Levodopa
Names
[ CAS No. ]:
59-92-7
[ Name ]:
Levodopa
[Synonym ]:
(-)-dopa
L-3,4-Dihydroxyphenylalanine
l-dop
Dopar
Alanine, 3- (3,4-dihydroxyphenyl)-, L-
3,4-Dihydroxy-L-phenylalanine
Doprin
L-4,5-Dihydroxyphenylalanine
Parda
Doparl
Tyrosine, 3-hydroxy-
Beldopa
EINECS 200-445-2
3-Hydroxytyrosine
Levopa
Bendopa
(−)-dopa
L-DOPA
MFCD00002598
L-3-(3,4-dihydroxyphenyl)-Alanine
Levodopa
Ledopa
Biological Activity
[Description]:
[Related Catalog]:
[Target]
Human Endogenous Metabolite
[References]
[Related Small Molecules]
Chemical & Physical Properties
[ Density]:
1.5±0.1 g/cm3
[ Boiling Point ]:
448.4±45.0 °C at 760 mmHg
[ Melting Point ]:
276-278 °C(lit.)
[ Molecular Formula ]:
C9H11NO4
[ Molecular Weight ]:
197.188
[ Flash Point ]:
225.0±28.7 °C
[ Exact Mass ]:
197.068802
[ PSA ]:
103.78000
[ LogP ]:
-0.22
[ Vapour Pressure ]:
0.0±1.1 mmHg at 25°C
[ Index of Refraction ]:
1.655
[ Storage condition ]:
2-8°C
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- AY5600000
- CHEMICAL NAME :
- Alanine, 3-(3,4-dihydroxyphenyl)-, L-
- CAS REGISTRY NUMBER :
- 59-92-7
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 51
- MOLECULAR FORMULA :
- C9-H11-N-O4
- MOLECULAR WEIGHT :
- 197.21
- WISWESSER LINE NOTATION :
- QVYZ1R CQ DQ -L
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human - woman
- DOSE/DURATION :
- 320 mg/kg/4D-I
- TOXIC EFFECTS :
- Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - nausea or vomiting
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human
- DOSE/DURATION :
- 156 gm/kg/10Y
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - hallucinations, distorted perceptions Behavioral - toxic psychosis
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human
- DOSE/DURATION :
- 13 gm/kg/1Y
- TOXIC EFFECTS :
- Behavioral - changes in motor activity (specific assay) Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1780 mg/kg
- TOXIC EFFECTS :
- Behavioral - excitement Behavioral - ataxia Behavioral - aggression
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 624 mg/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - excitement Skin and Appendages - hair
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2 gm/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Gastrointestinal - changes in structure or function of salivary glands Lungs, Thorax, or Respiration - other changes
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >100 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2363 mg/kg
- TOXIC EFFECTS :
- Behavioral - excitement
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 588 mg/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - lacrimation Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - other changes
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 4449 mg/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - local anesthetic Behavioral - convulsions or effect on seizure threshold Gastrointestinal - changes in structure or function of salivary glands
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 450 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3500 mg/kg
- TOXIC EFFECTS :
- Autonomic Nervous System - sympathomimetic
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 609 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Bird - wild bird species
- DOSE/DURATION :
- 100 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 70 gm/kg/5W-I
- TOXIC EFFECTS :
- Liver - fatty liver degeneration Liver - changes in liver weight Related to Chronic Data - death
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 146 gm/kg/26W-I
- TOXIC EFFECTS :
- Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 2250 mg/kg/9D-I
- TOXIC EFFECTS :
- Behavioral - changes in motor activity (specific assay) Nutritional and Gross Metabolic - weight loss or decreased weight gain
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human - man
- DOSE/DURATION :
- 87520 mg/kg/1.5Y-C
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Skin and Appendages - tumors
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 500 mg/kg
- SEX/DURATION :
- female 1-5 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 22 gm/kg
- SEX/DURATION :
- female 1-22 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 3600 mg/kg
- SEX/DURATION :
- female 9-14 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 6600 mg/kg
- SEX/DURATION :
- female 7-17 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 700 mg/kg
- SEX/DURATION :
- female 1-7 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 480 mg/kg
- SEX/DURATION :
- female 9-14 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 4500 mg/kg
- SEX/DURATION :
- male 15 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count) Reproductive - Paternal Effects - testes, epididymis, sperm duct
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- DOSE :
- 5 mg/kg
- SEX/DURATION :
- female 1 day(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - ovaries, fallopian tubes
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 4800 mg/kg
- SEX/DURATION :
- female 7-12 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Embryo or Fetus - fetal death
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 900 mg/kg
- SEX/DURATION :
- female 7-12 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Effects on Newborn - physical
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 5 gm/kg
- SEX/DURATION :
- female 6-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - other measures of fertility
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 2400 mg/kg
- SEX/DURATION :
- female 7-12 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 1200 mg/kg
- SEX/DURATION :
- female 7-12 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 600 mg/kg
- SEX/DURATION :
- female 7-12 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 1200 mg/kg
- SEX/DURATION :
- female 7-12 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 2250 mg/kg
- SEX/DURATION :
- female 7-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system
MUTATION DATA
- TYPE OF TEST :
- Mutation in mammalian somatic cells
- TEST SYSTEM :
- Rodent - hamster Lung
- DOSE/DURATION :
- 100 umol/L
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 238,235,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3795 No. of Facilities: 57 (estimated) No. of Industries: 2 No. of Occupations: 9 No. of Employees: 3893 (estimated) No. of Female Employees: 1571 (estimated)
Safety Information
[ Symbol ]:
GHS07
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H302-H315-H319-H335
[ Precautionary Statements ]:
P301 + P312 + P330-P305 + P351 + P338
[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves
[ Hazard Codes ]:
Xn
[ Risk Phrases ]:
R22:Harmful if swallowed. R36/37/38:Irritating to eyes, respiratory system and skin . R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
[ Safety Phrases ]:
S26-S36-S24/25
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
3
[ RTECS ]:
AY5600000
[ HS Code ]:
2932999099
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2922509090
[ Summary ]:
2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
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