2,5-Dimethylbenzoxazole

Names

[ CAS No. ]:
5676-58-4

[ Name ]:
2,5-Dimethylbenzoxazole

[Synonym ]:
2,5-dimethyl-1,3-benzoxazole
EINECS 227-136-5
MFCD00005773

Chemical & Physical Properties

[ Density]:
1.09 g/mL at 25 °C(lit.)

[ Boiling Point ]:
218-219 °C(lit.)

[ Molecular Formula ]:
C₉H₉NO

[ Molecular Weight ]:
147.17400

[ Flash Point ]:
196 °F

[ Exact Mass ]:
147.06800

[ PSA ]:
26.03000

[ LogP ]:
2.44460

[ Index of Refraction ]:
n20/D 1.542(lit.)

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DM4821600

CHEMICAL NAME :: Benzoxazole, 2,5-dimethyl-

CAS REGISTRY NUMBER :: 5676-58-4

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C9-H9-N-O

MOLECULAR WEIGHT :: 147.19

WISWESSER LINE NOTATION :: T56 BN DOJ C1 G1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03231

Safety Information

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S23-S24/25-S37/39-S26

[ WGK Germany ]:
3

[ RTECS ]:
DM4821600

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%