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MSDS  : 1H-1,4-Benzodiazepine, 7-chloro-2,3-dihydro-1-methyl-5-phenyl-
CAS  : 2898-12-6
SYNONYMS  : * Ansilan * 1H-1,4-Benzodiazepine, 2,3-dihydro-7-chloro-1-methyl-5-phenyl- * 7-Chloro-2,3-dihydro-1-methyl-5-phenyl-1H-1,4-benzodiazepine * 2,3-Dihydro-7-chloro-1-methyl-5-phenyl-1H-1,4-benzodiazepine * Medazepam * Mezapam * Nobrium * Resmit * Rudotel
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : DE9070000
CHEMICAL NAME : 1H-1,4-Benzodiazepine,
7-chloro-2,3-dihydro-1-methyl-5-phenyl-
CAS REGISTRY NUMBER : 2898-12-6
BEILSTEIN REFERENCE NO. : 0407983
REFERENCE : 5-23-09-00037 (Beilstein Handbook Reference)
LAST UPDATED : 199706
DATA ITEMS CITED : 11
MOLECULAR FORMULA : C16-H15-Cl-N2
MOLECULAR WEIGHT : 270.78
WISWESSER LINE NOTATION : T67 GN JN JU&TJ CG G1 KR
COMPOUND DESCRIPTOR : Drug
Mutagen
Reproductive Effector
SYNONYMS/TRADE NAMES :
* Ansilan
* 1H-1,4-Benzodiazepine, 2,3-dihydro-7-chloro-1-methyl-5-phenyl-
* 7-Chloro-2,3-dihydro-1-methyl-5-phenyl-1H-1,4-benzodiazepine
* 2,3-Dihydro-7-chloro-1-methyl-5-phenyl-1H-1,4-benzodiazepine
* Medazepam
* Mezapam
* Nobrium
* Resmit
* Rudotel

*** 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 : 900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
26RAAN "Benzodinzenines," Garattini, S., et al., New York, Raven Press,
1973 Volume(issue)/page/year: -,35,1973

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 239 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,1164,1990

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 2980 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,1164,1990

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 475 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: 24,2029,1974

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 360 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: 185,135,1970

TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 6750 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,1164,1990

** REPRODUCTIVE DATA **

TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 860 mg/kg
SEX/DURATION : female 1-22 day(s) after conception
lactating female 21 day(s) post-birth
TOXIC EFFECTS :
Reproductive - Effects on Newborn - behavioral
REFERENCE :
PSYPAG Psychopharmacologia (Berlin). (Berlin, Ger.) V.1-46, 1959-76. For
publisher information, see PSCHDL. Volume(issue)/page/year: 41,113,1975

** MUTATION DATA **

TYPE OF TEST : Cytogenetic analysis
TEST SYSTEM : Rodent - hamster Fibroblast
DOSE/DURATION : 15 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 189,319,1987

TYPE OF TEST : Cytogenetic analysis
TEST SYSTEM : Rodent - hamster Embryo
DOSE/DURATION : 4 mg/L
REFERENCE :
MUTAEX Mutagenesis. (Oxford Univ. Press, Pinkhill House, Southfield Road,
Eynsham, Oxford OX8 1JJ, UK) V.1- 1986- Volume(issue)/page/year: 3,23,1988

TYPE OF TEST : Sex chromosome loss and nondisjunction
TEST SYSTEM : Rodent - hamster Embryo
DOSE/DURATION : 4 mg/L
REFERENCE :
MUTAEX Mutagenesis. (Oxford Univ. Press, Pinkhill House, Southfield Road,
Eynsham, Oxford OX8 1JJ, UK) V.1- 1986- Volume(issue)/page/year: 3,23,1988

TYPE OF TEST : Sex chromosome loss and nondisjunction
TEST SYSTEM : Rodent - hamster Lung
DOSE/DURATION : 25 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 189,319,1987

