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Physical & Chemical properties

Appearance / physical state / colour

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Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: authoritative secondary source

Data source

Reference
Reference Type:
secondary source
Title:
Coffein
Author:
GESTIS - Substance database
Year:
2009
Bibliographic source:
GESTIS - Substance database of 'Berufsgenossenschaftlichen Instituts für Arbeitsschutz' (BGIA), query date 2009-09-15

Materials and methods

Test guideline
Guideline:
other: visual inspection
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Caffeine
EC Number:
200-362-1
EC Name:
Caffeine
Cas Number:
58-08-2
Molecular formula:
C8H10N4O2
IUPAC Name:
1,3,7-trimethyl-3,7-dihydro-1H-purine-2,6-dione
Details on test material:
name of test material (as cited in study report): caffeine
Analytical purity: pure

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
other: crystalline powder
Colour:
colourless
Odour:
odourless
Substance type:
organic

Applicant's summary and conclusion

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