CAS No.555-29-3,3-Hydroxy-alpha-methyl-DL-tyrosine Suppliers

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Basic Information

Molecular Structure:
CAS No.:	555-29-3
Name:	3-Hydroxy-alpha-methyl-DL-tyrosine
Article Data:	34

Formula:	C₁₀H₁₃NO₄
Molecular Weight:	211.22
Synonyms:	2-Methyl-3-(3,4-dihydroxyphenyl)-DL-alanine;DL-a-Methyl-DOPA;
EINECS:	209-088-7
Density:	1.403g/cm³
Boiling Point:	441.6°C at 760 mmHg
Flash Point:	220.9°C
Hazard Symbols:	Xi
Risk Codes:	36
Safety:	26-36/37
PSA:	103.78000
LogP:	1.14260

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Chemistry

Chemical Name: 3-Hydroxy-alpha-methyl-DL-tyrosine
IUPAC NAME: 2-amino-3-(3,4-Dihydroxyphenyl)-2-methylpropanoic acid
CAS No.: 555-29-3
Molecular Formula: C₁₀H₁₃NO₄
Molecular Weight: 211.21 g/mol
Density: 1.403 g/cm³
Flash Point: 220.9 °C
Boiling Point: 441.6 °C at 760 mmHg
Storage temp.: -20°C
Following is the structure of DL-Methyldopa (555-29-3):

The chemical synonymous of DL-Methyldopa (555-29-3) are DL-Methyldopa ; DL-Alpha-methyl-dopa ; DL-A-Methyl dopa ; 3-Hydroxy-alpha-methyl-DL-tyrosine ; Alpha-methyl-dl-beta-3,4-dihydroxyphenylalanine ; 2-Methyl-3-(3,4-dihydroxyphenyl)-dl-alanine ; 3-(3,4-Dihydroxyphenyl)-2-methyl alanine ; (+/-)-3-(3,4-Dihydroxyphenyl)-2-methyl-dl-alanine

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	1317mg/kg (1317mg/kg)	LIVER: "HEPATITIS (HEPATOCELLULAR NECROSIS), DIFFUSE" KIDNEY, URETER, AND BLADDER: "CHANGES IN TUBULES (INCLUDING ACUTE RENAL FAILURE, ACUTE TUBULAR NECROSIS)"	Journal of Medicinal Chemistry. Vol. 23, Pg. 1318, 1980.
mouse	LD50	intravenous	1760mg/kg (1760mg/kg)		National Toxicology Program Technical Report Series. Vol. NTP-TR-348, Pg. 1989,
mouse	LD50	oral	5370mg/kg (5370mg/kg)		National Toxicology Program Technical Report Series. Vol. NTP-TR-348, Pg. 1989,
rat	LD50	intraperitoneal	430mg/kg (430mg/kg)		National Toxicology Program Technical Report Series. Vol. NTP-TR-348, Pg. 1989,
rat	LD50	oral	5710mg/kg (5710mg/kg)		National Toxicology Program Technical Report Series. Vol. NTP-TR-348, Pg. 1989,

Safety Profile

Hazard Codes:
    Xi: Irritant
Risk Statements about DL-Methyldopa (555-29-3):
    R36 Irritating to eyes.
Safety Statements about DL-Methyldopa (555-29-3):
    S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
    S36/37: Wear suitable protective clothing and gloves.