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2-Methyl-L-phenylalanine monohydrate

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Origin: China

Cas No: 23239-35-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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CAS No.: 23239-35-2 Formula: C10H15NO3 Molecular Weight: 197.23100

Description

α-Methyl-L-phenylalanine is used to prepare hippuryl-α-methylphenylalanine and hippuryl-α-methylphenyllactic acid as substrates for carboxypeptidase A. It is also used in the synthesis of high affinity tachykinin NK2 receptor antagonists.

Basic Info

Chemical Name	2-Methyl-L-phenylalanine monohydrate
Synonyms	L-α-methylphenylalanine; (S)-2-amino-2-methyl-3-phenylpropionic acid; H-(ME)PHE-OH; (S)-alpha-Methylphenylalanine hydrate; (S)-2-Amino-2-methyl-3-phenylpropanoic acid; α-Methyl-L-phenylalanine; Alpha-Me-L-Phe-OH; (2S)-2-Amino-2-Methyl-3-Phenylpropanoic Acid; (S)-2-amimo-2-methyl-3-phenylpropanoic acid; A-BENZYL-L-ALA;
CAS No.	23239-35-2
Molecular Formula	C10H15NO3
Molecular Weight	197.23100
PSA	72.55000
LogP	1.66710

Properties

Appearance & Physical State	White powder
Density	1.166 g/cm3
Boiling Point	312.8ºC at 760 mmHg
Melting Point	244-246ºC
Flash Point	143ºC
Water Solubility	soluble
Storage Condition	Store at RT.

Safety Info

Safety Statements	S24/25
HS Code	2922499990
Symbol	GHS07
Signal Word	Warning
Hazard Declaration	H302

Synthesis Route

N-Chloroacetyl-L-α-methylphenylalanine→α-Methyl-D-phenylalanine+2-Methyl-L-phenylalanine monohydrate
methyl 2-(benzylideneamino)propanoate+benzyl bromide→α-Methyl-D-phenylalanine+2-Methyl-L-phenylalanine monohydrate
benzyl bromide+isopropyl 2-[(E)-1-phenylmethylideneamino]propanoate→α-Methyl-D-phenylalanine+2-Methyl-L-phenylalanine monohydrate

Precursor

(3S,5S,6R)-4-(benzyloxycarbonyl)-5,6-diphenyl-3-methyl-3-(phenylmethyl)-2,3,5,6-tetrahydro-4H-1,4-oxazin-2-one
(3S,5R)-N,3-dibenzyl-3-methyl-5-phenyl-3,4,5,6-tetrahydro-1,4-oxazin-2-one
(1R,2S,5S,8S)-5-benzyl-1,5,11,11-tetramethyl-3-oxa-6-azatricyclo[6.2.1.02,7]undec-6-en-4-one
benzyl bromide

Downstream Product

(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-methyl-3-phenylpropanoic acid
BOC-α-METHYL-D-PHE
(S)-2-AMINO-3-O-TOLYL-PROPIONIC ACID ETHYL ESTER

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