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MSDS  : Phenothiazine, 10-((1-methyl-2-piperidyl)ethyl)-2-(methylthio)-
CAS  : 50-52-2
SYNONYMS  : * Mallorol * Malloryl * Meleril * Mellerette * Melleretten * Melleril (liquid) * 2-Methylmercapto-10-(2-(N-methyl-2-piperidyl)ethyl)phenothiazine * 10-(2-(1-Methyl-2-piperidyl)ethyl)-2-(methylthio)phenothiazine * 10H-Phenothiazine, 10-(2-(1-methyl-2-piperidinyl)ethyl)-2-(methylthio)- * Sonapax * Thioridazin * Thioridazine * Thioridazine prolongatum * TP-21
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : SP2100000
CHEMICAL NAME : Phenothiazine,
10-((1-methyl-2-piperidyl)ethyl)-2-(methylthio)-
CAS REGISTRY NUMBER : 50-52-2
LAST UPDATED : 199712
DATA ITEMS CITED : 28
MOLECULAR FORMULA : C21-H26-N2-S2
MOLECULAR WEIGHT : 370.61
WISWESSER LINE NOTATION : T C666 BN ISJ ES1 B2- BT6NTJ A1
COMPOUND DESCRIPTOR : Drug
Mutagen
Reproductive Effector
Human
SYNONYMS/TRADE NAMES :
* Mallorol
* Malloryl
* Meleril
* Mellerette
* Melleretten
* Melleril (liquid)
* 2-Methylmercapto-10-(2-(N-methyl-2-piperidyl)ethyl)phenothiazine
* 10-(2-(1-Methyl-2-piperidyl)ethyl)-2-(methylthio)phenothiazine
* 10H-Phenothiazine, 10-(2-(1-methyl-2-piperidinyl)ethyl)-2-(methylthio)-
* Sonapax
* Thioridazin
* Thioridazine
* Thioridazine prolongatum
* TP-21

*** HEALTH HAZARD DATA ***

** ACUTE TOXICITY DATA **

TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - man
DOSE/DURATION : 43 mg/kg
TOXIC EFFECTS :
Cardiac - other changes
Lungs, Thorax, or Respiration - acute pulmonary edema
Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher
information, see JTCTDW. Volume(issue)/page/year: 7,133,1974

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - child
DOSE/DURATION : 28 mg/kg/2W-I
TOXIC EFFECTS :
Behavioral - muscle contraction or spasticity
REFERENCE :
AJPSAO American Journal of Psychiatry. (American Psychiatric Assoc.,
Circulation Dept., 1400 K St., NW, Washington, DC 20005) V.78- 1921-
Volume(issue)/page/year: 143,1176,1985

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - woman
DOSE/DURATION : 14500 mg/kg/15Y-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - visual field changes
Sense Organs and Special Senses (Eye) - retinal changes (pigmentary
depositions, retinitis, other)
REFERENCE :
CMAJAX Canadian Medical Association Journal. (Canadian Medical Assoc., POB
8650, Ottawa, ON K1G 0G8, Canada) V.1- 1911- Volume(issue)/page/year:
132,737,1985

TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human
DOSE/DURATION : 43 mg/kg
TOXIC EFFECTS :
Vascular - regional or general arteriolar or venous dilation
Lungs, Thorax, or Respiration - chronic pulmonary edema
Blood - hemorrhage
REFERENCE :
ARGPAQ Archives of General Psychiatry. (AMA, 535 N. Dearborn St.,
Chicago,IL 60610) V.3- 1960- Volume(issue)/page/year: 34,955,1977

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - child
DOSE/DURATION : 25 mg/kg
TOXIC EFFECTS :
Cardiac - change in rate
Behavioral - toxic psychosis
REFERENCE :
AJDCAI American Journal of Diseases of Children. (AMA, 535 N. Dearborn St.,
Chicago, IL 60610) V.1-80(3), 1911-50; V.100- 1960-
Volume(issue)/page/year: 130,507,1976

