| Identification | More | [Name]
Benzoxazole | [CAS]
273-53-0 | [Synonyms]
BENZOXAZOLE
1,3-Benzoxazole
1-Oxa-3-aza-1H-indene
1-Oxa-3-azaindene
USAF ek-5017
Benzothiazoie
BENZOOXAZOLE
Benzoxazole, 99.7%
Benzoxazole,97%
Benzoxazole, 99+%
7001 BENZOXAZOLE
benzo[d]oxazole | [EINECS(EC#)]
205-988-9 | [Molecular Formula]
C7H5NO | [MDL Number]
MFCD00005765 | [Molecular Weight]
119.12 | [MOL File]
273-53-0.mol |
| Chemical Properties | Back Directory | [Appearance]
COLORLESS TO YELLOW CRYST. LOW MELTING SOLID | [Melting point ]
27-30 °C(lit.) | [Boiling point ]
182 °C(lit.) | [density ]
1,175 g/cm3 | [refractive index ]
1.5594 | [Fp ]
137 °F
| [storage temp. ]
Refrigerator (+4°C) | [form ]
Liquid | [pka]
1.17±0.10(Predicted) | [color ]
Clear yellow to light brown-orange | [Water Solubility ]
Insoluble | [BRN ]
109467 | [InChIKey]
BCMCBBGGLRIHSE-UHFFFAOYSA-N | [LogP]
1.590 | [CAS DataBase Reference]
273-53-0(CAS DataBase Reference) | [NIST Chemistry Reference]
Benzoxazole(273-53-0) | [EPA Substance Registry System]
273-53-0(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xn,F,Xi | [Risk Statements ]
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
R11:Highly Flammable. | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S37/39:Wear suitable gloves and eye/face protection .
S36:Wear suitable protective clothing . | [RIDADR ]
1325 | [WGK Germany ]
3
| [RTECS ]
DM4375000
| [TSCA ]
Yes | [HazardClass ]
4.1 | [PackingGroup ]
III | [HS Code ]
29349990 | [Toxicity]
LD50 orl-mus: 750 mg/kg MDCHAG 4(1),336,64 |
| Hazard Information | Back Directory | [Chemical Properties]
COLORLESS TO YELLOW CRYST. LOW MELTING SOLID | [Definition]
ChEBI: A benzoxazole in which the benzene ring is fused to a 1,3-oxazole ring across positions 4 and 5. | [Safety Profile]
Poison by intraperitoneal andintravenous routes. Moderately toxic by ingestion. Whenheated to decomposition it emits toxic fumes such asNOx. |
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