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658-48-0

658-48-0 Structure

658-48-0 Structure
IdentificationBack Directory
[Name]

A-METHYL-DL-P-TYROSINE
[CAS]

658-48-0
[Synonyms]

h9/88
MK-781
α-Methyl-p-tyrosine
DL-α-Methyltyrosine
alpha-methyl-tyrosin
α-Methylparatyrosine
A-METHYL-DL-P-TYROSI
A-METHYL-DL-P-TYROSINE
DL-2-METHYL-4-TYROSINE
alpha-methyl-p-tyrosine
DL-alpha-Methyltyrosine
Tyrosine, .alpha.-methyl-
alpha-methyl-para-tyrosine
DL-alpha-Methyltyrosine,98%
DL-alpha-Methyltyrosinealpha-MT
2-P-HYDROXYPHENYLMETHYL-DL-ALANINE
DL-2-Methyl-3-(4-hydroxyphenyl)alanine, AMPT
2-Amino-3-(4-hydroxyphenyl)-2-methylpropanoic acid
α-Amino-β-(4-hydroxyphenyl)-α-methylpropionic acid
2-Amino-3-(4-hydroxy-phenyl)-2-methyl-propionic acid
(S)-2-AMino-3-(4-hydroxyphenyl)-2-Methylpropanoic acid
[EINECS(EC#)]

211-523-0
[Molecular Formula]

C10H13NO3
[MDL Number]

MFCD00004187
[MOL File]

658-48-0.mol
[Molecular Weight]

195.215
Chemical PropertiesBack Directory
[Appearance]

off-white fine powder
[Melting point ]

>300 °C(lit.)
[Boiling point ]

331.88°C (rough estimate)
[density ]

1.1926 (rough estimate)
[refractive index ]

1.5150 (estimate)
[storage temp. ]

−20°C
[solubility ]

Aqueous Acid (Sparingly), Aqueous Base, Water (Slightly)
[form ]

Solid
[pka]

2.29±0.16(Predicted)
[color ]

White to Off-White
[BRN ]

2938704
[Major Application]

peptide synthesis
[InChI]

InChI=1S/C10H13NO3/c1-10(11,9(13)14)6-7-2-4-8(12)5-3-7/h2-5,12H,6,11H2,1H3,(H,13,14)
[InChIKey]

NHTGHBARYWONDQ-UHFFFAOYSA-N
[SMILES]

C(O)(=O)C(C)(CC1C=CC(O)=CC=1)N
[EPA Substance Registry System]

.alpha.-Methyltyrosine (658-48-0)
Hazard InformationBack Directory
[Chemical Properties]

off-white fine powder
[Uses]

A tyrosine hydroxylase inhibitor. An antihypertensive in pheochromocytoma.
[reaction suitability]

reaction type: solution phase peptide synthesis
[in vivo]

α-Methyl-p-tyrosine (250 mg/kg, intraperitoneal injection, single dose) can exacerbate the severity and duration of tonic and clonic seizures induced by Pentylenetetrazol in male CFI mice[2].

Animal Model:Pentylenetetrazol (PTZ)-induced epilepsy CFI strain mouse model (15-25 g)
Dosage:250 mg/kg
Administration:Intraperitoneal injection (i.p.), single dose, PTZ administered 8 hours after α-Methyl-p-tyrosine injection?
Result:Increased the severity and duration of seizures, especially enhancing tonic and clonic seizures induced by PTZ.
Safety DataBack Directory
[Safety Statements ]

22-24/25
[WGK Germany ]

3
[RTECS ]

YP2890000
[TSCA ]

TSCA listed
[HS Code ]

29225000
[Storage Class]

11 - Combustible Solids
Spectrum DetailBack Directory
[Spectrum Detail]

A-METHYL-DL-P-TYROSINE(658-48-0)MS
A-METHYL-DL-P-TYROSINE(658-48-0)1HNMR
A-METHYL-DL-P-TYROSINE(658-48-0)IR1
A-METHYL-DL-P-TYROSINE(658-48-0)IR2
A-METHYL-DL-P-TYROSINE(658-48-0)Raman
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