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45996 Sigma-Aldrich

1,2,4-Trimethylbenzene

analytical standard

Synonym: Pseudocumene

  • CAS Number 95-63-6

  • Linear Formula C6H3(CH3)3

  • Molecular Weight 120.19

  •  Beilstein Registry Number 1903005

  •  EC Number 202-436-9

  •  MDL number MFCD00008527

  •  PubChem Substance ID 329757044

  •  eCl@ss 39011403

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Properties

Related Categories Additional Standards, Alpha Sort, Analytical Standards, Analytical/Chromatography, Aromatics,
grade   analytical standard
vapor density   4.1 (vs air)
vapor pressure   4.5 mmHg ( 37.7 °C)
InChI Key   GWHJZXXIDMPWGX-UHFFFAOYSA-N
form   neat
autoignition temp.   959 °F
shelf life   limited shelf life, expiry date on the label
expl. lim.   6.4 %
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
refractive index   n20/D 1.504(lit.)
bp   168 °C(lit.)
mp   −44 °C(lit.)
density   0.876 g/mL at 20 °C(lit.)
format   neat

Description

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Price and Availability

Safety & Documentation

Safety Information

Signal word 
Danger
RIDADR 
UN 3295C 3 / PGIII
WGK Germany 
2
RTECS 
DC3325000
Flash Point(F) 
118.4 °F
Flash Point(C) 
48 °C
Protocols & Articles

Articles

GC Analysis of Aromatics in Reforµlated Gasoline on Equity®-1

From our library of Articles, Sigma-Aldrich presents GC Analysis of Aromatics in Reforµlated Gasoline on Equity®-1
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Aromatics in Reforµlated Gasoline on SLB®-IL111

From our library of Articles, Sigma-Aldrich presents GC Analysis of Aromatics in Reforµlated Gasoline on SLB®-IL111
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification, Separation

GC Analysis of Aromatics in Reforµlated Gasoline on SUPELCOWAX® 10

From our library of Articles, Sigma-Aldrich presents GC Analysis of Aromatics in Reforµlated Gasoline on SUPELCOWAX® 10
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Gasoline Residue in Arson Samples on a 100% Methyl Column after SPME using 100 μm PDMS Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of Gasoline Residue in Arson Samples on a 100% Methyl Column after SPME using 100 μm PDMS Fiber
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification, Sample preparations, Size-exclusion chromatography, Solid phase microextractions

GC Analysis of Hydrocarbons in Gasoline on Equity®-1 (15 m x 0.10 mm I.D., 0.10 μm), Fast GC Analysis

From our library of Articles, Sigma-Aldrich presents GC Analysis of Hydrocarbons in Gasoline on Equity®-1 (15 m x 0.10 mm I.D., 0.10 μm), Fast GC Analysis
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Size-exclusion chromatography

GC Analysis of Hydrocarbons in Gasoline on Petrocol® DH

From our library of Articles, Sigma-Aldrich presents GC Analysis of Hydrocarbons in Gasoline on Petrocol® DH
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification, Size-exclusion chromatography

GC Analysis of Ionic Liquid Test Mix on SLB®-IL100 (15 m x 0.10 mm I.D., 0.08 μm)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Ionic Liquid Test Mix on SLB®-IL100 (15 m x 0.10 mm I.D., 0.08 μm)
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Ionic Liquid Test Mix on SLB®-IL100 (30 m x 0.25 mm I.D., 0.20 μm)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Ionic Liquid Test Mix on SLB®-IL100 (30 m x 0.25 mm I.D., 0.20 μm)
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Ionic Liquid Test Mix on SLB®-IL59 (15 m x 0.10 mm I.D., 0.08 μm)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Ionic Liquid Test Mix on SLB®-IL59 (15 m x 0.10 mm I.D., 0.08 μm)
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Ionic Liquid Test Mix on SLB®-IL59 (30 m x 0.25 mm I.D., 0.20 μm)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Ionic Liquid Test Mix on SLB®-IL59 (30 m x 0.25 mm I.D., 0.20 μm)
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Ionic Liquid Test Mix on SLB®-IL76 (15 m x 0.10 mm I.D., 0.08 μm)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Ionic Liquid Test Mix on SLB®-IL76 (15 m x 0.10 mm I.D., 0.08 μm)
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Ionic Liquid Test Mix on SLB®-IL76 (30 m x 0.25 mm I.D., 0.20 μm)

From our library of Articles, Sigma-Aldrich presents GC Analysis of Ionic Liquid Test Mix on SLB®-IL76 (30 m x 0.25 mm I.D., 0.20 μm)
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Refinery Grade Unleaded Gasoline on TCEP (15 m x 0.10 mm I.D., 0.18 μm), Fast GC Analysis

From our library of Articles, Sigma-Aldrich presents GC Analysis of Refinery Grade Unleaded Gasoline on TCEP (15 m x 0.10 mm I.D., 0.18 μm), Fast GC Analysis
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of TCEP Test Mix on SLB®-IL100, 100 °C Oven Temp.

From our library of Articles, Sigma-Aldrich presents GC Analysis of TCEP Test Mix on SLB®-IL100, 100 °C Oven Temp.
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of TCEP Test Mix on SLB®-IL100, 110 °C Oven Temp.

From our library of Articles, Sigma-Aldrich presents GC Analysis of TCEP Test Mix on SLB®-IL100, 110 °C Oven Temp.
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of TCEP Test Mix on SLB®-IL100, 80 °C Oven Temp.

