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o-Xylene

o-Xylene structure

CAS No:
95-47-6
Formula:
C8H10
Chemical Name:
o-Xylene
Synonyms:
Benzene,1,2-dimethyl-;o-Xylene;1,2-Dimethylbenzene;Orthoxylene;o-Dimethylbenzene;o-Xylol;1,2-Xylene;o-Methyltoluene;ortho-Xylene;2-Methyltoluene;NSC 60920;3,4-Dimethylbenzene
Categories:
Cosmetic Ingredient > Dissolving Agent

Description

It appears as colorless transparent liquid with aromatic odor. It is miscible with ethanol, ethyl ether, acetone and benzene but insoluble in water.

o-Xylene Basic Attributes

Molecular Weight：

106.16500

Exact Mass：

106.17

EC Number：

202-422-2

HScode：

2902410000

Characteristics

PSA：

XLogP3：

2.30340

Appearance：

O-xylene appears as a colorless watery liquid with a sweet odor. Less dense than water. Insoluble in water. Irritating vapor. (USCG, 1999)

Density：

0.8801 g/cm³ @ Temp: 20 °C

Melting Point：

-25 °C

Boiling Point：

144.4 °C @ Press: 760 Torr

Flash Point：

31ºC

Refractive Index：

1.505

Water Solubility：

Sparingly soluble in water. (0.2g/L)

Storage Conditions：

0-6ºC

Vapor Pressure：

<0.1 atm ( 21.1 °C)

Vapor Density：

3.7 (vs air)

Toxicity：

Acute oral LD50 in rats is approximately 5 g/kg (quoted, RTECS, 1992).

Flammability characteristics：

Class IC Flammable Liquid: Fl.P. at or above 73°F and below 100°F.

Explosive limit：

vol% in air: 0.9.7

Odor：

Sweet

Safety Information

Packing level：

Hazard category：

Transport codes：

UN 1307

wgk germany：

hazard class code：

R10; R20/21; R38

safety instructions：

S25

RTECS Number：

ZE2450000

Marks：

Storage features：

Fireproof. Separated from strong oxidants and strong acids.

Stability/Shelf Life：

Stable. Incompatible with oxidizing agents. Flammable. Hygroscopic.

Precautionary statement(s)：

P210-P261-P273-P301 + P310-P302 + P352 + P312-P331

Hazard Statements：

H226-H304-H312 + H332-H315-H319-H335-H412

o-Xylene Use and Manufacturing

Mainly used as chemical raw materials and solvents. Can be used to produce phthalic anhydride; dyes; pesticides and drugs, such as vitamins. Can also be used as an aviation gasoline additive. In addition to being used as a solvent, it is also used as a raw material for the production of phthalic anhydride, phthalonitrile, xylenol and xylidine, as well as aviation gasoline additives. Mainly used as a solvent and for synthetic paints and coatings.

Computed Properties

Molecular Weight:106.16
XLogP3:3.1
Exact Mass:106.078250319
Monoisotopic Mass:106.078250319
Heavy Atom Count:8
Complexity:56.4
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

Ethylbenzene

p-Xylene

m-Xylene

Toluene

Xylene

Methanol

Benzene

PETROLEUM ETHER

Downstream Products

Phthalic anhydride

Price Analysis

Make your o-Xylene purchase based on the price and market insights! ECHEMI provides professional market insights with prices for you to make a better choice. Learn more on o-Xylene prices .

Data: 2026-08-14
Price: 8407.58Yuan/mt
Change: 0

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