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human
DOSE/DURATION : 24 mg/kg
TOXIC EFFECTS :
Autonomic Nervous System - parasympatholytic
REFERENCE :
AACRAT Anesthesia and Analgesia (New York). (Elsevier Science Pub. Co.,
Inc., 52 Vanderbilt Ave., New York, NY 10017) V.36- 1957-
Volume(issue)/page/year: 52,938,1973

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - man
DOSE/DURATION : 5214 mg/kg/5Y-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - retinal changes (pigmentary
depositions, retinitis, other)
REFERENCE :
AJPSAO American Journal of Psychiatry. (American Psychiatric Assoc.,
Circulation Dept., 1400 K St., NW, Washington, DC 20005) V.78- 1921-
Volume(issue)/page/year: 153,1234,1996

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 995 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
18,185,1971

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 150 mg/kg
TOXIC EFFECTS :
Behavioral - anticonvulsant
Behavioral - antipsychotic
REFERENCE :
PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation
of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1-
1967- Volume(issue)/page/year: 10,1001,1976

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 640 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - ptosis
Autonomic Nervous System - central sympatholytic
Behavioral - alteration of classical conditioning
REFERENCE :
MDCHAG Medicinal Chemistry: A Series of Monographs. (Academic Press, Inc.,
1 E. First St., Duluth, MN 55802) V.1- 1963- Volume(issue)/page/year:
4(2),199,1967

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 71 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris,
France) V.1- 1946- Volume(issue)/page/year: 18,373,1963

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 385 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: 15,841,1965

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 65 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc.,
Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC
20037) V.6- 1963- Volume(issue)/page/year: 13,23,1970

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 310 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15
Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881-
Volume(issue)/page/year: 90,800,1970

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 53 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FMXXAJ French Medicament Patent Document. (U.S. Patent and Trademark
Office, Foreign Patents, Washington, DC 20231) Discontinued.
Volume(issue)/page/year: #2235M

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 1200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FMXXAJ French Medicament Patent Document. (U.S. Patent and Trademark
Office, Foreign Patents, Washington, DC 20231) Discontinued.
Volume(issue)/page/year: #2235M

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 26 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FMXXAJ French Medicament Patent Document. (U.S. Patent and Trademark
Office, Foreign Patents, Washington, DC 20231) Discontinued.
Volume(issue)/page/year: #2235M

** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 3040 mg/kg/22W-I
TOXIC EFFECTS :
Cardiac - EKG changes not diagnostic of specified effects
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag,
Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951-
Volume(issue)/page/year: 30,1709,1980

** REPRODUCTIVE DATA **

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - man
DOSE : 10 mg/kg
SEX/DURATION : male 7 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - impotence
REFERENCE :
AJPSAO American Journal of Psychiatry. (American Psychiatric Assoc.,
Circulation Dept., 1400 K St., NW, Washington, DC 20005) V.78- 1921-
Volume(issue)/page/year: 118,171,1961

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - man
DOSE : 30 mg/kg
SEX/DURATION : male 7 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - impotence
REFERENCE :
AJPSAO American Journal of Psychiatry. (American Psychiatric Assoc.,
Circulation Dept., 1400 K St., NW, Washington, DC 20005) V.78- 1921-
Volume(issue)/page/year: 117,1041,1961

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - man
DOSE : 3214 ug/kg
SEX/DURATION : male 3 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - impotence
REFERENCE :
AJPSAO American Journal of Psychiatry. (American Psychiatric Assoc.,
Circulation Dept., 1400 K St., NW, Washington, DC 20005) V.78- 1921-
Volume(issue)/page/year: 118,173,1961

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE : 80 mg/kg
SEX/DURATION : female 1-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
gain)
REFERENCE :
JNEUAY Journal of Neuropsychiatry. (Chicago, IL) V.1-5, 1959-64. For
publisher information, see BENPBG. Volume(issue)/page/year: 3,295,1962

