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

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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

Click to get detail MSDS

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

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Benzaldehyde
  • Benzohydrazide
  • 5-Phenyl-1H-tetrazole
  • Benzoyl chloride
  • benzoic acid
  • 2-phenyl-1,3,4-oxadiazole
  • Iodobenzene
  • 2-benzoyl-4,5-dichloro-pyridazin-3-one

DownStream

  • 3,4,5-TRIPHENYL-1,2,4-TRIAZOLE
  • N-benzoyl-N-methyl-benzohydrazide
  • 2-(2-nitrophenyl)-5-phenyl-1,3,4-oxadiazole
  • 2-(4-nitrophenyl)-5-phenyl-[1,3,4]oxadiazole
  • 2-(3-nitrophenyl)-5-(4-nitrophenyl)-1,3,4-oxadiazole
  • 2-(2-nitro-phenyl)-5-(4-nitro-phenyl)-[1,3,4]oxadiazole
  • 2,5-bis(3-nitrophenyl)-1,3,4-oxadiazole
  • 2,5-Bis(4-nitrophenyl)-1,3,4-oxadiazole
  • 2,5-bis-(2-nitro-phenyl)-[1,3,4]oxadiazole

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%

Related Compounds

  • 1,3,4-Oxadiazole,2,5-bis(2,4-dichlorophenyl)-
  • 1,3,4-Oxadiazole,2,5-bis([1,1'-biphenyl]-4-yl)-
  • 1,3,4-Oxadiazole, 2,5-bis[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-
  • [1,3,4]oxadiazole-2,5-diamine
  • (1,3,4-OXADIAZOLE-2,5-DIYL)BIS(4,1-PHENYLENE) BIS(4-HEPTYLBENZOATE)
  • 1,3,4-Oxadiazole,2,5-bis(3-methoxyphenyl)-
  • 1-[2-Methoxy-5-(trifluoromethyl)phenyl]cyclopropan-1-ol
  • 3-(3-{[(Benzyloxy)carbonyl]amino}-5-methylpiperidin-1-yl)propanoic acid
  • 3-Piperidinamine, 1-[(2,4-dichlorophenyl)methyl]-5-(4-methylphenyl)-
  • 3-(3-(Benzyloxy)-2-hydroxy-2-methylpropoxy)-2-bromobenzaldehyde
  • 4-(1-ethyl-1H-pyrazol-4-yl)-N-methylaniline
  • 2-Bromo-3-(2-hydroxy-2-methylpropoxy)benzaldehyde
  • 1-(2-(Benzyloxy)ethoxy)-2-bromo-4-fluorobenzene
  • 2-(3-Chlorophenyl)-8-methylimidazo[1,2-a]pyridine
  • 3-Piperidinecarboxamide, 6-methyl-1-[2-(2H-1,2,3-triazol-2-yl)benzoyl]-, (3R,6R)-
  • 5-(1-Methyl-1H-pyrazol-4-yl)-1H-pyrrole-2-carboxylic acid
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