Substance
ID:367538
Names and Identifiers
IUPAC Traditional name
para-xylene
Synonyms
1,4-Dimethylbenzenep-Xylene对二甲苯1,4-二甲苯
IUPAC name
1,4-xylene
Registration numbers
MDL Number
EC Number
Beilstein Number
CAS Number
PubChem SID
Properties
Safety Information
RTECS
ZE2625000
European Hazard Symbols
Harmful (Xn)MSDS Link
German water hazard class
2
Safety Statements
25
Packing Group
3
Personal Protective Equipment
Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Signal Word
Warning
RID/ADR
UN 1307 3/PG 3
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
Hazard Class
3
Explode Limits
7 %
UN Number
1307
GHS Precautionary statements
P280
GHS Hazard statements
H226-H312-H315-H332
Risk Statements
10-20/21-38
Product Information
Grade
CHROMASOLV®
for HPLC
Impurities
<0.030% water
λ
H2O reference
Linear Formula
C6H4(CH3)2
Evaporation Residue
<0.0005%
Purity
≥99%
Physical Property
Melting Point
12-13 °C(lit.)
Vapor Pressure
9 mmHg ( 20 °C)
Boiling Point
138 °C(lit.)
Flash Point
77 °F
25 °C
Absorption Wavelength
λ: 380-400 nm Amax: 0.01
λ: 294 nm Amax: 1.00
λ: 320 nm Amax: 0.10
λ: 350 nm Amax: 0.05
Auto Ignition Point
984 °F
Density
0.861 g/mL at 20 °C(lit.)
Vapor Density
3.7 (vs air)
Refractive Index
n20/D 1.495(lit.)
Molecule Details
Packaging
1, 2 L in glass bottle
100 mL in glass bottle
Legal Information
CHROMASOLV is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH
1, 2 L in glass bottle
100 mL in glass bottle
Legal Information
CHROMASOLV is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH
Molecular Spectra
No Data Available
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References
No Data Available
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