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33493 Supelco

2,6-TDI

analytical standard

Synonym: 2-Methyl-m-phenylene diisocyanate, Tolylene-2,6-diisocyanate

  • CAS Number 91-08-7

  • Linear Formula CH3C6H3(NCO)2

  • Molecular Weight 174.16

  •  Beilstein/REAXYS Number 2211546

  •  EC Number 202-039-0

  •  MDL number MFCD00002010

  •  PubChem Substance ID 329754562

  •  NACRES NA.24

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Properties

Related Categories Additional Standards, Alpha Sort, Analytical Standards, Analytical/Chromatography, Aromatics,
Quality Level   100
grade   analytical standard
form   neat
autoignition temp.   >1148 °F
shelf life   limited shelf life, expiry date on the label
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
refractive index   n20/D 1.571 (lit.)
bp   129-133 °C/18 mmHg (lit.)
density   1.225 g/mL at 25 °C (lit.)
Featured Industry   Cleaning Products
Cosmetics
Environmental
Food and Beverages
Personal Care
format   neat
storage temp.   2-8°C
SMILES string   Cc1c(cccc1N=C=O)N=C=O
InChI   1S/C9H6N2O2/c1-7-8(10-5-12)3-2-4-9(7)11-6-13/h2-4H,1H3
InChI key   RUELTTOHQODFPA-UHFFFAOYSA-N

Description

Application

2,6-TDI may be used as a reference standard for the quantification of residual 2,6-TDI in foam samples using high performance liquid chromatography coupled to coordination-ionspray tandem mass spectrometry (HPLC-CIS-MS/MS).

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

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Target organs 
Respiratory system
RIDADR 
UN 2078 6.1 / PGII
WGK Germany 
WGK 2
RTECS 
CZ6310000
Flash Point(F) 
230.0 °F - closed cup
Flash Point(C) 
110 °C - closed cup
Protocols & Articles

Articles

OSHA Method 42/47 and ASTM® D5836: HPLC Analysis of Isocyanates on SUPELCOSIL™ LC-8 after Collection/Desorption using ORBO™-80

From our library of Articles, Sigma-Aldrich presents OSHA Method 42/47 and ASTM® D5836: HPLC Analysis of Isocyanates on SUPELCOSIL™ LC-8 after Collection/Desorption using ORBO™-80
Keywords: Air Monitoring, Chromatography, High performance liquid chromatography

Peer-Reviewed Papers
15

References

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