CAS 119-33-5

4-Methyl-2-nitrophenol

Description:

4-Methyl-2-nitrophenol, with the CAS number 119-33-5, is an organic compound that belongs to the class of nitrophenols. It is characterized by a phenolic structure with a methyl group and a nitro group positioned at the para and ortho positions, respectively. This compound typically appears as a yellow to orange crystalline solid and is known for its moderate solubility in water, as well as higher solubility in organic solvents. It has a melting point that varies depending on purity and specific conditions. 4-Methyl-2-nitrophenol exhibits acidic properties due to the presence of the hydroxyl group, allowing it to participate in various chemical reactions, including nucleophilic substitutions. It is used in the synthesis of dyes, pharmaceuticals, and as an intermediate in organic synthesis. However, it is important to handle this compound with care, as it may pose environmental and health risks, including potential toxicity and irritant effects. Proper safety measures should be observed when working with this substance in laboratory or industrial settings.

Formula: C₇H₇NO₃

InChI: InChI=1/C7H7NO3/c1-5-2-3-7(9)6(4-5)8(10)11/h2-4,9H,1H3/p-1

InChI key: InChIKey=SYDNSSSQVSOXTN-UHFFFAOYSA-N

SMILES: N(=O)(=O)C1=C(O)C=CC(C)=C1

Synonyms:

• 0-Nitro-P-Methylphenol
• 2-Nitro-4-methylphenol
• 2-Nitro-p-cresol
• 4-Hydroxy-3-nitrotoluene
• NSC 5387
• NSC 66511
• O-Nitro P-Methyl Phenol
• Phenol, 4-methyl-2-nitro-
• o-Nitro-p-methylphenol
• p-Cresol, 2-nitro-
• 4-Methyl-2-nitrophenol
• 2-NITRO-PARA-CRESOL
• 2-Nitro-4-cresol
• 1-HYDROXY-4-METHYL-2-NITROBENZENE
• 4-methyl-2-nitro-pheno
• 4-Metyl-2-mitrophenol
• 4-METHYL-2-NITROPHENOL/2-NITRO-P-CRESOL
• O-NITRO-P-CRESOL
• 2-nitro-p-creso
• 4-Hydroxy-3-nitrotoluene~2-Nitro-p-cresol
• 3-NITRO-4-HYDROXYTOLUENE

4-Methyl-2-nitrophenol, 97%

CAS: 119-33-5

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci

Formula: C₇H₇NO₃

Purity: 97%

Color and Shape: Yellow to dark yellow to brown or yellow/brown, Fused solid or clear liquid as melt or chunks

Molecular weight: 153.14

Ref: 02-A12009

4-Methyl-2-nitrophenol

CAS: 119-33-5

Formula: C₇H₇NO₃

Molecular weight: 153.14

Ref: 7W-GK4451

4-Methyl-2-nitrophenol

Controlled Product

CAS: 119-33-5

Formula: C₇H₇NO₃

Color and Shape: Neat

Molecular weight: 153.14

Ref: 04-C15110800

4-Methyl-2-nitrophenol

CAS: 119-33-5

4-Methyl-2-nitrophenol

Formula: C₇H₇NO₃

Purity: 95%

Color and Shape: low melting solid/clear. brown liquid

Molecular weight: 153.14g/mol

Ref: 54-OR28809

4-Methyl-2-nitrophenol

Controlled Product

CAS: 119-33-5

Formula: C₇H₇NO₃

Color and Shape: Dark Yellow

Molecular weight: 153.14

Ref: TR-M339103

4-Methyl-2-nitrophenol

CAS: 119-33-5

4-Methyl-2-nitrophenol is a nitro compound that is used as a reagent in organic analytical chemistry. It reacts with hydrogen chloride to form the corresponding hydrochloride salt. The hydrochloride salt can be converted back to 4-methyl-2-nitrophenol by treatment with sodium hydroxide. This reaction mechanism is thought to involve intramolecular hydrogen bonding and an inorganic acid acting as a proton donor. The use of ionization techniques, such as chemical ionization or electron impact, can help determine the structure of 4-methyl-2-nitrophenol using mass spectrometry.
4-Methyl-2-nitrophenol has been shown to inhibit acetylcholinesterase activity in Sprague Dawley rats. Acetylcholine esterase inhibitors are often used for the treatment of Alzheimer's disease and other neurological disorders.

Formula: C₇H₇NO₃

Purity: Min. 98 Area-%

Color and Shape: Powder

Molecular weight: 153.14 g/mol

Ref: 3D-FM15721

4-Methyl-2-nitrophenol

CAS: 119-33-5

Formula: C₇H₇NO₃

Purity: 97.0%

Color and Shape: Solid

Molecular weight: 153.137

Ref: 10-F319197