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - mouse
DOSE : 100 mg/kg
SEX/DURATION : female 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Fertility - other measures of fertility
REFERENCE :
AJOGAH American Journal of Obstetrics and Gynecology. (C.V. Mosby Co.,
11830 Westline Industrial Dr., St. Louis, MO 63146) V.1- 1920-
Volume(issue)/page/year: 83,1405,1962

** MUTATION DATA **

TYPE OF TEST : Sex chromosome loss and nondisjunction
ROUTE OF EXPOSURE : Oral
TEST SYSTEM : Insect - Drosophila melanogaster
DOSE/DURATION : 100 mg/L
REFERENCE :
IJEBA6 Indian Journal of Experimental Biology. (Publications & Information
Directorate, CSIR, Hillside Rd., New Delhi 110 012, India) V.1- 1963-
Volume(issue)/page/year: 11,403,1973

*** REVIEWS ***

TOXICOLOGY REVIEW
JMSCA9 Journal of Mental Science. (London, UK) V.4-108, 1857-1962. For
publisher information, see BJPYAJ. Volume(issue)/page/year: 106,755,1960

TOXICOLOGY REVIEW
IDPYAK Industrial Pharmacology. (Mount Kisco, NY) V.1-3, 1974-79.
Discontinued. Volume(issue)/page/year: 1,203,1974

*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X5668
No. of Facilities: 35 (estimated)
No. of Industries: 1
No. of Occupations: 1
No. of Employees: 430 (estimated)
No. of Female Employees: 239 (estimated)

