Clenbuterol hydrochloride

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Names

[ CAS No. ]:
21898-19-1

[ Name ]:
Clenbuterol hydrochloride

[Synonym ]:
Clenbuterol hydrochloride
(1R)-1-(4-Amino-3,5-dichlorophenyl)-2-[(2-methyl-2-propanyl)amino]ethanol hydrochloride (1:1)
1-(4-amino-3,5-dichlorophenyl)-2-(tert-butylamino)ethanol, hydrochloride
Benzenemethanol, 4-amino-3,5-dichloro-α-[[(1,1-dimethylethyl)amino]methyl]-, (αR)-, hydrochloride (1:1)
EINECS 244-643-7
4-Amino-α-(t-butylaminomethyl)-3,5-dichlorobenzyl alcohol hydrochloride
MFCD00083280
Clenbuterol (hydrochloride)

Chemical & Physical Properties

[ Density]:
1.25g/cm3

[ Boiling Point ]:
404.9ºC at 760 mmHg

[ Melting Point ]:
174-175.5°C

[ Molecular Formula ]:
C12H19Cl3N2O

[ Molecular Weight ]:
313.651

[ Flash Point ]:
198.7ºC

[ Exact Mass ]:
312.056305

[ PSA ]:
58.28000

[ LogP ]:
4.77120

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DN3180000
CHEMICAL NAME :
Benzyl alcohol, 4-amino-alpha-((tert-butylamino)methyl)-3,5-dichloro- , monohydrochloride
CAS REGISTRY NUMBER :
21898-19-1
LAST UPDATED :
199309
DATA ITEMS CITED :
25
MOLECULAR FORMULA :
C12-H18-Cl2-N2-O.Cl-H
MOLECULAR WEIGHT :
313.68

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 :
159 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,741,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
67 mg/kg
TOXIC EFFECTS :
Behavioral - muscle contraction or spasticity Cardiac - change in rate Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 9,675,1975
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
148 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,741,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
35300 ug/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: 26,1420,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
147 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Behavioral - convulsions or effect on seizure threshold Skin and Appendages - hair
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,741,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
46 mg/kg
TOXIC EFFECTS :
Behavioral - muscle contraction or spasticity Cardiac - change in rate Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 9,675,1975
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
63 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,741,1984
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
27600 ug/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: 26,1420,1976
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
500 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: 26,1420,1976
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
45 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: 26,1420,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
67100 ug/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: 26,1404,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
12600 ug/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: 26,1404,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
67100 ug/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: 26,1420,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
12600 ug/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: 26,1420,1976 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
300 mg/kg/30D-C
TOXIC EFFECTS :
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 9,675,1975
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
27 gm/kg/26W-C
TOXIC EFFECTS :
Cardiac - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 9,675,1975
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
120 mg/kg/30D-C
TOXIC EFFECTS :
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Nutritional and Gross Metabolic - other changes Related to Chronic Data - death
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 9,675,1975
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1875 mg/kg/30D-C
TOXIC EFFECTS :
Liver - changes in liver weight Nutritional and Gross Metabolic - other changes Related to Chronic Data - death
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 9,675,1975
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
36500 ug/kg/1Y-I
TOXIC EFFECTS :
Cardiac - pulse rate increase, without fall in BP
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 26,1420,1976 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
203 mg/kg
SEX/DURATION :
female 15-22 day(s) after conception lactating female 21 day(s) post-birth
TOXIC EFFECTS :
Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 26,1427,1976
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
9600 ng/kg
SEX/DURATION :
female 17-22 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - live birth index (measured after birth) Reproductive - Effects on Newborn - sex ratio
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,597,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
480 ug/kg
SEX/DURATION :
female 17-22 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,597,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
4400 ug/kg
SEX/DURATION :
female 7-17 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,571,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
26 mg/kg
SEX/DURATION :
female 6-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth)
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,590,1984
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
26 mg/kg
SEX/DURATION :
female 6-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,590,1984

Safety Information

[ Symbol ]:

GHS06

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H301

[ Precautionary Statements ]:
Missing Phrase - N15.00950417

[ Hazard Codes ]:
T:Toxic

[ Risk Phrases ]:
R25

[ Safety Phrases ]:
S22-S36/37/39-S45

[ RIDADR ]:
UN 2811 6.1/PG 3

[ WGK Germany ]:
3

[ RTECS ]:
DN3180000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1(b)

[ HS Code ]:
2922199020

Customs

[ HS Code ]: 2922199020

[ Summary ]:
2922199020. VAT:17.0%. Tax rebate rate:9.0%. Supervision conditions:l(Drug import and export permit). MFN tariff:6.5%. General tariff:30.0%

Articles

Mutagenicity and DNA-damaging potential of clenbuterol and its metabolite 4-amino-3,5-dichlorobenzoic acid in vitro.

Food Chem. Toxicol. 77 , 82-92, (2015)

The aim of this study was to evaluate in vitro toxicity of clenbuterol and its metabolite 4-amino-3,5-dichlorobenzoic acid. Cytotoxicity and pro-oxidative effect of both compounds were studied on huma...

Detection of clenbuterol hydrochloride residuals in pork liver using a customized surface plasmon resonance bioanalyzer.

PLoS ONE 10(3) , e0122005, (2015)

A surface plasmon resonance (SPR) immunoassay with an immobilization of self-assembled molecular identification membrane for the detection of residual Clenbuterol Hydrochloride (CLB) in pork liver was...

Study of interaction between agonists and asn293 in helix VI of human beta(2)-adrenergic receptor.

Mol. Pharmacol. 56 , 909, (1999)

Previously, we demonstrated the involvement of Asn293 in helix VI of the human beta(2)-adrenergic receptor in stereoselective agonist recognition and activation. In the present study, we have further ...


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Related Compounds

  • Clenbuterol-D9 HCl
  • Tyrocidine, hydrochloride
  • Triprolidine hydrochloride
  • Minoxidil hydrochloride
  • Elacridar hydrochloride
  • dodecylamine hydrochloride
  • rac-(1R,3S)-3-{3-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pentanamido}cyclopentane-1-carboxylic acid
  • 1-(4,5-dihydro-1H-imidazol-2-yl)-4-(propan-2-yl)cyclohexan-1-amine
  • 2-chloro-N-{3-[(2,2,2-trifluoroethyl)amino]cyclobutyl}acetamide
  • 2-methoxy-N-{3-[(2,2,2-trifluoroethyl)amino]cyclobutyl}acetamide
  • Tert-butyl 4-{[(tert-butoxy)carbonyl]amino}-4-carbamimidoylpiperidine-1-carboxylate
  • tert-butyl N-(1-carbamimidoyl-3-methylcyclopentyl)carbamate
  • N-({6-aminobicyclo[3.2.0]heptan-3-yl}methyl)-2-(dimethylamino)acetamide
  • N-[3-(aminomethyl)bicyclo[3.2.0]heptan-6-yl]methanesulfonamide
  • N-[1-(3-aminopropyl)cyclohexyl]-2-(dimethylamino)acetamide
  • 2-(2-aminoethyl)-N-(2-methylpropyl)-6-(trifluoromethyl)piperidine-1-carboxamide
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