CAS No.: 63-68-3 — Methionine (L-蛋氨酸)

1. Primary Information

English name:	Methionine
CAS No.:	63-68-3
Molecular formula:	C₅H₁₁NO₂S
Molecular weight:	149.21 g/mol
SMILES:	CSCCC(C(=O)O)N
Structural class:
Other identifiers:	L-Isomer Methionine L-Methionine Liquimeth Methionine Methionine, L Isomer

2. Suppliers & Pricing

Supplier	Pack size	Purity	Price (CNY)	Purchase	Storage conditions	Lead time	Notes
Kehua Intelligence	200mg	HPLC≥98%	48	Buy now	2-8℃	in stock	-
Kehua Intelligence	25g	BR，99%	24	Buy now	2-8℃	in stock	-
Kehua Intelligence	100g	BR，99%	36	Buy now	2-8℃	in stock	-
Kehua Intelligence	500g	BR，99%	112	Buy now	2-8℃	in stock	-

3. Structures

3.1 2D structure

3.2 3D structure

4. International Nomenclature & Identifiers

4.1 IUPAC Name

(2S)-2-amino-4-methylsulfanylbutanoic acid

4.2 InChI

InChI=1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1

4.3 InChIKey

FFEARJCKVFRZRR-BYPYZUCNSA-N

4.4 Canonical SMILES

CSCCC(C(=O)O)N

4.5 Isomeric SMILES

CSCC[C@@H](C(=O)O)N

4.6 SDF file

                  0  0  0     0  0            999 V3000
M  V30 BEGIN CTAB
M  V30 COUNTS 9 8 0 0 1
M  V30 BEGIN ATOM
M  V30 1 C 2.59808 2.5 0 0
M  V30 2 S 1.73205 3 0 0
M  V30 3 C 0.866025 2.5 0 0
M  V30 4 C 0.866025 1.5 0 0
M  V30 5 C 5.55112e-17 1 0 0
M  V30 6 C -0.866025 1.5 0 0
M  V30 7 O -0.866025 2.5 0 0
M  V30 8 O -1.73205 1 0 0
M  V30 9 N -0 -0 0 0
M  V30 END ATOM
M  V30 BEGIN BOND
M  V30 1 1 1 2
M  V30 2 1 2 3
M  V30 3 1 3 4
M  V30 4 1 4 5
M  V30 5 1 5 6
M  V30 6 1 5 9
M  V30 7 2 6 7
M  V30 8 1 6 8
M  V30 END BOND
M  V30 END CTAB
M  END

1. Primary Information

2. Suppliers & Pricing

3. Structures

3.1 2D structure

3.2 3D structure

4. International Nomenclature & Identifiers

4.1 IUPAC Name

4.2 InChI

4.3 InChIKey

4.4 Canonical SMILES

4.5 Isomeric SMILES

4.6 SDF file

5. Spectroscopic data

5.1 ¹³C nuclear magnetic resonance (¹³C NMR)

5.2 ¹H nuclear magnetic resonance (¹H NMR)

5.3 Mass spectrometry (MS)

5.4 Infrared spectroscopy (IR)

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

1. Primary Information

2. Suppliers & Pricing

3. Structures

3.1 2D structure

3.2 3D structure

4. International Nomenclature & Identifiers

4.1 IUPAC Name

4.2 InChI

4.3 InChIKey

4.4 Canonical SMILES

4.5 Isomeric SMILES

4.6 SDF file

5. Spectroscopic data

5.1 13C nuclear magnetic resonance (13C NMR)

5.2 1H nuclear magnetic resonance (1H NMR)

5.3 Mass spectrometry (MS)

5.4 Infrared spectroscopy (IR)

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

5.1 ¹³C nuclear magnetic resonance (¹³C NMR)

5.2 ¹H nuclear magnetic resonance (¹H NMR)