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2,5-Dimethylphenol

CAS No.
95-87-4
Chemical Name:
2,5-Dimethylphenol
Synonyms
2,5-XYLENOL;2,5-DMP;1,2,5-Xylenol;P-XYLENOL;FEMA 3595;3,6-Xylenol;PARA-XYLENOL;XYLENOL(2,5-);2.5-DiMethylph;2,5-DiMethylphen
CBNumber:
CB2167439
Molecular Formula:
C8H10O
Molecular Weight:
122.16
MDL Number:
MFCD00002237
MOL File:
95-87-4.mol
MSDS File:
SDS
Last updated:2023-11-22 14:52:08

2,5-Dimethylphenol Properties

Melting point 75-77 °C
Boiling point 212 °C(lit.)
Density 0.971 g/mL at 25 °C(lit.)
vapor pressure 0.208 hPa (25 °C)
refractive index 1.5120
FEMA 3595 | 2,5-XYLENOL
Flash point 85 °C
storage temp. Store below +30°C.
solubility 3.54g/l slightly soluble
form Crystals
pka pK1:10.22 (25°C)
color slightly brown
Odor at 0.10 % in propylene glycol. sweet naphthyl phenolic smoke bacon
Odor Type phenolic
explosive limit 1.4%(V)
Water Solubility 1 g/100 mL (60 ºC)
Merck 14,10082
JECFA Number 706
BRN 1099260
Exposure limits ACGIH: TWA 1 ppm
InChIKey NKTOLZVEWDHZMU-UHFFFAOYSA-N
LogP 2.34-2.6 at 25℃
Substances Added to Food (formerly EAFUS) 2,5-XYLENOL
CAS DataBase Reference 95-87-4(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII XH3E3564KX
NIST Chemistry Reference Phenol, 2,5-dimethyl-(95-87-4)
EPA Substance Registry System 2,5-Dimethylphenol (95-87-4)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
GHS05,GHS06,GHS09
Signal word  Danger
Hazard statements  H301+H311-H314-H411
Precautionary statements  P260-P273-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  T,N
Risk Statements  24/25-34-51/53
Safety Statements  26-36/37/39-45-61
RIDADR  UN 2261 6.1/PG 2
WGK Germany  3
RTECS  ZE5775000
TSCA  Yes
HazardClass  6.1
PackingGroup  II
HS Code  29071400
NFPA 704
1
3 0

2,5-Dimethylphenol price More Price(20)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich W359505 2,5-Xylenol ≥99%, FG 95-87-4 1kg $229 2024-03-01 Buy
Sigma-Aldrich W359505 2,5-Xylenol ≥99%, FG 95-87-4 5kg $703 2024-03-01 Buy
Sigma-Aldrich D174602 2,5-Dimethylphenol ≥99% 95-87-4 5g $53.7 2024-03-01 Buy
Sigma-Aldrich 8.03771 2,5-Dimethylphenol for synthesis 95-87-4 5G $41.8 2024-03-01 Buy
Sigma-Aldrich 8.03771 2,5-Dimethylphenol for synthesis 95-87-4 250G $93.4 2024-03-01 Buy
Product number Packaging Price Buy
W359505 1kg $229 Buy
W359505 5kg $703 Buy
D174602 5g $53.7 Buy
8.03771 5G $41.8 Buy
8.03771 250G $93.4 Buy

2,5-Dimethylphenol Chemical Properties,Uses,Production

Description

2, 5-dimethylphenol (also known as 2, 5-xylenol, or p-xylenol, chemical formula: (CH3)2C6H3OH.) is a chemical compound as one of the six isomers of xylenol. It is found in alcoholic beverages, coffee and whisky. It is a kind of flavoring agent belonging to the family of Ortho Cresols. One of its applications is for the synthesis of Mexilethine. It has important industrial importance, e.g. for the manufacture of antioxidants. It is also a monomer for the poly (p-phenylene oxide) engineering resins through carbon-oxygen oxidative coupling. It is traditionally extracted from the coal tar.

References

https://en.wikipedia.org/wiki/2,6-Xylenol
https://en.wikipedia.org/wiki/Xylenol
https://pubchem.ncbi.nlm.nih.gov/compound/2_5-dimethylphenol#section=Top

Chemical Properties

2,5-Xylenol has a creosote, sweet, medicinal taste.

Chemical Properties

WHITE TO CREAM COLORED CRYSTALS

Occurrence

Reported found in coffee, smoked fatty fish, processed lean fish, malt whiskey, Scotch blended whiskey, katsuobushi (dried bonito) and kumazasa (Sasa albo-marginata).

Uses

Used to make phenolic resins and (in isomeric mixtures) as an antioxidant for lubricating oils, gasoline, and elastomers. Also used as perfuming agents.

Definition

ChEBI: 2,5-xylenol is a member of the class of phenols that phenol substituted by methyl groups at positions 2 and 5. It has a role as a volatile oil component and an animal metabolite. It derives from a hydride of a p-xylene.

Aroma threshold values

Detection: 400 ppb

Taste threshold values

Taste characteristics at 10 ppm: musty, chemical, stringent and phenolic.

General Description

Colorless to off-white crystalline solid. Odor threshold concentration 0.4 mg/L. Taste threshold concentration 0.5 mg/L.

Air & Water Reactions

2,5-Dimethylphenol is hygroscopic. Insoluble in water.

Reactivity Profile

2,5-Dimethylphenol is incompatible with bases, acid chlorides, acid anhydrides and oxidizing agents. 2,5-Dimethylphenol corrodes steel, brass, copper and copper alloys.

