Sigma-Aldrich 808264 Toluylene diisocyanate (mixture of isomeres) for synthesis 500 mL
Kategori
Marka
Stok Kodu
LB.SA.8082640500
Kısa Bilgi
Sigma-Aldrich 808264 Toluilen diizosiyanat (izomer karışımı) sentez için, Synonym(s): Toluylene diisocyanate, 4-Methyl-m-phenylene diisocyanate, TDI Linear Formula: (NCO)2C6H3CH3 CAS Number: 26471-62-5 Molecular Weight: 174.16
| Sigma-Aldrich 808264 Toluylene diisocyanate (mixture of isomeres) for synthesis 500 mL |
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Synonym(s): Toluylene diisocyanate, 4-Methyl-m-phenylene diisocyanate, TDI
Linear Formula: (NCO)2C6H3CH3
CAS Number: 26471-62-5
Molecular Weight: 174.16
EC Index Number: 247-722-4
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PROPERTIES
vapor pressure 0.03 hPa ( 20 °C)
Quality Level 200
form liquid
autoignition temp. 620 °C
potency 4130 mg/kg LD50, oral (Rat), >12200 mg/kg LD50, skin (Rabbit)
expl. lim. 0.9-9.5 % (v/v)
bp 247 °C/1013 hPa
mp 12-14 °C
transition temp flash point 132 °C
density 1.22 g/cm3 at 20 °C
storage temp. 2-30°C
InChI 1S/C9H6N2O2/c1-7-2-3-8(10-5-12)4-9(7)11-6-13/h2-4H,1H3
InChI key DVKJHBMWWAPEIU-UHFFFAOYSA-N
DESCRIPTION
Packaging
500 ml in Glass bottle
2.5 l in Glass btl. pl.coat.
25 kg in Barrel PE/met
Analysis Note
Assay isomers (GC, area%): ≥ 98.0 % (a/a)
Assay Toluylene-2,6-diisocyanate (NMR): 10.0 - 30.0 % (a/a)
Assay Toluylene-2,4-diisocyanate (NMR): 70.0 - 90.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.218 - 1.222
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt. |