Registration Dossier

Administrative data

Endpoint:
toxicity to microorganisms, other
Remarks:
bacteria toxicity
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
November 1986 to February 1987
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
abstract

Data source

Reference
Reference Type:
other: abstract
Title:
Unnamed
Year:
1987

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: ETAD 103

Test material

Constituent 1
Chemical structure
Reference substance name:
2-[3-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)prop-1-enyl]-1,3,3-trimethyl-3H-indolium acetate
EC Number:
265-479-2
EC Name:
2-[3-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)prop-1-enyl]-1,3,3-trimethyl-3H-indolium acetate
Cas Number:
65122-08-9
Molecular formula:
C25H29N2.C2H3O2
IUPAC Name:
1,3,3-trimethyl-2-[(1E)-3-[(2Z)-1,3,3-trimethyl-2,3-dihydro-1H-indol-2-ylidene]prop-1-en-1-yl]-3H-indol-1-ium acetate
Test material form:
liquid

Sampling and analysis

Analytical monitoring:
not specified

Results and discussion

Effect concentrations
Dose descriptor:
EC50
Effect conc.:
0.77 mg/L
Conc. based on:
test mat.
Remarks on result:
other: 0.1-1.0 mg/L

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The EC50 of the substance for bacteria is 0.77 mg/L