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Physical & Chemical properties

Appearance / physical state / colour

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Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
From 25 June 2018 to 04 SEPTEMBER 2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
test procedure in accordance with generally accepted scientific standards and described in sufficient detail
Qualifier:
no guideline available
Guideline:
other:
Version / remarks:
This Study was performed in order to characterise 1-butyl-5-[(4-chlorophenyl)azo]-1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile. Different spectra and chromatograms were measured.
Deviations:
not applicable
Principles of method if other than guideline:
- Principle of test: Different spectra and chromatograms were measured.
- Short description of test conditions: according the spectra and chromatograms to perform.
- Parameters analysed / observed:
Structure, MILES code
Molecular formula
Formula Weight
Composition
Molar Refractivity
Molar Volume
Surface tension
Index of Refraction
Surface Tension
Density
Dielectric constant
Polarizability
Infrared spectroscopy
UV/Vis Spectroscopy
High Performance Liquid Chromatograph with MS
H-RMN
C-RMN
Purity of test item
GLP compliance:
yes (incl. QA statement)
Remarks:
LAUS GmbH was successfully certified for GLP for Category 1 Studies for the determination of physico-chemical properties and analysis of active ingredient. More information in 'https://www.laus.group/en/company/quality-assurance'
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
solid: particulate/powder
Colour:
Yellow
Odour:
odourless
Substance type:
organic
Conclusions:
At 20ºC and 1013 hPa, the test items is a solid yellow powder.
Executive summary:

The product is a yellow powder at 20ºC and 1 atm.

Description of key information

Yellow powder

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
yellow
Colour intensity:
light

Additional information