Tolylene 2,4-diisocyanate, 80%, tech., Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10134220	Thermo Scientific Acros 202502500	250 mL	Glass bottle
10583561	Thermo Scientific Acros 202500010	1 L	Glass bottle
11935681	Thermo Scientific Acros 202500025	2.5 L	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 584-84-9
• Molecular Weight (g/mol): 174.16
• Synonym: 2,4-toluene diisocyanate, 2,4-diisocyanatotoluene, tolylene-2,4-diisocyanate, toluene-2,4-diisocyanate, 2,4-tolylene diisocyanate, toluene 2,4-diisocyanate, 4-methyl-m-phenylene diisocyanate, tolylene diisocyanate, 2,4-tdi, toluylene-2,4-diisocyanate
• ChEBI: CHEBI:53556
• SMILES: CC1=C(C=C(C=C1)N=C=O)N=C=O

• Molecular Formula: C₉H₆N₂O₂
• InChI Key: DVKJHBMWWAPEIU-UHFFFAOYSA-N
• PubChem CID: 11443
• IUPAC Name: 2,4-diisocyanato-1-methylbenzene

Specifications

• CAS: 584-84-9
• Color: Colorless to Yellow
• Boiling Point: 115.0°C to 120.0°C (10.0 mmHg)
• Infrared Spectrum: Authentic
• Molecular Formula: C₉H₆N₂O₂
• Refractive Index: 1.5670 to 1.5690
• Merck Index: 15,9689
• Synonym: 2,4-toluene diisocyanate, 2,4-diisocyanatotoluene, tolylene-2,4-diisocyanate, toluene-2,4-diisocyanate, 2,4-tolylene diisocyanate, toluene 2,4-diisocyanate, 4-methyl-m-phenylene diisocyanate, tolylene diisocyanate, 2,4-tdi, toluylene-2,4-diisocyanate
• InChI Key: DVKJHBMWWAPEIU-UHFFFAOYSA-N
• IUPAC Name: 2,4-diisocyanato-1-methylbenzene
• PubChem CID: 11443
• Formula Weight: 174.16
• Physical Form: Liquid

• Melting Point: 12.5°C to 13.5°C
• Density: 1.2200g/mL
• Flash Point: 127°C
• Assay Percent Range: 75% min. (GC)
• Linear Formula: CH₃C₆H₃(NCO)₂
• Beilstein: 13,IV,243
• Specific Gravity: 1.22
• Solubility Information: Solubility in water: reacts with water. Other solubilities: evolving carbon dioxide in water, soluble in ether, acetone and other organic solven
• SMILES: CC1=C(C=C(C=C1)N=C=O)N=C=O
• Molecular Weight (g/mol): 174.16
• ChEBI: CHEBI:53556
• Percent Purity: 80%
• Chemical Name or Material: Tolylene 2,4-diisocyanate

Safety and Handling

GHS H Statement
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
Causes skin irritation.
Causes serious eye irritation.
Fatal if inhaled.
May cause an allergic skin reaction.
Suspected of cau

GHS P Statement
Immediately call a POISON CENTER or doctor/physician.
If skin irritation occurs: Get medical advice/attention.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
If skin irritat

GHS Signal Word: Danger

missing translation for 'einecsNumber' : 209-544-5

Product Identifier

• Tolylene-2,4-diisocyanate

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 2
• LONG-TERM AQUATIC HAZARD Chronic 3
• Carcinogenicity Category 2
• Serious eye damage/eye irritation Category 2
• Respiratory sensitiser Category 1
• Skin corrosion/irritation Category 2
• Skin sensitiser Category 1
• Specific target organ toxicity Category 3

Hazard Statement

• H317-May cause an allergic skin reaction.
• H334-May cause allergy or asthma symptoms or breathing difficulties if inhaled.
• H315-Causes skin irritation.
• H319-Causes serious eye irritation.
• H351-Suspected of causing cancer.
• H335-May cause respiratory irritation.
• H412-Harmful to aquatic life with long lasting effects.
• H330-Fatal if inhaled.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P273-Avoid release to the environment.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.
• P342+P311-If experiencing respiratory symptoms: Call a POISON CENTER/doctor/ .

RUO – Research Use Only