Phentolamine
Suppliers
Names
[ CAS No. ]:
50-60-2
[ Name ]:
Phentolamine
[Synonym ]:
Fentolamin
EINECS 200-053-1
MFCD00242985
Phenol, 3-(((4,5-dihydro-1H-imidazol-2-yl)methyl)(4-methylphenyl)amino)-
2-(N-[m-Hydroxyphenyl]-p-toluidinomethyl)imidazoline
Phenol, 3-[[(4,5-dihydro-1H-imidazol-2-yl)methyl](4-methylphenyl)amino]-
Phentalamine
Regitin
Phenotolamine
3-[(4,5-Dihydro-1H-imidazol-2-ylmethyl)(4-methylphenyl)amino]phenol
Dibasin
Fentolamina
Regitine
Phentolaminum
Phentolamine
3-[N-(4,5-dihydro-1H-imidazol-2-ylmethyl)-4-methylanilino]phenol
Rogitine
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Boiling Point ]:
551.0±45.0 °C at 760 mmHg
[ Melting Point ]:
177 - 178ºC
[ Molecular Formula ]:
C17H19N3O
[ Molecular Weight ]:
281.352
[ Flash Point ]:
287.0±28.7 °C
[ Exact Mass ]:
281.152802
[ PSA ]:
47.86000
[ LogP ]:
3.60
[ Vapour Pressure ]:
0.0±1.5 mmHg at 25°C
[ Index of Refraction ]:
1.626
[ Storage condition ]:
-20°C
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- SL0700000
- CHEMICAL NAME :
- Phenol, 3-(((4,5-dihydro-1H-imidazol-2-yl)methyl)(4-methylphe nyl)amino)-
- CAS REGISTRY NUMBER :
- 50-60-2
- BEILSTEIN REFERENCE NO. :
- 0272944
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C17-H19-N3-O
- MOLECULAR WEIGHT :
- 281.39
- WISWESSER LINE NOTATION :
- T5M CN BUTJ B1NR CQ&R D1
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 :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 112,319,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - ptosis Behavioral - tremor Behavioral - ataxia
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 21,1727,1971
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 35 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 105,317,1956
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 2 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CLDND* Compilation of LD50 Values of New Drugs. (J.R. MacDougal, Dept. of National Health and Welfare, Food and Drug Divisions, 35 John St., Ottawa, Ont., Canada)
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- SMWOAS Schweizerische Medizinische Wochenschrift. (Schwabe & Co., Steintorst 13, 4010 Basel, Switzerland) V.50- 1920- Volume(issue)/page/year: 81,352,1951
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 28 mg/kg
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - cyanosis Lungs, Thorax, or Respiration - respiratory depression
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 174,243,1968 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intravenous
- DOSE :
- 100 ug/kg
- SEX/DURATION :
- female 8 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - uterus, cervix, vagina
- REFERENCE :
- DPTHDL Developmental Pharmacology and Therapeutics. (S. Karger Pub., Inc., 79 Fifth Ave., New York, NY 10003) V.1- 1980- Volume(issue)/page/year: 7(Suppl 1),72,1984
Safety Information
[ Safety Phrases ]:
S26-S36/37/39-S45-S8-S25
[ RIDADR ]:
UN 3264 8/PG 2
[ WGK Germany ]:
3
[ Packaging Group ]:
II
[ Hazard Class ]:
8
[ HS Code ]:
2933290090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2933290090
[ Summary ]:
2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%