*** END OF RECORD ***
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ALL Chemical Property And Toxicity Analysis PAGES IN THIS GROUP
NAMECAS
1H-1,4-Benzodiazepine-1-carboxamide,2,3-dihydro-N-methyl-7-nitro-2-oxo-5-phenyl- 27016-91-7
1H-1,5-Benzodiazepine-1-carboxamide,2,3,4,5-tetrahydro-2-methyl-4-oxo- 89647-50-7
1H-1,4-Benzodiazepine-3-carboxylic acid,7-chloro-2,3-dihydro-2-oxo-5-phenyl-, monopotassiumsalt, compd. with potassium hydroxide 57109-90-7
1H-1,4-Benzodiazepine-3-carboxylic acid,7-chloro-5-(2-fluorophenyl)-2,3-dihydro-2-oxo-, ethylester 29177-84-2
1H-1,4-Benzodiazepine-3-carboxylic acid,2,3-dihydro-7-chloro-5-(2-chlorophenyl)-1-((methylamino)carbonyl)-2-oxo-, ethyl ester 65400-84-2
1H-1,4-Benzodiazepine-3-carboxylic acid,2,3-dihydro-7-chloro-5-(2-fluorophenyl)-1-((methylamino)carbonyl)-2-oxo-, ethyl ester 65400-85-3
5H-Benzocyclohepten-7-amine, 6,7-dihydro-N-methyl-,hydrochloride, (+)- 62819-45-8
1H-1,4-Benzodiazepine-3-carboxylic acid,2,3-dihydro-7-chloro-2-oxo-5-phenyl-, monopotassiumsalt 5991-71-9
1H-1,4-Benzodiazepine-3-carboxylic acid,2,3-dihydro-7-chloro-2-oxo-5-phenyl-, phenyl ester 5991-71-9
1H-1,4-Benzodiazepine-3-carboxylic acid,2,3-dihydro-7-nitro-2-oxo-5-phenyl-, monopotassiumsalt 5571-84-6
1H-1,5-Benzodiazepine-2-carboxylic acid,5,5'-(1,2-dioxo-1,2-ethanediyl)bis(2,3,4,5-tetrahydro-2-methyl-4-phenyl-, diethyl ester 144401-02-5
1H-1,4-Benzodiazepine-3-carboxylic acid,2-hydroxy-7-nitro-5-phenyl-, monopotassium salt,compd. with potassium hydroxide 24477-47-2
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-5-acetyl-4-methyl-, ethyl ester 121635-52-7
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5,-tetrahydro-5-acetyl-2-methyl-4- phenyl-,ethyl ester 92911-27-8
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-5-benzoyl-4-methyl-, ethyl ester 121635-55-0
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5,-tetrahydro-5-benzoyl-2-methyl-4- phenyl-,ethyl ester 92942-83-1
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-5-((bis(2-methylpropyl)amino)acetyl)-4-methyl-, ethyl ester 121635-59-4
5H-Benzocyclohepten-7-amine,6,7-dihydro-N-methyl-9-phenyl-, hydrochloride 62819-50-5
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-5-(chloroacetyl)-4-methyl-, ethylester 121635-53-8
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5,-tetrahydro-5-(chloroacetyl)-2-methyl-4-phenyl-, ethyl ester 92911-28-9
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-5-(4-chlorobenzoyl)-4-methyl-,ethyl ester 121635-56-1
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5,-tetrahydro-5-(4-chlorobenzoyl)-2-methyl-4-phenyl-, ethyl ester 92911-29-0
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-5-((diethylamino)acetyl)-4-methyl-, ethyl ester 121635-57-2
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-5-((dipropylamino)acetyl)-4-methyl-, ethyl ester 121635-58-3
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-4-methyl-, ethyl ester 87896-36-4
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-4-methyl-5-(4-morpholinylacetyl)-,ethyl ester 121635-60-7
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-4-methyl-5-(1-oxobutyl)-, ethylester 121635-54-9
1H-1,5-Benzodiazepine-1-carboxylic acid,2,3,4,5-tetrahydro-2-methyl-4-oxo-, ethyl ester 98987-10-1
5H-Benzocyclohepten-7-amine,6,7-dihydro-N-2-propenyl-, hydrochloride 62819-69-6
1H-1,5-Benzodiazepine-5-carboxylic acid,2,3,4,5-tetrahydro-4-methyl-2-oxo-, methyl ester 89647-48-3
1H-1,5-Benzodiazepine-1-carboxylic acid,2,3,4,5-tetrahydro-2-methyl-4-oxo-, phenyl ester 98987-11-2
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-2-methyl-5-(1-oxo-3-phenyl-2-propentyl)-4-phenyl-, ethyl ester 144401-01-4
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5,-tetrahydro-2-methyl-4-phenyl-, ethyl ester 87918-91-0
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5,-tetrahydro-2-methyl-4-phenyl-5-(1-oxopropyl)-, ethyl ester 92942-82-0
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-4-methyl-5-(1-piperidinylacetyl)-,ethyl ester 121635-61-8
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-4-phenyl- 87896-33-1
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-4-phenyl-, ethyl ester 87896-35-3
1H-1,5-Benzodiazepine-2-carboxylic acid,2,3,4,5-tetrahydro-4-phenyl-, methyl ester 87896-34-2
3H-1,4-Benzodiazepine,7-chloro-2-(cyclopropylamino)-5-phenyl-, 4-oxide 3864-80-0
5H-Benzocyclohepten-7-amine,6,7,8,9-tetrahydro-5-(4-aminophenoxy)-N,N-dimethyl-,dihydrochloride, cis- 72575-47-4
3H-1,4-Benzodiazepine,7-chloro-2-((cyclopropylmethyl)amino)-5-phenyl-,4-oxide 15687-07-7
1H-1,4-Benzodiazepine,7-chloro-2,3-dihydro-1-methyl-5-phenyl- 2898-12-6
1H-1,4-Benzodiazepine,7-chloro-2,3-dihydro-1-methyl-5-phenyl-,monohydrochloride 2898-11-5
1H-1,4-Benzodiazepine, 7-chloro-2,3-dihydro-5-phenyl 1694-78-6
3H-1,4-Benzodiazepine,7-chloro-2-dimethylamino-5-phenyl-, 4-oxide 3693-14-9
3H-1,4-Benzodiazepine,7-chloro-2-(N-methoxymethyl-N-methylamino)-5-phenyl-,4-oxide 69353-35-1
3H-1,4-Benzodiazepine,7-chloro-2-(methylamino)-5-phenyl-, 4-oxide 58-25-3
3H-1,4-Benzodiazepine,7-chloro-2-(methylamino)-5-phenyl-, 4-oxide andbarbituric acid, 5-ethyl-5-phenyl- (5:3) 63917-56-6
3H-1,4-Benzodiazepine,7-chloro-2-methylamino-5-phenyl-, 4-oxide,monohydrochloride 438-41-5
3H-1,4-Benzodiazepine,7-chloro-2-methylamino-5-phenyl-, 4-oxide, mixed withsodium nitrite (1:1) 104639-49-8

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