gait, convulsions
Body weight:
2000 mg/kg bw slight body weight loss
Gross pathology:
No test substance related findings reported

Any other information on results incl. tables

In a pretest, application of 200 and 2000 mg/kg bw resulted in a mortality of 0/2 and 2/2 males, respectively.

Applicant's summary and conclusion