Product Name

  • Name

    L-Methionine methyl ester hydrochloride

  • EINECS 219-651-9
  • CAS No. 2491-18-1
  • Article Data45
  • CAS DataBase
  • Density 1.094g/cm3
  • 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
  • Appearance Crystalline
  • Safety 24/25
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 2491-18-1 (L-Methionine methyl ester hydrochloride)
  • 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;
  • PSA 77.62000
  • LogP 1.74210

Synthetic route

methanol
67-56-1

methanol

L-methionine
63-68-3

L-methionine

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

Conditions
ConditionsYield
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%
L-methionine
63-68-3

L-methionine

2,2-dimethoxy-propane
77-76-9

2,2-dimethoxy-propane

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

Conditions
ConditionsYield
With hydrogenchloride In water at 20℃;96%
With hydrogenchloride In water at 20℃; for 12h;82%
With hydrogenchloride at 20℃;
N-Pent-4-enoyl-L-methionine methyl ester
163926-92-9

N-Pent-4-enoyl-L-methionine methyl ester

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

Conditions
ConditionsYield
With hydrogenchloride; iodine In tetrahydrofuran; water89%
(S)-N-(tert-butoxycarbonyl)serine
3262-72-4

(S)-N-(tert-butoxycarbonyl)serine

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

tert-butoxycarbonylserylmethionine methyl ester
3262-71-3

tert-butoxycarbonylserylmethionine methyl ester

Conditions
ConditionsYield
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%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

benzyl chloroformate
501-53-1

benzyl chloroformate

methyl (S)-2-(benzyloxycarbonylamino)-4-methylmercaptobutanoate
56762-93-7

methyl (S)-2-(benzyloxycarbonylamino)-4-methylmercaptobutanoate

Conditions
ConditionsYield
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%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

(2S,3Z,5S,6E)-2-(phenylmethyl)-5-isopropyl-7-<(5R)-N-<(tert-butyloxy)carbonyl>-2,2-dimethyl-4-thiazolidinyl>-2,6-heptadienoic acid
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

methyl (2S,3Z,5S,6E)-2-(phenylmethyl)-5-isopropyl-7-<(5R)-N-<(tert-butyloxy)carbonyl>-2,2-dimethyl-4-thiazolidinyl>-2,6-heptadienyl methionine
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
ConditionsYield
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%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

phenyl isoselenocyanate
4426-68-0

phenyl isoselenocyanate

5-(3-thiabutyl)-3-phenyl-2-selenoxoimidazolidin-4-one

5-(3-thiabutyl)-3-phenyl-2-selenoxoimidazolidin-4-one

Conditions
ConditionsYield
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%
carbon monoxide
201230-82-2

carbon monoxide

17-iodo-5α-androst-16-ene
26313-26-8

17-iodo-5α-androst-16-ene

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

C26H41NO3S
1000841-70-2

C26H41NO3S

Conditions
ConditionsYield
With palladium diacetate; triethylamine; triphenylphosphine at 100℃; for 8h;100%
...Expand
2-(5,6-dimethoxy-1,3-dioxoisoindolin-2-yl)acetic acid
528857-45-6

2-(5,6-dimethoxy-1,3-dioxoisoindolin-2-yl)acetic acid

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

methyl 2-(2-(5,6-dimethoxy-1,3-dioxoisoindolin-2-yl)acetamido)-4-(methylthio)butanoate

methyl 2-(2-(5,6-dimethoxy-1,3-dioxoisoindolin-2-yl)acetamido)-4-(methylthio)butanoate

Conditions
ConditionsYield
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%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

methylamine
74-89-5

methylamine

(S)-2-amino-N-methyl-4-(methylthio)butanamide
68800-02-2

(S)-2-amino-N-methyl-4-(methylthio)butanamide

Conditions
ConditionsYield
In ethanol at 20℃; for 48h;100%
N-tert-butoxycarbonyl-L-phenylalanine
13734-34-4

N-tert-butoxycarbonyl-L-phenylalanine

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

Methyl ester of N-t-butyloxycarbonyl-L-phenylalanyl-L-methionine
40290-63-9

Methyl ester of N-t-butyloxycarbonyl-L-phenylalanyl-L-methionine

Conditions
ConditionsYield
With 2,6-dimethylpyridine; 1-[(1-(cyano-2-ethoxy-2-oxoethylidenaminooxy)dimethylamino-morpholino)]-uronium hexafluorophosphate In water at 20℃; for 1h; Green chemistry;99%
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine In 1,4-dioxane at 20℃; for 4h; Inert atmosphere;93%
With pentafluorophenyl diphenyl-phosphinate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide for 1.5h; Ambient temperature;81%
N-phenyl-N-methylcarbamoyl chloride
4285-42-1

