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2-METHYLBENZOXAZOLE
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Name

2-METHYLBENZOXAZOLE

 EINECS 202-399-9
CAS No. 95-21-6 Density 1.149 g/cm3
PSA 26.03000 LogP 2.13620
Solubility immiscible with water Melting Point 5-10 °C(lit.)
Formula C8H7NO Boiling Point 200.5 °C at 760 mmHg
Molecular Weight 133.15 Flash Point 75 °C
Transport Information UN 1760 Appearance clear colourless to yellow liquid
Safety 26-36/37/39-37/39-45-27 Risk Codes 22-36/37/38-41-37/38-34-20/21/22
Molecular Structure Molecular Structure of 95-21-6 (2-Methylbenzoxazole) Hazard Symbols HarmfulXn,IrritantXi,CorrosiveC
Synonyms

2-Methyl-1,3-benzoxazole;2-Methylbenzo[d]oxazole;NSC 3824;

Article Data 144

2-METHYLBENZOXAZOLE Chemical Properties

Chemical Name: 2-Methylbenzoxazole
IUPAC NAME: 2-methyl-1,3-benzoxazole
CAS No.: 95-21-6
EINECS: 202-399-9
Molecular Formula: C8H7NO
Formula Weight: 133.15 g/mol
Structure:
                      
The synonyms of 2-METHYLBENZOXAZOLE(95-21-6):2-Methyl-1,3-benzoxazole;2-Methyl-benzooxazole ;2-Methylbenzoxazol;2-METHYLBENZOXAZOLE;1-ACETYLIDENE-O-AMINOPHENOL;2-METHYLBENZODOXAZOLE
Appearance: Yellow liquid
Density: 1.121 g/mL at 25 °C(lit.)
Flash Point: 75 °C
Melting Point: 5-10 °C(lit.)
Boiling Point: 178 °C(lit.)
Storage temp.: Refrigerator
Solubility: insoluble in water,soluble in alcohol
Sensitivity: Light sensitive.

2-METHYLBENZOXAZOLE Uses

2-METHYLBENZOXAZOLE(95-21-6) is used for the dye, medicine and synthesis of organic compounds

2-METHYLBENZOXAZOLE Production

Product Categories:blocks;Bromides;Oxazoles;FluoroCompounds;NitroCompounds;Oxazole&Isoxazole; Heterocyclic Compounds;Building Blocks;Intermediates of Dyes and Pigments;Heterocyclic Building Blocks

2-METHYLBENZOXAZOLE Toxicity Data With Reference

1.   

skn-rbt 500 mg/24H SEV

   28ZPAK    Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,157.
2.   

eye-rbt 250 µg/24H SEV

   28ZPAK    Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,157.
3.   

orl-mus LD40:1100 mg/kg

   JACSAT    Journal of the American Chemical Society. 67 (1945),905.
4.   

ipr-mus LD50:400 mg/kg

   NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) No. AD277-689 .

mouse     LD40     oral 1100mg/kg (1100mg/kg)       Journal of the American Chemical Society. Vol. 67, Pg. 905, 1945.
mouse     LD50     intraperitoneal 400mg/kg (400mg/kg)      National Technical Information Service. Vol. AD277-689, 

2-METHYLBENZOXAZOLE Consensus Reports

Reported in EPA TSCA Inventory.

2-METHYLBENZOXAZOLE Safety Profile

Poison by intraperitoneal route. Moderately toxic by ingestion. A severe skin and eye irritant. When heated to decomposition it emits toxic fumes of NOx.
Hazard Codes:
    Xn: Harmful  
    Xi: Irritant 
    C: Corrosive  
Risk Statements about 2-METHYLBENZOXAZOLE(95-21-6):
    R22 Harmful if swallowed.
    R34 Causes burns.
    R41 Risk of serious damage to the eyes.
    R37/38 Irritating to respiratory system and skin.
    R20/21/22 Harmful by inhalation, in contact with skin and if swallowed.
    R36/37/38 Irritating to eyes, respiratory system and skin.
Safety Statements about 2-METHYLBENZOXAZOLE(95-21-6):
    S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
    S27 Take off immediately all contaminated clothing.
    S45 In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
    S37/39 Wear suitable gloves and eye/face protection.
    S36/37/39 Wear suitable protective clothing, gloves and eye/face protection.

2-METHYLBENZOXAZOLE Specification

Stability: Stable under normal temperatures and pressures. but keep away from strong oxidizing agents, direct light, heat.
Storage:Keep away from heat, sparks, and flame. Keep away from sources of ignition.  Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from light.
Handling:Wash thoroughly after handling. Use only in a well ventilated area.Do not get in eyes, on skin, or on clothing.Do not pressurize, cut, weld, braze, solder, drill, grind, or expose empty containers to heat, sparks or open flames.

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