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EC number: 229-355-1 | CAS number: 6486-23-3
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
Identification
- Display Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Type of Substance
- Composition:
- mono-constituent substance
- Origin:
- organic
Substance Identifiers open all close all
Compositions
Boundary Composition(s) open all close all
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- C.I. Pigment Yellow 3-joint submission
Shape
Shape descriptionopen allclose all
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
- Shape category:
- spheroidal
- Shape:
- cubic
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Range:
- ca. 0.01 - ca. 0.095 μm
- Percentile:
- D50
- Range:
- ca. 0.05 - ca. 0.1 μm
- Percentile:
- D90
- Range:
- ca. 0.09 - ca. 0.22 μm
- Additional information:
- ASSEMBLY STRUCTURE: homogeneous and solid spheroidal particles.
RIGIDITY: not required/appropriate. - Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - ca. 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- C.I. Pigment Yellow 3
- Pure structure:
- yes
Specific surface area
- Range of specific surface area:
- >= 5 - <= 125 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- C.I. Pigment Yellow 3 - joint submission
Shape
Shape descriptionopen allclose all
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
- Shape category:
- spheroidal
- Shape:
- cubic
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Range:
- ca. 0.01 - ca. 0.095 μm
- Percentile:
- D50
- Range:
- ca. 0.05 - ca. 0.1 μm
- Percentile:
- D90
- Range:
- ca. 0.09 - ca. 0.22 μm
- Additional information:
- ASSEMBLY STRUCTURE: homogeneous and solid spheroidal particles. RIGIDITY: not required/appropriate.
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - ca. 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- C.I. Pigment Yellow 3
- Pure structure:
- yes
Specific surface area
- Range of specific surface area:
- >= 5 - <= 125 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: bulk
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Legal Entity Composition(s) open all close all
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- C.I. Pigment Yellow 3-joint submission
Shape
Shape descriptionopen allclose all
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- no
- Typical composition:
- ca. 75 %
- Range:
- > 50 - < 100 %
- Shape category:
- spheroidal
- Shape:
- cubic
- Pure shape:
- no
- Typical composition:
- ca. 25 %
- Range:
- > 10 - < 50 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 0.053 μm
- Range:
- > 0.01 - < 0.095 μm
- Percentile:
- D50
- Typical value:
- ca. 0.092 μm
- Range:
- > 0.05 - < 0.1 μm
- Percentile:
- D90
- Typical value:
- ca. 0.151 μm
- Range:
- > 0.11 - < 0.195 μm
- Additional information:
- ASSEMBLY STRUCTURE: homogeneous and solid spheroidal particles.
RIGIDITY: not required/appropriate. - Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - ca. 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- C.I. Pigment Yellow 3
- Pure structure:
- yes
- Crystal system:
- orthorhombic
- Bravais lattice:
- primitive orthorhombic
Specific surface area
- Typical specific surface area:
- ca. 9 m²/g
- Range of specific surface area:
- >= 6 - <= 12 m²/g
- Skeletal density:
- 1.566 g/cm³
Surface functionalisation / treatment
- Surface treatment applied:
- no
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Pigment Yellow 3_Nanoform_Spheroidal
Shape
Shape descriptionopen allclose all
- Shape category:
- spheroidal
- Shape:
- polyhedral
- Pure shape:
- yes
- Typical composition:
- ca. 20 %
- Shape category:
- spheroidal
- Shape:
- cubic
- Pure shape:
- yes
- Typical composition:
- ca. 38 %
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- yes
- Typical composition:
- ca. 43 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 59 nm
- Range:
- >= 1 - <= 80 nm
- Percentile:
- D50
- Typical value:
- ca. 96 nm
- Range:
- >= 10 - <= 100 nm
- Percentile:
- D90
- Typical value:
- ca. 178 nm
- Range:
- >= 50 - <= 250 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 20 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- Pigment Yellow 3
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 13.1 m²/g
- Range of specific surface area:
- >= 5 - <= 70 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Nanoform
Nanoform |
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- C.I. Pigment Yellow 3 - joint submission
Shape
Shape descriptionopen allclose all
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
- Shape category:
- spheroidal
- Shape:
- cubic
- Pure shape:
- no
- Range:
- >= 0 - <= 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 0.05 μm
- Range:
- ca. 0.01 - ca. 0.095 μm
- Percentile:
- D50
- Typical value:
- ca. 0.08 μm
- Range:
- ca. 0.05 - ca. 0.1 μm
- Percentile:
- D90
- Typical value:
- ca. 0.145 μm
- Range:
- ca. 0.09 - ca. 0.22 μm
- Additional information:
- ASSEMBLY STRUCTURE: homogeneous and solid spheroidal particles. RIGIDITY: not required/appropriate.
- Fraction of constituent particles in the size range 1-100 nm:
- >= 50 - ca. 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- C.I. Pigment Yellow 3
- Pure structure:
- yes
Specific surface area
- Typical specific surface area:
- ca. 20 m²/g
- Range of specific surface area:
- >= 5 - <= 125 m²/g
- Skeletal density:
- ca. 1.5 g/cm³
Surface functionalisation / treatment
- Surface treatment applied:
- no
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
- State Form:
- solid: particulate/powder
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
- State Form:
- solid: bulk
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Constituent 1
- Reference substance name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- EC Number:
- 229-355-1
- EC Name:
- 2-[(4-chloro-2-nitrophenyl)azo]-N-(2-chlorophenyl)-3-oxobutyramide
- CAS Number:
- 6486-23-3
- Molecular formula:
- C16H12Cl2N4O4
- IUPAC Name:
- 2-[(4-chloro-2-nitrophenyl)diazenyl]-N-(2-chlorophenyl)-3-oxobutanamide
Composition(s) generated upon use
Other types of composition(s)
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.

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