From our library of Articles, Sigma-Aldrich presents GC Analysis of TCEP Test Mix on SLB®-IL100, 80 °C Oven Temp.
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification

GC Analysis of Volatiles on SPB®-624, Direct Injection

From our library of Articles, Sigma-Aldrich presents GC Analysis of Volatiles on SPB®-624, Direct Injection
Keywords: Chromatography, Gas chromatography, Purification, Size-exclusion chromatography

GC Analysis of Volatiles on VOCOL® after SPME using 75 μm Carboxen/PDMS Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of Volatiles on VOCOL® after SPME using 75 μm Carboxen/PDMS Fiber
Keywords: Chromatography, Gas chromatography, Mass spectrometry, Purification, Solid phase microextractions

US EPA Method 502.2: GC Analysis of Volatiles on VOCOL® (105 m x 0.53 mm I.D.) after Purge & Trap using "K" Trap, ELCD Signal

From our library of Articles, Sigma-Aldrich presents US EPA Method 502.2: GC Analysis of Volatiles on VOCOL® (105 m x 0.53 mm I.D.) after Purge & Trap using "K" Trap, ELCD Signal
Keywords: Chromatography, Gas chromatography, Hall electrolytic conductivity detector, Photo-ionization detector, Purge and trap, Sample preparations

US EPA Method 502.2: GC Analysis of Volatiles on VOCOL® (105 m x 0.53 mm I.D.) after Purge & Trap using "K" Trap, PID Signal

From our library of Articles, Sigma-Aldrich presents US EPA Method 502.2: GC Analysis of Volatiles on VOCOL® (105 m x 0.53 mm I.D.) after Purge & Trap using "K" Trap, PID Signal
Keywords: Chromatography, Gas chromatography, Hall electrolytic conductivity detector, Photo-ionization detector, Purification

US EPA Method 524.2: GC Analysis of Volatiles on VOCOL® (105 m x 0.53 mm I.D.) after Purge & Trap using "K" Trap

From our library of Articles, Sigma-Aldrich presents US EPA Method 524.2: GC Analysis of Volatiles on VOCOL® (105 m x 0.53 mm I.D.) after Purge & Trap using "K" Trap
Keywords: Chromatography, Gas chromatography, Purification, Size-exclusion chromatography

US EPA Method 8015 (modified): GC Analysis of Gasoline Range Organics (GRO) on Equity®-1 (15 m x 0.10 mm I.D., 0.10 μm), Direct Injection, Fast GC Analysis

From our library of Articles, Sigma-Aldrich presents US EPA Method 8015 (modified): GC Analysis of Gasoline Range Organics (GRO) on Equity®-1 (15 m x 0.10 mm I.D., 0.10 μm), Direct Injection, Fast GC Analysis
Keywords: Chromatography, Flame ionization detector, Gas chromatography, Purification, Size-exclusion chromatography

US EPA Method 8015 (modified): GC Analysis of Gasoline Range Organics (GRO) on Equity®-1 after Purge & Trap using "M" Trap

From our library of Articles, Sigma-Aldrich presents US EPA Method 8015 (modified): GC Analysis of Gasoline Range Organics (GRO) on Equity®-1 after Purge & Trap using "M" Trap
Keywords: Chromatography, Environmental, Flame ionization detector, Gas chromatography, Purification, Solid phase microextractions

US EPA Method 8015 (modified): GC Analysis of Gasoline Range Organics (GRO) on VOCOL® after Purge & Trap using "M" Trap

From our library of Articles, Sigma-Aldrich presents US EPA Method 8015 (modified): GC Analysis of Gasoline Range Organics (GRO) on VOCOL® after Purge & Trap using "M" Trap
Keywords: Chromatography, Environmental, Flame ionization detector, Gas chromatography, Purification, Solid phase microextractions

US EPA Method 8260: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap, Fast GC Analysis

From our library of Articles, Sigma-Aldrich presents US EPA Method 8260: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap, Fast GC Analysis
Keywords: Chromatography, Gas chromatography, Gas chromatography mass spectrometry, Mass spectrometry, Purge and trap, Purification, Solid phase microextractions

US EPA Method 8260: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap

From our library of Articles, Sigma-Aldrich presents US EPA Method 8260: GC Analysis of Volatiles on SPB®-624 after Purge & Trap using "K" Trap
Keywords: Chromatography, Environmental, Gas chromatography, Purification, Solid phase microextractions

US EPA Method 8260: GC Analysis of Volatiles on VOCOL® after Purge & Trap using "K" Trap, Fast GC Analysis

From our library of Articles, Sigma-Aldrich presents US EPA Method 8260: GC Analysis of Volatiles on VOCOL® after Purge & Trap using "K" Trap, Fast GC Analysis
Keywords: Chromatography, Gas chromatography, Purification, Solid phase microextractions

US EPA Method 8260: GC Analysis of Volatiles on VOCOL® after Purge & Trap using "K" Trap

From our library of Articles, Sigma-Aldrich presents US EPA Method 8260: GC Analysis of Volatiles on VOCOL® after Purge & Trap using "K" Trap
Keywords: Chromatography, Gas chromatography, Purification, Solid phase microextractions

US EPA Method TO-17: GC Analysis of Volatiles on Equity®-1 after Collection/Desorption using Carbotrap 300 Tube

From our library of Articles, Sigma-Aldrich presents US EPA Method TO-17: GC Analysis of Volatiles on Equity®-1 after Collection/Desorption using Carbotrap 300 Tube
Keywords: Chromatography, Gas chromatography

US EPA Method TO-17: GC Analysis of Volatiles on VOCOL® after Collection/Desorption using Air Toxics Tube

From our library of Articles, Sigma-Aldrich presents US EPA Method TO-17: GC Analysis of Volatiles on VOCOL® after Collection/Desorption using Air Toxics Tube
Keywords: Air Monitoring, Chromatography, Flame ionization detector, Gas chromatography, Purification

Peer-Reviewed Papers
15

References

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