*** STATUS IN U.S. ***

EPA GENETOX PROGRAM 1988, Positive: D melanogaster Sex-linked lethal


*** END OF RECORD ***
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ALL Chemical Property And Toxicity Analysis PAGES IN THIS GROUP
NAMECAS
Phenol, 2-nitro-3,4,6-trichloro-, cyclohexylcarbamate 14572-54-4
Phenothiazine,10-(N-(3-(4-methyl-1-piperazinyl)propyl)glycyl)-,trimaleate 14572-54-4
Phenothiazine,10-(3-(4-methyl-1-piperazinyl)propyl)-, maleate 6002-77-3
Phenothiazine,10-(3-(4-methyl-1-piperazinyl)propyl)-, malonate 22539-28-2
Phenothiazine,10-(3-(4-methyl-1-piperazinyl)propyl)-2-(trifluoromethyl)- 117-89-5
Phenothiazine,10-(3-(4-methyl-1-piperazinyl)propyl)-2-(trifluoromethyl)-, dihydrochloride 440-17-5
Phenothiazine,10-(3-(4-methyl-1-piperazinyl)propyl)-2-(trifluoromethyl)-, maleate (1:2) 605-75-4
Phenothiazine,10-(N-methyl-N-(2-piperidinoethyl)glycyl)- 95128-63-5
Phenothiazine, 10-(1-methyl-3-piperidyl)- 101976-53-8
Phenothiazine, 10-(N-methyl-4-piperidyl)- 63834-14-0
Phenothiazine, 10-(2-(1-methyl-2-piperidyl)ethyl)- 32367-75-2
Phenol, 2-nitro-3,4,6-trichloro-,3,4-dichlorocarbanilate 73986-60-4
10H-Phenothiazine,10-(1-(1-methyl-2-piperidyl)ethyl)-2-(methylsulfinyl)- 31863-89-5
Phenothiazine,10-(2-(1-methyl-2-piperidyl)ethyl)-2-(methylsulfinyl)- 5588-33-0
Phenothiazine,10-(2-(1-methyl-2-piperidyl)ethyl)-2-methylsulfonyl-, 14759-06-9
Phenothiazine,10-((1-methyl-2-piperidyl)ethyl)-2-(methylthio)- 50-52-2
Phenothiazine,10-(2-(1-methyl-2-piperidyl)ethyl)-2-(methylthio)-,and 10-(3-(4-methyl-1-piperazinyl)propyl)-2-(trifluoromethyl)phenothiazine 50-52-2
Phenothiazine,10-(2-(1-methyl-2-piperidyl)ethyl)-2-(methylthio)-,monohydrochloride 130-61-0
Phenothiazine,10-((1-methyl-2-piperidyl)ethyl)-2-(methylthio)-,mixed with norephedrine hydrochloride (2:1) 130-61-0
Phenothiazine, 1-(1-methyl-2-piperidyl)methyl-, 60706-52-7
Phenothiazine, 10-((1-methyl-3-piperidyl)methyl)- 60-89-9
Phenothiazine, 10-(1-methyl-4-piperidyl)methyl- 3772-71-2
Phenol, 2-nitro-3,4,6-trichloro-, phenylcarbamate 14572-56-6
Phenothiazine, 10-((1-methyl-3-piperidyl)methyl)-,monohydrochloride 2975-36-2
10H-Phenothiazine,10-(2-(2-methyl-1-pyrrolidinyl)ethyl)-, 1',5-dioxide 2975-36-2
10H-Phenothiazine,10-(2-(2-methyl-1-pyrrolidinyl)ethyl)-,monohydrochloride 2975-36-2
Phenothiazine, 10-((1-methyl-3-pyrrolidinyl)methyl)- 1982-37-2
Phenothiazine, 10-((1-methyl-3-pyrrolidinyl)methyl)-,monohydrochloride 1229-35-2
Phenothiazine,10-(N-(2-morpholinoethyl)-beta-alanyl)-, dimaleate 1229-35-2
Phenothiazine,10-(3-(beta-morpholinoethylamino)propyl)-2-trifluoromethyl-, dihydrochloride 3772-70-1
Phenothiazine, 10-(N-(2-morpholinoethyl)glycyl)-,dimaleate 102602-97-1
Phenothiazine, 10-(3-morpholinopropyl)- 4935-70-0
Phenothiazine,10-(N-(3-morpholinopropyl)-beta-alanyl)-, dimaleate 4935-70-0
Phenol, p-nitro-, zinc salt 64047-83-2
Phenothiazine, 10-(N-(3-morpholinopropyl)glycyl)-,dimaleate 107176-89-6
Phenothiazine, 10-(3-morpholinopropyl)-,monohydrochloride 107176-89-6
10H-Phenothiazine,10-(2-(4-morpholinyl)ethyl)-2-(trifluoromethyl)-,monohydrochloride 107176-89-6
10H-Phenothiazine, 10-((1-naphthalenyloxy)acetyl)- 136776-28-8
10H-Phenothiazine, 10-((2-naphthalenyloxy)acetyl)- 136801-31-5
Phenothiazine,10-(((o-nitrobenzylidene)hydrazono)acetyl)- 54012-79-2
10H-Phenothiazine, 10-((2-nitrophenoxy)acetyl)- 41648-56-0
10H-Phenothiazine, 10-((3-nitrophenoxy)acetyl)- 136776-23-3
10H-Phenothiazine, 10-((4-nitrophenoxy)acetyl)- 41648-57-1
10H-Phenothiazine,10-(((1-(4-nitrophenyl)ethylidene)hydrazino)acetyl)- 68026-83-5
Phenol, nonyl- 25154-52-3
10H-Phenothiazine, 3-nitro-10-phenyl-, 5-oxide 63185-29-5
Phenothiazine,10-(3-(octahydro-2H-pyrido(1,2-a)pyrazin-2-yl)propyl)-, maleate (1:2) 33492-19-2
Phenothiazine,10-(3-(octahydro-2H-pyrido(1,2-a)pyrazin-2-yl)propyl)-2-(trifluoromethyl)-, maleate (1:2) 33492-21-6
10H-Phenothiazine,10-((octahydro-2H-quinolizin-1-yl)acetyl)-,(1S-trans)- 104960-17-0
10H-Phenothiazine,10-((octahydro-2H-quinolizin-1-yl)acetyl)-2-(trifluoromethyl)-, (1S-trans)- 156213-25-1

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