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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
sensitisation data (humans)
Type of information:
other: case report
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Study meets generally accepted scientific principles, acceptable for assessment. Report on a case of human allergic contact dermatitis induced by the test substance.

Data source

Reference
Reference Type:
publication
Title:
Allergic contact dermatitis from 3-(α-methoxy)methylenebenzofuran-2(3H)-one (MBF) and α-chloro-4-fluoroacetophenone (CFAP) in chemical process workers.
Author:
Boffa MJ, Heron RJL, Wilkinson SM, Beck MH
Year:
1996
Bibliographic source:
Contact Dermatitis 34: 434-435

Materials and methods

Type of sensitisation studied:
skin
Study type:
case report
Principles of method if other than guideline:
Case report on occupational sensitization to the test substance.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
α-chloro-4-fluoroacetophenone
EC Number:
207-256-4
EC Name:
α-chloro-4-fluoroacetophenone
Cas Number:
456-04-2
Molecular formula:
C8H6ClFO
IUPAC Name:
2-chloro-1-(4-fluorophenyl)ethan-1-one
Details on test material:
- Name of test material (as cited in study report): α-chloro-4-fluoroacetophenone (CFAP)
- Substance type: organic chemical intermediate
- Physical state: not reported
- Analytical purity: not reported

Method

Type of population:
occupational
Subjects:
- Number of subjects exposed: 1
- Sex: male
- Age: 44
- Race: no data
Clinical history:
- History of allergy or casuistics for study subject or populations: no data
- Symptoms, onset and progress of the disease: 18-month history of recurrent facial eczema.
- Exposure history: regular occupational handling of the test substance
- Aggravating factors both in home and workplace: no data
- Family history: not applicable
Controls:
not applicable
Route of administration:
other: dermal and inhalation possible
Details on study design:
TYPE OF TEST(S) USED: patch test (epicutaneous test)

ADMINISTRATION
- Type of application: occlusive
- Description of patch: not reported
- Vehicle / solvent: toluene
- Concentrations: 0.005%
- Volume applied: not reported
- Testing/scoring schedule: readings after 2 and 4 days
- Removal of test substance: no data

EXAMINATIONS
- Grading/Scoring system: not reported

Results and discussion

Results of examinations:
SYMPTOMS
- Frequency, level, duration of symptoms observed: skin problems of patient developed only at work

RESULT OF CASE REPORT: Patient appeared to have been sensitized following occupational exposure

Applicant's summary and conclusion