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Ecotoxicological information

Toxicity to terrestrial plants

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Administrative data

Endpoint:
toxicity to terrestrial plants: short-term
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Test conditions and methods poorly described.

Data source

Reference
Reference Type:
publication
Title:
Comparative effects of aromatic compounds on inhibition of lettuce fruit germination
Author:
REYNOLDS T
Year:
1978
Bibliographic source:
Ann. Bot., 42:419-427

Materials and methods

Principles of method if other than guideline:
no data
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
Vanillin
EC Number:
204-465-2
EC Name:
Vanillin
Cas Number:
121-33-5
Molecular formula:
C8H8O3
IUPAC Name:
1-butoxypropan-2-ol
Details on test material:
no data

Sampling and analysis

Analytical monitoring:
not specified

Test organisms

Species:
Lactuca sativa
Plant group:
Dicotyledonae (dicots)
Details on test organisms:
no data

Study design

Test type:
not specified
Substrate type:
not specified
Total exposure duration:
3 d

Test conditions

Test temperature:
30°C
Details on test conditions:
Germination tests at 30°C using aqueous solution.

Results and discussion

Effect concentrations
Species:
Lactuca sativa
Duration:
3 d
Dose descriptor:
LC50
Effect conc.:
4.26 other: mmol/l
Basis for effect:
seedling emergence
Remarks on result:
other: + or - 0.20 mmol/l.
Details on results:
4.26 mmol/l = 647 mg/l

Applicant's summary and conclusion