1,3,4-Oxadiazole,2,5-diphenyl-

Names

[ CAS No. ]:
725-12-2

[ Name ]:
1,3,4-Oxadiazole,2,5-diphenyl-

[Synonym ]:
2,5-diphenyl-1,3,4-oxadiazole
EINECS 211-968-0
MFCD00003102

Chemical & Physical Properties

[ Density]:
1.174 g/cm3

[ Boiling Point ]:
231 °C13 mm Hg(lit.)

[ Melting Point ]:
138-140 °C(lit.)

[ Molecular Formula ]:
C₁₄H₁₀N₂O

[ Molecular Weight ]:
222.24200

[ Flash Point ]:
231°C/13mm

[ Exact Mass ]:
222.07900

[ PSA ]:
38.92000

[ LogP ]:
3.40360

[ Index of Refraction ]:
1.59

[ Water Solubility ]:
chloroform: 0.1 g/mL, clear

MSDS

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Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: RO0802500

CHEMICAL NAME :: 1,3,4-Oxadiazole, 2-5-diphenyl-

CAS REGISTRY NUMBER :: 725-12-2

BEILSTEIN REFERENCE NO. :: 0170385

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C14-H10-N2-O

MOLECULAR WEIGHT :: 222.26

WISWESSER LINE NOTATION :: T5NN DOJ CR& ER

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 888 mg/kg

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

REFERENCE :: PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 39,858,1984

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 180 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#01715

Safety Information

[ Hazard Codes ]:
Xn:Harmful;

[ Risk Phrases ]:
R22

[ Safety Phrases ]:
S22-S24/25

[ WGK Germany ]:
3

[ RTECS ]:
RO0802500

[ HS Code ]:
2934999090

Synthetic Route

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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%