ChemicalBook > CAS DataBase List > 2-Methylbenzoxazole

2-Methylbenzoxazole

Product Name
2-Methylbenzoxazole
CAS No.
95-21-6
Chemical Name
2-Methylbenzoxazole
Synonyms
2-Methylbenzoxazol;Benzoxazole, 2-methyl-;TABAXOL;2-Methyl-1,3-benzoxazole;2-METHYL-4,5-BENZOXAZOLE;usafek-982;USAF ek-982;methyl benzoxole;METHYLBENZOXAZOLE;2-METHYLBENZOXAZOLE
CBNumber
CB1340839
Molecular Formula
C8H7NO
Formula Weight
133.15
MOL File
95-21-6.mol
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2-Methylbenzoxazole Property

Melting point:
5-10 °C(lit.)
Boiling point:
178 °C(lit.)
Density 
1.121 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.548(lit.)
FEMA 
4398 | 2-METHYL-4,5-BENZOXAZOLE
Flash point:
167 °F
storage temp. 
Keep in dark place,Sealed in dry,Room Temperature
pka
1.58±0.10(Predicted)
form 
clear liquid
color 
Colorless to Light yellow to Light orange
Specific Gravity
1.121
Odor
at 0.10 % in dipropylene glycol. tobacco burnt phenolic meaty powdery capers
Odor Type
tobacco
Water Solubility 
Not miscible in water.
JECFA Number
1557
BRN 
112297
InChIKey
BJEBCCKIVRWKGV-UHFFFAOYSA-N
LogP
1.82
CAS DataBase Reference
95-21-6(CAS DataBase Reference)
NIST Chemistry Reference
Benzoxazole, 2-methyl-(95-21-6)
EPA Substance Registry System
Benzoxazole, 2-methyl- (95-21-6)
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Safety

Hazard Codes 
Xn,Xi,C
Risk Statements 
22-36/37/38-41-37/38-34-20/21/22
Safety Statements 
26-36/37/39-37/39-45-27
RIDADR 
UN 1760
WGK Germany 
3
RTECS 
DM4850000
F 
8
TSCA 
Yes
HazardClass 
8
PackingGroup 
III
HS Code 
29349990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H318Causes serious eye damage

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
108936
Product name
2-Methylbenzoxazole
Purity
99%
Packaging
25g
Price
$59
Updated
2023/06/20
TCI Chemical
Product number
M0557
Product name
2-Methylbenzoxazole
Purity
>99.0%(GC)
Packaging
25g
Price
$59
Updated
2024/03/01
TCI Chemical
Product number
M0557
Product name
2-Methylbenzoxazole
Purity
>99.0%(GC)
Packaging
500g
Price
$276
Updated
2021/12/16
Alfa Aesar
Product number
A13198
Product name
2-Methylbenzoxazole, 98%
Packaging
25g
Price
$54.65
Updated
2024/03/01
Alfa Aesar
Product number
A13198
Product name
2-Methylbenzoxazole, 98%
Packaging
100g
Price
$169.65
Updated
2024/03/01
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2-Methylbenzoxazole Chemical Properties,Usage,Production

Chemical Properties

clear colourless to yellow liquid

Chemical Properties

Yellowish liquid, solidifying in the cold.
Insoluble in water, soluble in alcohol, miscible with most oils. Very sweet odor of rather gassy-pungent character when undiluted, becoming floralsweet, heavy, when diluted.

Uses

2-Methylbenzoxazole has been used in synthesis of bis-styryl dyes. It is also used in medicine and for the synthesis of other organic compounds.

Production Methods

2-Methylbenzoxazole can be produced from ortho-Aminophenol plus Acetic anhydride by heating and distilling.

Definition

ChEBI: A member of the class of 1,3-benzoxazoles that is 1,3-benzoxazole substituted by a methyl group at position 2.

Aroma threshold values

High strength odor, tobacco type; recommend smelling in a 0.10% solution or less.

Synthesis Reference(s)

Tetrahedron Letters, 37, p. 675, 1996 DOI: 10.1016/0040-4039(95)02240-6

Biochem/physiol Actions

Odor at 1.0%: Musty, nutty pecan, almond and pistachio-like, tobacco, vanilla-like with brown roasted burnt rubber and cooked rice-like nuances.Taste at 2.0ppm: Musty, nutty, vanilla and rice-like.

2-Methylbenzoxazole Preparation Products And Raw materials

Raw materials

Preparation Products

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2-Methylbenzoxazole Suppliers

Americas 1 Belgium 1 China 115 Europe 3 Germany 4 India 5 Japan 4 Slovakia 1 Switzerland 2 Ukraine 1 United Kingdom 8 United States 27 USA 1 Global 173
Aladdin Scientific
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View Lastest Price from 2-Methylbenzoxazole manufacturers

Shaanxi Dideu Medichem Co. Ltd
Product
2-Methylbenzoxazole 95-21-6
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
99.0%
Supply Ability
1000KG
Release date
2024-08-15
Honest Joy Holdings Limited
Product
2-methylbenzoxazole 95-21-6
Price
US $0.00/KG
Min. Order
1KG
Purity
99.3%
Supply Ability
100 tons
Release date
2022-01-14
Zhuozhou Wenxi import and Export Co., Ltd
Product
2-Methylbenzoxazole 95-21-6
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-08-11

95-21-6, 2-MethylbenzoxazoleRelated Search:

Tolyltriazole 1H-Benzotriazole Difenoconazole Albendazole 2,1,3-Benzothiadiazole 2-Phenylbenzoxazole 2,5-Dimethylbenzoxazole 2-METHYLNAPHTHO(2,1-D)OXAZOLE 5-CHLORO-2-METHYLBENZOXAZOLE,5-CHLORO-2-METHYLBENZOXAZOLE 98+%,Chloro-2-methylbenzoxazole 3,3'-DIETHYLOXADICARBOCYANINE IODIDE 5-Methyl-1H-benzotriazole 2-(2-HYDROXYPHENYL)BENZOXAZOLE 2,5,6-TRIMETHYLBENZOXAZOLE 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole 2-Chloro-3-ethylbenzoxazolium tetrafluoroborate BBOT 2-(4-BIPHENYLYL)-6-PHENYLBENZOXAZOLE 2-Methyl-5-phenylbenzoxazole

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  • Heterocyclic Building Blocks
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  • Heterocyclic Compounds
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