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Disperse Orange 3

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Identification
Molecular formula
C16H11ClN2O3
CAS number
6535-70-2
IUPAC name
1-(2-chloro-4-nitro-phenyl)azonaphthalen-2-ol
State
State

At room temperature, Disperse Orange 3 is in a solid state. Its vibrant orange color makes it easily identifiable in its powder form.

Melting point (Celsius)
168.00
Melting point (Kelvin)
441.15
Boiling point (Celsius)
431.30
Boiling point (Kelvin)
704.45
General information
Molecular weight
277.72g/mol
Molar mass
277.6890g/mol
Density
1.3800g/cm3
Appearence

Disperse Orange 3 typically appears as an orange powder. It is used as a dye and is known for its bright orange hue. It is often utilized in textile dyeing processes due to its vibrant color.

Comment on solubility

Solubility of 1-(2-chloro-4-nitro-phenyl)azonaphthalen-2-ol

The solubility of 1-(2-chloro-4-nitro-phenyl)azonaphthalen-2-ol is an intriguing topic, as it reflects the compound's ability to interact with solvents and form solutions. In general, solubility can be influenced by various factors, including:

  • Polarity: The presence of polar functional groups often enhances solubility in polar solvents such as water, while non-polar compounds are more soluble in organic solvents like hexane.
  • Temperature: Increased temperature can result in elevated solubility for many solids, as it provides energy to break intermolecular forces.
  • pH Levels: For compounds with ionizable groups, the pH of the solution can significantly alter solubility by affecting the ionization state.

Specifically, 1-(2-chloro-4-nitro-phenyl)azonaphthalen-2-ol is expected to exhibit varying solubility characteristics based on its structure. The introduction of the –Cl and –NO2 substituents may suggest that this compound has limited solubility in water due to its relatively large hydrophobic naphthalene structure. However, its polar hydroxyl (-OH) group can also facilitate some level of solubility in alcohols and other polar organic solvents.

In summary, understanding the solubility of this compound is crucial, as it affects reactions, extraction processes, and applications in various fields of chemistry. In practical terms, solubility labels like "sparingly soluble," "moderately soluble," or "insoluble" can help simplify the expectations regarding its behavior in different solvents.

Interesting facts

Interesting Facts About 1-(2-chloro-4-nitro-phenyl)azonaphthalen-2-ol

1-(2-chloro-4-nitro-phenyl)azonaphthalen-2-ol is a fascinating compound that showcases the complexity of organic chemistry. This compound can be categorized as an azo dye, which is notable for its vibrant colors and applications in various industries. Here are some intriguing aspects of this compound:

  • Dye Chemistry: As an azo dye, it contains the azo group (–N=N–), which is responsible for the bright hues of the compound. Azo dyes are critical in textiles and materials science due to their colorfast properties.
  • Biological Significance: Compounds of this nature often exhibit biological activity. Some azo dyes can be researched for their potential antimicrobial properties or as indicators in biological assays.
  • Environmental Concerns: Azo dyes have raised environmental concerns due to their potential toxicity and carcinogenicity. The breakdown products of some azo compounds can result in harmful effects, making it vital to monitor their use and disposal.
  • Structure-Activity Relationship (SAR): The unique structure of this compound, characterized by a chloro and nitro substituent on the phenyl group, allows for studies to understand how these groups influence the compound's activity and reactivity.
  • Applications in Research: This compound can serve as a model compound in research to study reaction mechanisms, interaction with various solvents, and stability under different conditions. It also fosters interest in the development of new materials and pigments.

In summary, 1-(2-chloro-4-nitro-phenyl)azonaphthalen-2-ol is more than just a chemical entity; it represents the intersection of chemistry, biology, and environmental science. As scientists continue to explore and utilize compounds like this, understanding their characteristics is essential for fostering safe and effective innovations.

Synonyms
2814-77-9
Flaming Red
Flame tones
Permansa Red
Tiger Orange
Blazing Red
Oralith Red
Permanent Red F
Permanent Red R
Carnelio Red R
Vulcafix Red J
American vermilion
Fastona Red R
Graphtal Red RL
Graphtol Red RL
Latexol Red J
Silopol Red G
Silosol Red GN
Kromon Red R
Vulcan Red R
Vulcafor Orange R
Fast Orange 3R
Irgalite Red PRR
Siloton Red 2G
Fast Orange 3RJ
Isol Fast Red R
Permanent Red BFR
Syton Fast Red R
Isol Fast Red RG
Versal Fast Red R
Rubber Red R Extra
D and C Red No. 36
D&C Red No. 36
Monolite Fast Red G
Lincoln Red 1002
Monolite Fast Red GA
Monolite Fast Red GF
Permanent Red R Extra
Permanent Red Toner R
Chlorparanitraniline Red
Tanager Red X-761
Segnale Light Red PRG
Permanent Red RG Extra
D&C red no.36
Lutetia Fast Orange 3R
Dainichi Permanent Red RX
No. 1 ForthFast Red R
1-((2-Chloro-4-nitrophenyl)azo)-2-naphthol
Adc Permanent Red Toner R
Red No. 228
D & C Red no. 36
CCRIS 4907
Pyrotone Red Toner RA-5520
12094 Red
Permaton Red XL 20-7015
CI 12085
OE8ZA0KN9Z
Duplex Permaton Red L 20-7022
EINECS 220-562-2
1-[(2-Chloro-4-nitrophenyl)azo]-2-naphthol
BRN 0930971
AI3-30758
HSDB 7720
C.I. 12085
2-Naphtalenol, 1-((2-chloro-4-nitrophenyl)azo)-
2-Naphthalenol, 1-((2-chloro-4-nitrophenyl)azo)-
DC RED NO. 36
AKA228
RED 36
DTXSID7044637
EC 220-562-2
1-((2-Chloro-4-nitrophenyl)azo)-2-naphthalenol
3-16-00-00132 (Beilstein Handbook Reference)
D&C RED NO. 36 [II]
2-NAPHTHOL, 1-((2-CHLORO-4-NITROPHENYL)AZO)-
2-Naphthalenol, 1-(2-(2-chloro-4-nitrophenyl)diazenyl)-
2-Naphthalenol, 1-[(2-chloro-4-nitrophenyl)azo]-
D&C RED NO. 36 (II)
2-Naphthalenol, 1-[2-(2-chloro-4-nitrophenyl)diazenyl]-
LINCON RED 1002
AKA228 [INCI]
RED 36 [INCI]
CHLO RPARANITRANILINE RED
DTXCID20809855
CI 12085 [INCI]
2-Naphthalenol, 1-(2-chloro-4-nitrophenyl)azo-
1-((2-CHLORO-4-NITROPHENYL)AZO)-2-NAPTHOL
1-(2-Chloro-4-nitrophenyl)azo-2-naphthol
1-[(2-chloro-4-nitrophenyl)diazenyl]naphthalen-2-ol
D.C. Red No. 36
UNII-OE8ZA0KN9Z
1-[(1E)-2-(2-chloro-4-nitrophenyl)diazen-1-yl]naphthalen-2-ol
SCHEMBL306051
SCHEMBL341193
SCHEMBL13475199
SCHEMBL16323371
XLTMWFMRJZDFFD-UHFFFAOYSA-N
HY-D0337
(1Z)-1-[(2-chloro-4-nitrophenyl)hydrazinylidene]naphthalen-2-one
MFCD00059095
AKOS025310864
AKOS040750974
CS-0010276
NS00048734
NS00132723
P1050
H11274
Q27285609
1-[2-(2-CHLORO-4-NITROPHENYL)DIAZEN-1-YL]NAPHTHALEN-2-OL
220-562-2