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2,6-Dimethyl-4-nitrophenol

CAS No.
2423-71-4
Chemical Name:
2,6-Dimethyl-4-nitrophenol
Synonyms
NSC 2990;4-nitro-6-xylenol;4-NITRO-2,6-XYLENOL;2,6-Xylenol, 4-nitro-;4-Nitro-2,6-dimethylphenol;2,6-Dimethyl-4-nitrophenol;Phenol, 2,6-dimethyl-4-nitro-;2,6-dimethyl-4-nitrophenolate;2,6-Dimethyl-4-nitrophenol>2,6-Dimethyl-4-nitrophenol 98%
CBNumber:
CB2694098
Molecular Formula:
C8H9NO3
Molecular Weight:
167.16
MDL Number:
MFCD00007339
MOL File:
2423-71-4.mol
MSDS File:
SDS
Last updated:2026-09-12 18:51:23

2,6-Dimethyl-4-nitrophenol Properties

Melting point 168 °C (dec.)(lit.)
Boiling point 285.73°C (rough estimate)
Density 1.1820 (estimate)
refractive index 1.5774 (estimate)
storage temp. Keep in dark place,Sealed in dry,Room Temperature
solubility DMSO (Slightly), Methanol (Slightly, Sonicated)
form Solid
pka pK1:7.190 (25°C)
color Dark Yellow to Very Dark Yellow
Water Solubility Insoluble in water.
BRN 1873275
InChI 1S/C8H9NO3/c1-5-3-7(9(11)12)4-6(2)8(5)10/h3-4,10H,1-2H3
InChIKey FNORUNUDZNWQFF-UHFFFAOYSA-N
SMILES Cc1cc(cc(C)c1O)[N+]([O-])=O
CAS DataBase Reference 2423-71-4(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII A5X46MMK2G
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H335-H315-H319
Precautionary statements  P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P261-P280a-P304+P340-P305+P351+P338-P405-P501a
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
RTECS  ZE8225000
Hazard Note  Irritant
HS Code  29089990
Storage Class 11 - Combustible Solids
Toxicity mouse,LDLo,intraperitoneal,500mg/kg (500mg/kg),"Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. Vol. 6, Pg. 64, 1954.
NFPA 704
1
2 0

2,6-Dimethyl-4-nitrophenol price More Price(46)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 132713 2,6-Dimethyl-4-nitrophenol 98% 2423-71-4 1g $41 2023-06-20 Buy
Sigma-Aldrich 132713 2,6-Dimethyl-4-nitrophenol 98% 2423-71-4 10g $111 2023-06-20 Buy
TCI Chemical D2531 2,6-Dimethyl-4-nitrophenol >98.0%(GC) 2423-71-4 5g $80 2026-04-30 Buy
TCI Chemical D2531 2,6-Dimethyl-4-nitrophenol >98.0%(GC) 2423-71-4 25g $319 2026-04-30 Buy
TRC TRC-D460155-50MG 2,6-Dimethyl-4-nitrophenol 2423-71-4 50mg $76 2026-06-03 Buy
Product number Packaging Price Buy
132713 1g $41 Buy
132713 10g $111 Buy
D2531 5g $80 Buy
D2531 25g $319 Buy
TRC-D460155-50MG 50mg $76 Buy

2,6-Dimethyl-4-nitrophenol Chemical Properties,Uses,Production

Chemical Properties

orange crystalline powder

Uses

2,6-Dimethyl-4-nitrophenol was used to study the disposition requirement for binding of p-nitrophenol and sodium p-nitrophenolate like substrates with cyclohexaamylaose. It was used as internal standard in determination of 4-nitrophenol and 3-methyl-4-nitrophenol in human urine by liquid chromatography combined with tandem mass spectrometry .

Uses

2,6-Dimethyl-4-nitrophenol is a useful compound for the production and characterization of bio-oil from hardwood and softwood lignin.

Synthesis Reference(s)

Synthetic Communications, 16, p. 63, 1986 DOI: 10.1080/00397918608057689

Synthesis

2,6-Dimethylphenol

576-26-1

2,6-DIMETHYL-4-NITROPHENOL

2423-71-4

3,3',5,5'-Tetramethyldiphenoquinone

4906-22-3

General method: A solid mixture of 2,6-dimethylphenol (1-3 eq.) and Bi(NO3)3-3H2O (1 eq.) or Fe(NO3)3-9H2O (1 eq.) was mixed with acetone (10 mL/mmol). The reaction mixture was stirred in air at room temperature or under reflux conditions for 2-24 hours (see Tables 1 and 2). Upon completion of the reaction, the insoluble material was removed by filtration through a diatomaceous earth pad and the residue was washed with acetone (~5 mL/mmol). The filtrate was treated with NaHCO3 (0.1 g/mmol) until CO2 release ceased. The insoluble material was removed by filtration again, followed by concentration under reduced pressure in a water bath at 25-35°C to remove the solvent. The nitration products were separated or purified by silica gel column chromatography to give pure phenolic compounds. All products were characterized by 1H NMR, 13C NMR and IR and identified by comparison with spectral data and melting points reported in the literature.

References

[1] Synthetic Communications, 2015, vol. 45, # 1, p. 143 - 150

576-26-1
2423-71-4
4906-22-3
Synthesis of 2,6-Dimethyl-4-nitrophenol from 2,6-Dimethylphenol
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2,6-DIMETHYL-4-NITROPHENOL 98+% 2,6-Dimethyl-4-nitrophenol,4-Nitro-2,6-xylenol 2,6-DIMETHYL-4-NITROPHENOL FOR SYNTHESIS 4-Nitro-2,6-xylenol, 3,5-Dimethyl-4-hydroxynitrobenzene 2,6-Dimethyl-4-nitrophenol 98% NSC 2990 2,6-Xylenol, 4-nitro- 4-Nitro-2,6-dimethylphenol 4-nitro-6-xylenol 4-NITRO-2,6-XYLENOL Phenol, 2,6-dimethyl-4-nitro- 2,6-dimethyl-4-nitrophenolate 2,6-Dimethyl-4-nitrophenol> 2,6-Dimethyl-4-nitrophenol in isopropanol 2,6-Dimethyl-4-nitrophenol 2423-71-4 O2NC6H2CH32OH Oxygen Compounds Phenols Organic Building Blocks Building Blocks