N-phenyl-N-methylcarbamoyl chloride

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

methyl (S)-2-{[methyl(phenyl)carbamoyl]amino}-4-(methylsulfanyl)butanoate
1462366-75-1

methyl (S)-2-{[methyl(phenyl)carbamoyl]amino}-4-(methylsulfanyl)butanoate

Conditions
ConditionsYield
With triethylamine In acetonitrile for 21h; Reflux;99%
With dmap; triethylamine In 1,2-dimethoxyethane for 2h; Inert atmosphere; Reflux;98%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

isononanoyl chloride
36727-29-4

isononanoyl chloride

methyl (2S)-4-(methylthio)-2-(3,5,5-trimethylhexanamido)butanoate
1626437-68-0

methyl (2S)-4-(methylthio)-2-(3,5,5-trimethylhexanamido)butanoate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃;99%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

benzaldehyde
100-52-7

benzaldehyde

methyl-2-(benzylideneamino)-4-(methylthio)butyrate
40216-74-8, 120329-93-3

methyl-2-(benzylideneamino)-4-(methylthio)butyrate

Conditions
ConditionsYield
With sodium carbonate; magnesium sulfate; triethylamine In dichloromethane at 20℃; for 4h; Inert atmosphere;99%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

benzaldehyde
100-52-7

benzaldehyde

(S)-2-(benzylideneamino)-4-methylsulfanylbutyric acid methyl ester
120329-93-3, 40216-74-8

(S)-2-(benzylideneamino)-4-methylsulfanylbutyric acid methyl ester

Conditions
ConditionsYield
Stage #1: (S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride With magnesium sulfate; triethylamine In dichloromethane at 20℃; for 0.25h; Inert atmosphere;
Stage #2: benzaldehyde In dichloromethane at 20℃; Inert atmosphere;		98%
With triethylamine In dichloromethane for 120h; Reflux;90%
With TEA; magnesium sulfate In tetrahydrofuran at 20℃; for 5h;
N-(pyridin-2-yl)-N-methylcarbamoyl chloride
13980-56-8

N-(pyridin-2-yl)-N-methylcarbamoyl chloride

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

methyl (methyl(pyridin-2-yl)carbamoyl)-L-methioninate

methyl (methyl(pyridin-2-yl)carbamoyl)-L-methioninate

Conditions
ConditionsYield
With triethylamine In acetonitrile for 12h; Reflux;98%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

1-(tert-butoxy)-2-(tert-butoxy)carbonyl-1,2-dihydroisoquinoline
404586-94-3

1-(tert-butoxy)-2-(tert-butoxy)carbonyl-1,2-dihydroisoquinoline

N-(tert-butoxycarbonyl)-L-methionine methyl ester
33900-24-2

N-(tert-butoxycarbonyl)-L-methionine methyl ester

Conditions
ConditionsYield
In acetonitrile at 0℃; for 48h;97%
In diethyl ether Heating;95%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

(3S)-2-tert-butoxycarbonyl-1,2,3,4-tetrahydro-beta-carboline-3-carboxylic acid
66863-43-2

(3S)-2-tert-butoxycarbonyl-1,2,3,4-tetrahydro-beta-carboline-3-carboxylic acid

(S)-tert-butyl 3-((S)-1-methoxy-4-(methylthio)-1-oxobutan-2-ylcarbamoyl)-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate
175647-25-3

(S)-tert-butyl 3-((S)-1-methoxy-4-(methylthio)-1-oxobutan-2-ylcarbamoyl)-3,4-dihydro-1H-pyrido[3,4-b]indole-2(9H)-carboxylate

Conditions
ConditionsYield
With 4-methyl-morpholine; 1-hydroxybenzotriazol-hydrate; dicyclohexyl-carbodiimide In tetrahydrofuran at 0 - 20℃; pH=8 - 9;97%
1-{[3-(2-chloro-10H-phenothiazin-10-yl)propanoyl]oxy}pyrrolidine-2,5-dione

1-{[3-(2-chloro-10H-phenothiazin-10-yl)propanoyl]oxy}pyrrolidine-2,5-dione

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

methyl N-[3-(2-chloro-10H-phenothiazin-10-yl)propanoyl]methionate

methyl N-[3-(2-chloro-10H-phenothiazin-10-yl)propanoyl]methionate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 24h;97%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

Boc-Trp-OH
13139-14-5

Boc-Trp-OH

(S)-methyl 2-((S)-2-((tert-butoxycarbonyl)amino)-3-(1H-indol-3-yl)propanamindo)-4-(methylthio)butanoate
5934-88-3

(S)-methyl 2-((S)-2-((tert-butoxycarbonyl)amino)-3-(1H-indol-3-yl)propanamindo)-4-(methylthio)butanoate

