CAS No.: 71-00-1 — Histidine (L-组氨酸)

1. Primary Information

English name:	Histidine
CAS No.:	71-00-1
Molecular formula:	C₆H₉N₃O₂
Molecular weight:	155.15 g/mol
SMILES:	C1=C(NC=N1)CC(C(=O)O)N
Structural class:
Other identifiers:	Histidine Histidine, L isomer Histidine, L-isomer L-Histidine L-isomer Histidine

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%	38	Buy now	2-8℃	in stock	-
Kehua Intelligence	100g	BR，99%	112	Buy now	2-8℃	in stock	-
Kehua Intelligence	500g	BR，99%	422	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-3-(1H-imidazol-5-yl)propanoic acid

4.2 InChI

InChI=1S/C6H9N3O2/c7-5(6(10)11)1-4-2-8-3-9-4/h2-3,5H,1,7H2,(H,8,9)(H,10,11)/t5-/m0/s1

4.3 InChIKey

HNDVDQJCIGZPNO-YFKPBYRVSA-N

4.4 Canonical SMILES

C1=C(NC=N1)CC(C(=O)O)N

4.5 Isomeric SMILES

C1=C(NC=N1)C[C@@H](C(=O)O)N

4.6 SDF file

                  0  0  0     0  0            999 V3000
M  V30 BEGIN CTAB
M  V30 COUNTS 11 11 0 0 1
M  V30 BEGIN ATOM
M  V30 1 C -0.309017 -0.951057 0 0
M  V30 2 C -1.30902 -0.951057 0 0
M  V30 3 N -1.61803 -2.22045e-16 0 0
M  V30 4 C -0.809017 0.587785 0 0
M  V30 5 N -0 -0 0 0
M  V30 6 C -1.8968 -1.76007 0 0
M  V30 7 C -1.49007 -2.67362 0 0
M  V30 8 C -2.07785 -3.48264 0 0
M  V30 9 O -3.07237 -3.37811 0 0
M  V30 10 O -1.67111 -4.39618 0 0
M  V30 11 N -0.495544 -2.77815 0 0
M  V30 END ATOM
M  V30 BEGIN BOND
M  V30 1 1 1 5
M  V30 2 2 1 2
M  V30 3 1 2 3
M  V30 4 1 2 6
M  V30 5 1 3 4
M  V30 6 2 4 5
M  V30 7 1 6 7
M  V30 8 1 7 8
M  V30 9 1 7 11
M  V30 10 2 8 9
M  V30 11 1 8 10
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)