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1136-45-4

1136-45-4 structure
1136-45-4 structure
  • Name: 5-Methyl-3-phenyl-1,2-oxazole-4-carboxylic acid
  • Chemical Name: 5-Methyl-3-Phenylisoxazole-4-Carboxylic Acid
  • CAS Number: 1136-45-4
  • Molecular Formula: C11H9NO3
  • Molecular Weight: 203.194
  • Create Date: 2018-12-08 21:20:15
  • Modify Date: 2024-01-05 16:30:07

Name 5-Methyl-3-Phenylisoxazole-4-Carboxylic Acid
Synonyms 4-Isoxazolecarboxylic acid, 5-methyl-3-phenyl-
MFCD00003153
EINECS 214-497-9
5-Methyl-3-phenyl-1,2-oxazole-4-carboxylic acid
5-Methyl-3-phenylisoxazole-4-carboxylic acid
Density 1.3±0.1 g/cm3
Boiling Point 365.0±37.0 °C at 760 mmHg
Melting Point 192-194 °C(lit.)
Molecular Formula C11H9NO3
Molecular Weight 203.194
Flash Point 174.5±26.5 °C
Exact Mass 203.058243
PSA 63.33000
LogP 1.16
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.579

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NY2750000
CHEMICAL NAME :
Isoxazole-4-carboxylic acid, 5-methyl-3-phenyl-
CAS REGISTRY NUMBER :
1136-45-4
BEILSTEIN REFERENCE NO. :
0164939
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C11-H9-N-O3
MOLECULAR WEIGHT :
203.21
WISWESSER LINE NOTATION :
T5NOJ C1 DVQ ER

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1500 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 12,781,1962
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 15,322,1965
Hazard Codes Xi: Irritant;
Risk Phrases R22
Safety Phrases S24/25-S36/37-S22
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS NY2750000
HS Code 2934999090
HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%