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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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