nafronyl

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Names

[ CAS No. ]:
31329-57-4

[ Name ]:
nafronyl

[Synonym ]:
LS 84
Praxilene
2-diethylaminoethyl 1-(tetrahydro-2-furyl)-3-(1-naphthyl)propane-2-carboxylate
3-<Naphthyl-1->-2-<tetrahydrofuranyl-2-methyl>-propionsaeure-<3-diethylamino-ethylester>
MFCD00868290
2-(Diethylamino)ethyl 3-(naphthalen-1-yl)-2-((tetrahydrofuran-2-yl)methyl)propanoate
EINECS 250-572-2
Dusodril
Naftidrofuryl
Naftidrofuryl [INN:BAN]
Naphtidrofuryl
Tridus
Naftidrofurylum [INN-Latin]
2-<Tetrahydro-furfuryl>-3-<1-naphthyl>2-diaethylamino-aethylester>nafronyl

Chemical & Physical Properties

[ Density]:
1.079g/cm3

[ Boiling Point ]:
171 °C / 4mmHg

[ Melting Point ]:
80-83°C

[ Molecular Formula ]:
C24H33NO3

[ Molecular Weight ]:
383.52400

[ Flash Point ]:
267.3ºC

[ Exact Mass ]:
383.24600

[ PSA ]:
38.77000

[ LogP ]:
4.45260

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
LU5800000
CHEMICAL NAME :
2-Furanpropionic acid, tetrahydro-alpha-(1-naphthylmethyl)-, 2-(diethylamino)ethyl ester
CAS REGISTRY NUMBER :
31329-57-4
LAST UPDATED :
199612
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C24-H33-N-O3
MOLECULAR WEIGHT :
383.58
WISWESSER LINE NOTATION :
L66J B1YVO2N2&2&1- BT5OTJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1890 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
GNRIDX Gendai no Rinsho. (Tokyo, Japan) V.1-10, 1967-76(?). Volume(issue)/page/year: 5,1,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
120 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
GNRIDX Gendai no Rinsho. (Tokyo, Japan) V.1-10, 1967-76(?). Volume(issue)/page/year: 5,1,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2500 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
GNRIDX Gendai no Rinsho. (Tokyo, Japan) V.1-10, 1967-76(?). Volume(issue)/page/year: 5,1,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
365 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 10,291,1975
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
129 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
GNRIDX Gendai no Rinsho. (Tokyo, Japan) V.1-10, 1967-76(?). Volume(issue)/page/year: 5,1,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
272 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
GNRIDX Gendai no Rinsho. (Tokyo, Japan) V.1-10, 1967-76(?). Volume(issue)/page/year: 5,1,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
23 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EJTXAZ European Journal of Toxicology and Environmental Hygiene. (Paris, France) V.7-9, 1974-76. For publisher information, see TOERD9. Volume(issue)/page/year: 8,188,1975

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2932190090

Synthetic Route

Precursor & DownStream

Precursor

  • Furfural
  • Propanedioic acid,2-(2-furanylmethylene)-, 1,3-diethyl ester
  • Tetrahydrofrufryl bromide
  • Tetrahydrofurfuryl alcohol
  • Diethyl (1-naphthylmethyl)(tetrahydrofurfuryl)malonate
  • diethyl tetrahydrofurfurylmalonate
  • 1-Chloromethyl naphthalene
  • 1-(tetrahydro-2-furyl)-3-(1-naphthyl)propane-2,2-dicarboxylic acid
  • Dimethyl sulfate
  • 2-(Diethylamino)ethanol

DownStream

  • Naftidrofuryl (oxalate)

Customs

[ HS Code ]: 2932190090

[ Summary ]:
2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%


Related Compounds

  • Nafronyl-d4
  • nafronyl oxalate