| Identification | More | [Name]
1,4-Phenylene diisocyanate | [CAS]
104-49-4 | [Synonyms]
1,4-PHENYLENE DIISOCYANATE
3-fluoro-4-phenylhydratropic acid
BENZENE 1,4-DIISOCYANATE
PPDI
P-PHENYLENE DIISOCYANATE
1,4-Benzenediisocyanate
1,4-diisocyanato-benzen
1,4-Diisocyanatobenzene
1,4-diisocyanato-Benzene
benzene,1,4-diisocyanato-
Isocyanic acid, p-phenylene ester
isocyanicacid,p-phenyleneester
Phenylene-1,4-diisocyanate
p-Phenylene isocyanate
p-phenyleneisocyanate
FLURBIPROFEN USP24
p-phenyl diisocyanate
Para Phenylene Diisocyanate
1,4-Phenyldiisocyanate
p-phenyl diisocyanate (PPDI) | [EINECS(EC#)]
203-207-6 | [Molecular Formula]
C8H4N2O2 | [MDL Number]
MFCD00002025 | [Molecular Weight]
160.13 | [MOL File]
104-49-4.mol |
| Chemical Properties | Back Directory | [Appearance]
white to light yellow crystals | [Melting point ]
96-99 °C (lit.) | [Boiling point ]
260 °C (lit.) | [density ]
1.3848 (rough estimate) | [vapor pressure ]
<0.01 mm Hg ( 20 °C)
| [refractive index ]
1.4900 (estimate) | [Fp ]
>230 °F
| [solubility ]
THF: soluble | [form ]
powder to crystal | [color ]
White to Light yellow | [Stability:]
Stable. Combustible. Incompatible with strong oxidising agents, strong alkalies, strong acids, alcohols, amines. Moisture sensitive. | [Water Solubility ]
130mg/L at 20℃ | [LogP]
3.19 at 20℃ | [CAS DataBase Reference]
104-49-4(CAS DataBase Reference) | [NIST Chemistry Reference]
Benzene, 1,4-diisocyanato-(104-49-4) | [EPA Substance Registry System]
104-49-4(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xn | [Risk Statements ]
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
R42:May cause sensitization by inhalation. | [Safety Statements ]
S22:Do not breathe dust .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37:Wear suitable protective clothing and gloves . | [RIDADR ]
UN 2811 6.1/PG 3
| [WGK Germany ]
3
| [RTECS ]
CZ6150000
| [HazardClass ]
6.1 | [PackingGroup ]
III | [HS Code ]
29291010 |
| Hazard Information | Back Directory | [General Description]
White crystals or pale yellow chunky solid. Pungent odor. | [Reactivity Profile]
1,4-PHENYLENE DIISOCYANATE(104-49-4) is sensitive to moisture. This chemical is incompatible with water, strong acids, strong alkalis, strong oxidizers, alcohol, amines and other hydrogen compounds. | [Air & Water Reactions]
Reacts slowly with water to form CO2 | [Fire Hazard]
This chemical is combustible. | [Chemical Properties]
white to light yellow crystals | [Uses]
1,4-Phenylene diisocyanate has been used:
- as croos-linking reagent to investigate the mechanism of enzyme immobilization on silanized surfaces
- in the synthesis of dipodal bis-urea receptor, a selective receptor for hydrogen sulfate
- in deposition of polyurea resists films via molecular layer deposition
| [Synthesis Reference(s)]
Journal of Heterocyclic Chemistry, 7, p. 177, 1970 DOI: 10.1002/jhet.5570070126 | [Flammability and Explosibility]
Notclassified |
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