4-ethoxymethylene-2-phenyl-2-oxazolin-5-one

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Names

[ CAS No. ]:
15646-46-5

[ Name ]:
4-ethoxymethylene-2-phenyl-2-oxazolin-5-one

[Synonym ]:
4-Ethoxymethylene-2-phenyloxazolin-5-one
EINECS 239-713-9
4-ETHOXYMETHYLENE-2-PHENYL-2-OXAZOLIN-5-ONE
MFCD00003204
4-(ethoxymethylidene)-2-phenyl-1,3-oxazol-5-one

Chemical & Physical Properties

[ Density]:
1.18 g/cm3

[ Boiling Point ]:
308.8ºC at 760 mmHg

[ Melting Point ]:
94-96 °C (dec.)(lit.)

[ Molecular Formula ]:
C12H11NO3

[ Molecular Weight ]:
217.22

[ Flash Point ]:
136.8ºC

[ Exact Mass ]:
217.07400

[ PSA ]:
47.89000

[ LogP ]:
1.30350

[ Vapour Pressure ]:
0.000666mmHg at 25°C

[ Index of Refraction ]:
1.561

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RQ5786250
CHEMICAL NAME :
2-Oxazolin-5-one, 4-ethoxymethylene-2-phenyl-
CAS REGISTRY NUMBER :
15646-46-5
LAST UPDATED :
198209
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C12-H11-N-O3
MOLECULAR WEIGHT :
217.24
WISWESSER LINE NOTATION :
T5NYVOJ BU1O2 ER

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#06780

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H317

[ Precautionary Statements ]:
P280

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ Hazard Codes ]:
Xn: Harmful;

[ Risk Phrases ]:
R43

[ Safety Phrases ]:
S36

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
RQ5786250

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Hippuric acid
  • Triethyl orthoformate
  • 3,3-diethoxy-2-benzoylamino-propionic acid
  • 3-ethoxy-2-benzoylamino-acrylic acid
  • 2,4-Pentandione
  • 4-methoxymethylene-2-phenyl-4H-oxazol-5-one
  • Ethyl formate

DownStream

  • 2-benzamido-4-cyano-1-oxo-1H,5H-pyrido(1,2-a)benzimidazole
  • 4-(benzylsulfanylmethylidene)-2-phenyl-1,3-oxazol-5-one
  • 2-[(5-oxo-2-phenyl-1,3-oxazol-4-ylidene)methylamino]acetic acid
  • 4-(hydroxymethylidene)-2-phenyl-1,3-oxazol-5-one
  • N-(4-oxopyrido[1,2-a]pyrimidin-3-yl)benzamide
  • 4-(chloromethylidene)-2-phenyl-1,3-oxazol-5-one
  • N-(2,5-dioxo-7,8-dihydro-6H-chromen-3-yl)benzamide
  • 4-(1H-indol-5-ylmethylidene)-2-phenyl-1,3-oxazol-5-one

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%

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Related Compounds

  • 4-ethoxymethylene-2-phenyl-2-oxazolin-5-one
  • 4-benzylidene-2-phenyl-2-oxazolin-5-one
  • 4-(1-Isoquinolyl)-2-phenyl-2-oxazolin-5-one
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