Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report date:
2009

Materials and methods

Principles of method if other than guideline:
other: visual inspection
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
ethyl (2R,3R)-3,4-dibromo-2-methylbutanoate; ethyl (2R,3S)-3,4-dibromo-2-methylbutanoate; ethyl (2S,3R)-3,4-dibromo-2-methylbutanoate; ethyl (2S,3S)-3,4-dibromo-2-methylbutanoate
EC Number:
700-225-0
Cas Number:
1160806-44-9
Molecular formula:
C7 H12 Br2 O2
IUPAC Name:
ethyl (2R,3R)-3,4-dibromo-2-methylbutanoate; ethyl (2R,3S)-3,4-dibromo-2-methylbutanoate; ethyl (2S,3R)-3,4-dibromo-2-methylbutanoate; ethyl (2S,3S)-3,4-dibromo-2-methylbutanoate
Constituent 2
Reference substance name:
Reaction mass of cis-3,4-Dibromo-2-methyl-butanoic acid ethyl ester and trans-3,4-Dibromo-2-methyl-butanoic acid ethyl ester
IUPAC Name:
Reaction mass of cis-3,4-Dibromo-2-methyl-butanoic acid ethyl ester and trans-3,4-Dibromo-2-methyl-butanoic acid ethyl ester
Details on test material:
Name of test material (as cited in study report): 2-methyl-3,4-dibrom -butanoic acid ethylester
Analytical purity: 95.25 % (GC area-%)

Results and discussion

Physical state at 20°C and 1013 hPa:
liquid
Form / colour / odour
Colour:
clear, colourless
Substance type:
organic

Applicant's summary and conclusion