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Cas Database |
| Name |
4-Nitrophenyl isocyanate |
EINECS | 202-836-3 |
| CAS No. | 100-28-7 | Density | 1.32 g/cm3 |
| PSA | 75.25000 | LogP | 2.08530 |
| Solubility | Insoluble in water. | Melting Point |
56-59 °C(lit.) |
| Formula | C7H4N2O3 | Boiling Point | 270.4 °C at 760 mmHg |
| Molecular Weight | 164.12 | Flash Point | 121.2 °C |
| Transport Information | UN 2206 | Appearance | yellow crystalline solid |
| Safety | 22-26-36/37/39-45 | Risk Codes | 20/21/22-36/37/38-42 |
| Molecular Structure |
|
Hazard Symbols |
 Xn
|
| Synonyms |
Isocyanicacid, p-nitrophenyl ester (6CI,7CI,8CI);1-Isocyanato-4-nitrobenzene;1-Nitro-4-isocyanatobenzene;NSC 9800;p-Nitrophenylisocyanate; |
Article Data | 74 |
4-Nitrophenyl isocyanate Chemical Properties
IUPAC: 1-isocyanato-4-nitrobenzene .
Molecular Formula: C7H4N2O3
Molecular Weight: 164.12g/mol
Melting Point: 56-59 oC(lit.)
Boiling Point: 137-138 oC at 11 mm Hg(lit.)
Flash Point: >110 oC
Storage temp.: 2-8 oC
Sensitive: Moisture Sensitive
Index of Refraction: 1.589
Molar Refractivity: 41.81 cm3
Molar Volume: 124 cm3
Polarizability: 16.57×10-24cm3
Surface Tension: 56.9 dyne/cm
Density: 1.32 g/cm3
Enthalpy of Vaporization: 50.86 kJ/mol
Vapour Pressure: 0.00684 mmHg at 25 oC
The synonyms of 4-Nitrophenyl isocyanate (100-28-7) are p-Nitrophenyl isocyanate ; Timtec-bb sbb006628 ; 1-Isocyanato-4-nitro-benzen ; Ai3-28253 ; Benzene,1-isocyanato-4-nitro- ; Isocyanic acid, P-Nitrophenyl ester ; Isocyanicacid,p-nitrophenylester ; Isocyanic acid 4-nitrophenyl ester .
The stucture of 4-Nitrophenyl isocyanate (100-28-7) is
.
4-Nitrophenyl isocyanate Uses
4-Nitrophenyl isocyanate (100-28-7) is mainly used as medicine and pesticide intermediate.
4-Nitrophenyl isocyanate Toxicity Data With Reference
| 1. | orl-rat LD50:1600 mg/kg | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) No. OTS0528342 . | ||
| 2. | ipr-rat LD50:100 mg/kg | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) No. OTS0528342 . |
4-Nitrophenyl isocyanate Safety Profile
A poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of NOx.
Hazard Codes: .gif){kind=small}
Xn
Risk Statements: 20/21/22-36/37/38-42
20/21/22: Harmful by inhalation, in contact with skin and if swallowed
36/37/38: Irritating to eyes, respiratory system and skin
42: May cause sensitization by inhalation
Safety Statements: 22-26-36/37/39-45
22: Do not breathe dust
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
RIDADR: 2206
WGK Germany: 3
RTECS: DA3692500
F: 10-19-21
F 10: Keep under argon.
F 19: Lachrymator.
F 21: Sensitive to humidity.
HazardClass: 6.1(b)
PackingGroup: III
4-Nitrophenyl isocyanate Specification
4-Nitrophenyl isocyanate (100-28-7) is yellow crystalline solid.
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