Conditions
ConditionsYield
With N-ethylmorpholine;; (C3H7PO2)3 In dichloromethane; N,N-dimethyl-formamide for 25h; Ambient temperature;96%
Stage #1: (S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride With sodium carbonate In dichloromethane; water
Stage #2: Boc-Trp-OH With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h;		65%
With O‑(6‑chlorobezotriazol‑1‑yl)‑N,N,N,N‑tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 16h; Inert atmosphere;60%
5-acetyl-2-chloro-3-nitrothiophene
42456-75-7

5-acetyl-2-chloro-3-nitrothiophene

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

(2S)-methyl (5-acetyl-3-nitro-2-thienyl)aminomethylsulfanylethylacetate
433212-69-2

(2S)-methyl (5-acetyl-3-nitro-2-thienyl)aminomethylsulfanylethylacetate

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 20℃; for 96h;96%
furfural
98-01-1

furfural

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

(S)-2-(2-furylmethylideneamino)-4-methylsulfanylbutyric acid methyl ester
321673-63-6

(S)-2-(2-furylmethylideneamino)-4-methylsulfanylbutyric acid methyl ester

Conditions
ConditionsYield
With triethylamine In dichloromethane for 120h; Reflux;96%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

1-<(tert-butyloxy)carbonylamino>cyclopropane-1-carboxylic acid
88950-64-5

1-<(tert-butyloxy)carbonylamino>cyclopropane-1-carboxylic acid

C15H26N2O5S

C15H26N2O5S

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 13h;96%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

phenylacetylene
536-74-3

phenylacetylene

methyl (2-phenylacetyl)-L-methioninate

methyl (2-phenylacetyl)-L-methioninate

Conditions
ConditionsYield
With potassium hexafluorophosphate; 4-methylpyridine-1-oxide; chloro(cyclopentadienyl)bis(triphenylphosphine)ruthenium (II); potassium carbonate In water; 1,2-dichloro-ethane at 37℃; for 24h; Inert atmosphere; Sealed tube;96%
C28H38O8Si

C28H38O8Si

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

C34H49NO9SSi

C34H49NO9SSi

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In dichloromethane at 20℃; for 5h;96%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

chloroacetyl chloride
79-04-9

chloroacetyl chloride

2-(2-chloroacetylamino)-4-(methylsulfanyl)butyric acid methyl ester
107356-99-0

2-(2-chloroacetylamino)-4-(methylsulfanyl)butyric acid methyl ester

Conditions
ConditionsYield
With potassium carbonate In dichloromethane; water at 0 - 20℃;95.2%
phosgene
75-44-5

phosgene

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

methyl (S)-2-isocyanato-4-(methylthio)butanoate
93778-88-2

methyl (S)-2-isocyanato-4-(methylthio)butanoate

Conditions
ConditionsYield
With pyridine In tetrahydrofuran; dichloromethane at 0℃; for 2h;95%
With pyridine In dichloromethane; toluene at 0℃; for 2h;
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

4-nitro-2-(1-naphthyl)benzoic acid
180977-37-1

4-nitro-2-(1-naphthyl)benzoic acid

N-[4-nitro-2-(1-naphthyl)benzoyl]-methionine methyl ester
180977-39-3

N-[4-nitro-2-(1-naphthyl)benzoyl]-methionine methyl ester

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In dichloromethane at 20℃; for 10h; Acylation;95%
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

1-deoxy-1-azido-2,3,4-tri-O-acetyl-β-D-glucopyranosiduronic acid
185114-52-7

1-deoxy-1-azido-2,3,4-tri-O-acetyl-β-D-glucopyranosiduronic acid

N-(1-deoxy-1-azido-2,3,4-tri-O-acetyl-β-D-glucopyranosiduronoyl)-L-methionine methyl ester

N-(1-deoxy-1-azido-2,3,4-tri-O-acetyl-β-D-glucopyranosiduronoyl)-L-methionine methyl ester

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0 - 20℃; for 24h;95%
acetic anhydride
108-24-7

acetic anhydride

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

methyl N-acetylmethionine
35671-83-1

methyl N-acetylmethionine

Conditions
ConditionsYield
With pyridine at 20℃; Cooling with ice;94%
With triethylamine In chloroform at 0℃; for 1h;
(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride
2491-18-1

(S)-methyl 2-amino-4-(methylthio)butanoate hydrochloride

(2S,4R)-1-(tert-butoxycarbonyl)-4-phenyl-2-pyrrolidinecarboxylic acid
336818-78-1

(2S,4R)-1-(tert-butoxycarbonyl)-4-phenyl-2-pyrrolidinecarboxylic acid

(2S,4R)-2-((S)-1-Methoxycarbonyl-3-methylsulfanyl-propylcarbamoyl)-4-phenyl-pyrrolidine-1-carboxylic acid tert-butyl ester
1027899-77-9

(2S,4R)-2-((S)-1-Methoxycarbonyl-3-methylsulfanyl-propylcarbamoyl)-4-phenyl-pyrrolidine-1-carboxylic acid tert-butyl ester

Conditions
ConditionsYield
With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide Acylation;94%

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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