*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : TL6560000
CHEMICAL NAME : Piperazine, 1-(diphenylmethyl)-4-methyl-,
hydrochloride
CAS REGISTRY NUMBER : 303-25-3
LAST UPDATED : 198910
DATA ITEMS CITED : 13
MOLECULAR FORMULA : C18-H22-N2.Cl-H
MOLECULAR WEIGHT : 302.88
WISWESSER LINE NOTATION : T6N DNTJ A1 DYR&R &GH
COMPOUND DESCRIPTOR : Drug
Reproductive Effector
SYNONYMS/TRADE NAMES :
* N-Benzhydryl-N'-methylpiperazine hydrochloride
* N-Benzhydryl-N'-methylpiperazine monohydrochloride
* Cyclizine chloride
* Cyclizine hydrochloride
* (+-)-1-Diphenylmethyl-4-methylpiperazine hydrochloride
* Marezine hydrochloride
*** 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 : 165 mg/kg
TOXIC EFFECTS :
Behavioral - tremor
Behavioral - convulsions or effect on seizure threshold
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 112,297,1954
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 58 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PHMGBN Pharmacology: International Journal of Experimental and Clinical
Pharmacology. (S. Karger AG, Postfach CH-4009 Basel, Switzerland) V.1-
1968- Volume(issue)/page/year: 13,241,1975
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intramuscular
SPECIES OBSERVED : Bird - pigeon
DOSE/DURATION : 106 mg/kg
TOXIC EFFECTS :
Gastrointestinal - nausea or vomiting
REFERENCE :
JAPMA8 Journal of the American Pharmaceutical Association, Scientific
Edition. (Washington, DC) V.29-49, 1940-60. For publisher information, see
JPMSAE. Volume(issue)/page/year: 46,140,1957
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 225 mg/kg
SEX/DURATION : female 8-16 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
Reproductive - Specific Developmental Abnormalities - eye/ear
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 300 mg/kg
SEX/DURATION : female 12-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - craniofacial
(including nose and tongue)
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
Reproductive - Specific Developmental Abnormalities - eye/ear
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 147,391,1965
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 525 mg/kg
SEX/DURATION : female 6-12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured
before birth)
Reproductive - Fertility - other measures of fertility
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - rat
DOSE : 150 mg/kg
SEX/DURATION : female 7-9 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - female fertility index (e.g. # females pregnant
per # sperm positive females; # females pregnant per # females mated)
Reproductive - Fertility - other measures of fertility
Reproductive - Specific Developmental Abnormalities - eye/ear
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - rat
DOSE : 525 mg/kg
SEX/DURATION : female 6-12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured
before birth)
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE : 525 mg/kg
SEX/DURATION : female 6-12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
Reproductive - Fertility - other measures of fertility
Reproductive - Specific Developmental Abnormalities - eye/ear
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - mouse
DOSE : 150 mg/kg
SEX/DURATION : female 7-9 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
Reproductive - Fertility - other measures of fertility
Reproductive - Specific Developmental Abnormalities - eye/ear
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - mouse
DOSE : 300 mg/kg
SEX/DURATION : female 1-12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured
before birth)
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - rabbit
DOSE : 350 mg/kg
SEX/DURATION : female 8-14 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System
Reproductive - Specific Developmental Abnormalities - eye/ear
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - rabbit
DOSE : 525 mg/kg
SEX/DURATION : female 8-14 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 256,3359,1963
*** END OF RECORD ***