Tolylene-2,4-diisocyanate
ALDRICH/T39853 - 95%
Synonym: 2,4-
CAS Number: 584-84-9
Empirical Formula (Hill Notation): C9H6N2O2
Molecular Weight: 174.16
EC Number: 209-544-5
MDL Number: MFCD00002011
Linear Formula: CH3C6H3(NCO)2
Product Type: Chemical
assay | 95% |
autoignition temp. | >1148 °F |
bp | 115-120 °C/10 mmHg (lit.) |
density | 1.214 g/mL at 25 °C |
expl. lim. | 9.5 % |
impurities | 4% 2,6-isomer |
InChI | 1S/C9H6N2O2/c1-7-2-3-8(10 |
InChI key | DVKJHBMWWAPEIU-UHFFFAOYSA |
mp | 20-22 °C (lit.) |
Quality Level | 100 ![]() |
refractive index | n |
SMILES string | Cc1ccc(cc1N=C=O)N=C=O |
storage temp. | 2-8°C |
vapor density | 6 (vs air) |
vapor pressure | 0.03 mmHg ( 25 °C) |
Application: | Employed in the preparation of polyurethanes and macrocyclic crown ethers. |
Packaging: | 100, 250 g in glass bottle |
Packaging: | 5 kg in poly drum |
Symbol | ![]() ![]() |
Signal word | Danger |
Hazard statements | H315 - H317 - H319 - H330 - H334 - H335 - H351 - H412 |
Precautionary statements | P201 - P273 - P280 - P302 + P352 - P304 + P340 + P310 - P305 + P351 + P338 |
Hazard Codes | T+ |
Risk Statements | 26-36/37/38-40-42/43-52/53 |
Safety Statements | 23-36/37-45-61 |
RIDADR | UN 2078 6.1 / PGII |
WGK Germany | WGK 2 |
Flash Point(F) | 269.6 °F - closed cup |
Flash Point(C) | 132 °C - closed cup |
Purity | 95% |
bp | 115-120 °C/10 mmHg (lit.) |
mp | 20-22 °C (lit.) |
Density | 1.214 g/mL at 25 °C |
Refractive Index | n |
Storage Temp. | 2-8°C |
UNSPSC | 12162002 |