Health Hazard

Symptoms of exposure to this compound may include severe irritation and burns of the skin and eyes; irritation of the respiratory tract, dizziness, stomach pain, exhaustion, coma and damage to the liver or kidneys. Other symptoms include headache, nausea and vomiting. It may cause corrosion of the tissues of the mucous membranes and upper respiratory tract, eyes and skin. Inhalation may result in burning sensation, coughing, wheezing, laryngitis and shortness of breath. Inhalation may be fatal as a result of spasm, inflammation and edema of the larynx and bronchi; chemical pneumonitis and pulmonary edema. Symptoms of exposure to this class of compounds include skin sensitization, profuse sweating, painless blanching or erythema of the skin, intense thirst, diarrhea, cyanosis from methemoglobinemia, hyperactivity, stupor, blood pressure fall, hyperpnea, abdominal pain, hemolysis and convulsions. If death from respiratory failure is not immediate, jaundice and oliguria or anuria may occur.

Fire Hazard

Flash point data for 2,5-Dimethylphenol are not available. 2,5-Dimethylphenol is probably combustible.

Safety Profile

Poison by ingestion. Moderately toxic by an unspecified route. When heated to decomposition it emits acrid smoke and irritating fumes. Questionable carcinogen with experimental tumorigenic data. Used in disinfectants, solvents, pharmaceuticals, plasticizers, and wetting agents. See also other xylenol entries.

Purification Methods

Crystallise 2,5-xylenol from EtOH/ether. [Beilstein 6 IV 3164.]

609-54-1
95-87-4
Synthesis of 2,5-Dimethylphenol from 2,5-Dimethylbenzenesulfonic acid dihydrate
Global( 382)Suppliers
Supplier Tel Email Country ProdList Advantage
Neostar United (Changzhou) Industrial Co., Ltd.
+86-519-519-85557386 marketing1@neostarunited.com China 8349 58
NANJING PASTEUR ChEMICAL CO.,LTD
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Jinan Finer Chemical Co., Ltd
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View Lastest Price from 2,5-Dimethylphenol manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,5-Dimethylphenol pictures 2024-04-23 2,5-Dimethylphenol
95-87-4
US $0.00 / Kg/Drum 1KG 99% 500mt/year Jinan Finer Chemical Co., Ltd
2,5-Dimethylphenol pictures 2023-11-01 2,5-Dimethylphenol
95-87-4
US $0.00-0.00 / kg 1000kg 99.9% 5000 tons NANJING PASTEUR ChEMICAL CO.,LTD
2,5-Dimethylphenol pictures 2022-09-30 2,5-Dimethylphenol
95-87-4
US $10.00-8.00 / KG 1KG 99% 10 mt Hebei Guanlang Biotechnology Co., Ltd.
XYLENOL(2,5-) 1,4-Dimethyl-2-hydroxybenzene 1-Hydroxy-2,5-dimethylbenzene 2,5-dimethyl-pheno 2,5-DIMETHYLPHENOL 3,6-Dimethylphenol 3,6-Xylenol 6-Methyl-m-cresol phenol,2,5-dimethyl- P-XYLENOL 2-HYDROXY-P-XYLENE FEMA 3595 2,5-diemthyl phenol 2,5-DIMETHYLPHENOL, 1000MG, NEAT 2,5-DIMETHYLPHENOL PESTANAL 2,5-DIMETHYLPHENOL, 99+% 2 5-XYLENOL 99+% 2,5-Dimethylphenol,97% 2,5-Dimethylphenol, tech., 97% 2,5-DIMETHYLPHENOL/ GEMFIBROZIL PARA-XYLENOL 2,5-DIMETHYL PHENOL pure 2-Hydroxy-p-xylene, p-Xylenol 2,5-Dimethylphenol, 2-Hydroxy-p-xylene, p-Xylenol 2,5-Dimethylphenol, 97%,tech 2,5-Dimethylphenol Standard 2,5-DIMETHYLPHENOL / 2,5-XYLENOL 2,5-DIMETHYPHENOL 2,5-Xylenol 2,5-Dimethyl 2,5-DiMethylphenol solution 2,5-DiMethylphen 2,5-DIMETHYLPHENOL FOR SYNTHESIS phenol 1-Hydroxy-2,5-dimethylbenzene 2,5-Dimethylphenol ,98% 2,5-Dimethylphenol, synthesis grade 2,5-Xylenol,2,5-Dimethylphenol, 2-Hydroxy-p-xylene, p-Xylenol 2,5-DiMethylphenol, 99+% 100GR 2,5-DiMethylphenol, 99+% 5GR 2.5-DiMethylph 2,5-Xylenol 〔2,5-Dimethylphenol〕 2,5-Dimethylphenol > 2,5-Dimethylphenol (p-Xylenol) 2,5-dimethylphenolSolution,100mg/L,1ml Gemfibrozil Impurit Ⅰ:2,5-Dimethylphenol 2,5-Xylenol (OH=1) Gemfibrozil Impurit Ⅰ:2,5-Dimethylphenol 1,2,5-Xylenol 2,5-XYLENOL 2,5-DMP 2,5-DIMETHYLPHENOL ~ - 97% (GC) Gemfibrozil EP impurity A -I Gemfibrozil Impurity 1(Gemfibrozil EP Impurity A) Metacresol EP Impurity G Gemfibrozil EP Impurity A (2,5-Dimethylphenol, p-Xylenol) Gemfibrozil EP Impurity A (p-Xylenol) 2,5-Dimethylphenol, ≥ 98.0% 95-87-4 95874