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Cas Database |
| Name |
L-Methionine methyl ester hydrochloride |
EINECS | 219-651-9 |
| CAS No. | 2491-18-1 | Density | 1.094g/cm3 |
| PSA | 77.62000 | LogP | 1.74210 |
| Solubility | Soluble in water. | Melting Point |
151-153 °C(lit.) |
| Formula | C6H14ClNO2S | Boiling Point | 240 °C at 760 mmHg |
| Molecular Weight | 199.702 | Flash Point | 99 °C |
| Transport Information | N/A | Appearance | Crystalline |
| Safety | 24/25 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols | Xi |
| Synonyms |
L-Methionine,methyl ester, hydrochloride (9CI);Methionine, methyl ester, hydrochloride, L-(7CI,8CI);(S)-Methionine methyl ester hydrochloride;Methyl (S)-methioninate hydrochloride;Methyl L-methioninatehydrochloride;NSC 522231;H-Met-OMe.HCl;H-Met-OMe·HCl; |
Article Data | 45 |
L-Methionine methyl ester hydrochloride Synthetic route
| Conditions | Yield |
|---|---|
| With acetyl chloride Reflux; | 100% |
| With thionyl chloride at 0 - 45℃; for 10h; Inert atmosphere; | 99% |
| With thionyl chloride at 0℃; for 16h; Inert atmosphere; Reflux; | 98% |
- 63-68-3
L-methionine
- 77-76-9
2,2-dimethoxy-propane
- 2491-18-1
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
| Conditions | Yield |
|---|---|
| With hydrogenchloride In water at 20℃; | 96% |
| With hydrogenchloride In water at 20℃; for 12h; | 82% |
| With hydrogenchloride at 20℃; |
- 163926-92-9
N-Pent-4-enoyl-L-methionine methyl ester
- 2491-18-1
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
| Conditions | Yield |
|---|---|
| With hydrogenchloride; iodine In tetrahydrofuran; water | 89% |
- 3262-72-4
(S)-N-(tert-butoxycarbonyl)serine
- 2491-18-1
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
- 3262-71-3
tert-butoxycarbonylserylmethionine methyl ester
| Conditions | Yield |
|---|---|
| With N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline; triethylamine In ethanol; dichloromethane at 20℃; for 48h; | 100% |
| Stage #1: (S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride With sodium carbonate In dichloromethane; water at 20℃; for 0.0833333h; Stage #2: (S)-N-(tert-butoxycarbonyl)serine With C12H6B2Br4O3 In 1,2-dichloro-ethane at 90℃; for 8h; chemoselective reaction; | 81% |
- 2491-18-1
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
- 501-53-1
benzyl chloroformate
- 56762-93-7
methyl (S)-2-(benzyloxycarbonylamino)-4-methylmercaptobutanoate
| Conditions | Yield |
|---|---|
| With potassium hydrogencarbonate In water; ethyl acetate at 0 - 5℃; for 4h; | 100% |
| With sodium hydrogencarbonate In diethyl ether; water at 0 - 20℃; | 99% |
| Stage #1: (S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride With potassium carbonate In water at 0℃; Stage #2: benzyl chloroformate In water for 6h; | 99% |
| With potassium hydrogencarbonate In water; ethyl acetate at 0℃; for 4h; | 90% |
| With potassium hydrogencarbonate In water; ethyl acetate at 20℃; for 12h; Cooling with ice; | 86% |
- 2491-18-1
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
- 173251-21-3
(2S,3Z,5S,6E)-2-(phenylmethyl)-5-isopropyl-7-<(5R)-N-<(tert-butyloxy)carbonyl>-2,2-dimethyl-4-thiazolidinyl>-2,6-heptadienoic acid
- 219913-99-2
methyl (2S,3Z,5S,6E)-2-(phenylmethyl)-5-isopropyl-7-<(5R)-N-<(tert-butyloxy)carbonyl>-2,2-dimethyl-4-thiazolidinyl>-2,6-heptadienyl methionine
| Conditions | Yield |
|---|---|
| With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide for 16h; Ambient temperature; | 100% |
| Conditions | Yield |
|---|---|
| Stage #1: (S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride With triethylamine In tetrahydrofuran at 20℃; for 1h; Stage #2: phenyl isoselenocyanate In tetrahydrofuran for 4h; Heating; Further stages.; | 100% |
- 201230-82-2
carbon monoxide
- 26313-26-8
17-iodo-5α-androst-16-ene
- 2491-18-1
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
- 1000841-70-2
C26H41NO3S
| Conditions | Yield |
|---|---|
| With palladium diacetate; triethylamine; triphenylphosphine at 100℃; for 8h; | 100% |
- 528857-45-6
2-(5,6-dimethoxy-1,3-dioxoisoindolin-2-yl)acetic acid
- 2491-18-1
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
| Conditions | Yield |
|---|---|
| Stage #1: 2-(5,6-dimethoxy-1,3-dioxoisoindolin-2-yl)acetic acid With triethylamine; isobutyl chloroformate In tetrahydrofuran at -25℃; for 0.5h; Stage #2: (S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride In tetrahydrofuran; chloroform at -25℃; for 1.5h; | 100% |
- 2491-18-1
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
- 74-89-5
methylamine
- 68800-02-2
(S)-2-amino-N-methyl-4-(methylthio)butanamide
| Conditions | Yield |
|---|---|
| In ethanol at 20℃; for 48h; | 100% |
L-Methionine methyl ester hydrochloride Chemical Properties
The Molecular Structure of L-Methionine methyl ester hydrochloride (CAS NO.2491-18-1):
Empirical Formula: C6H14ClNO2S
Molecular Weight: 199.6989
IUPAC Name: methyl 2-amino-4-methylsulfanylbutanoate hydrochloride
Appearance: Crystalline
Nominal Mass: 199 Da
Average Mass: 199.6989 Da
Monoisotopic Mass: 199.043376 Da
Flash Point: 121.7 °C
Melting Point: 151-153 °C
Enthalpy of Vaporization: 52.66 kJ/mol
Boiling Point: 277.6 °C at 760 mmHg
Vapour Pressure: 0.00345 mmHg at 25°C
Storage of L-Methionine methyl ester hydrochloride (CAS NO.2491-18-1): Store in a dry area. Keep refrigerated. (Store below 4°C/39°F.) Store in a tightly closed container. Keep container closed when not in use.
Synonyms: Methionine-ome hcl ; L-methionine methyl ester hydrochloride ; L-methionine methyl ester hydrochloride salt ; H-met-ome hcl ; H-met-ome hydrochloride ; Methyl l-methionate hydrochloride ; L-methionine methyl ester hcl ; H-met-ome.hcll-methionine methyl ester hydrochloride
Product Categories: Amino Acids;Methionine [Met, M];Amino Acids and Derivatives;Amino Acid Methyl Esters;Amino Acids (C-Protected);Biochemistry;Amino hydrochloride;Amino Acid Derivatives;Methionine;Peptide Synthesis
L-Methionine methyl ester hydrochloride Safety Profile
Safety: CAUTION: May irritate eyes, skin, and respiratory tract
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 24/25
S24/25: Avoid contact with skin and eyes
WGK Germany: 3
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