CAS No.: 102767-28-2 — Levetiracetam (左乙拉西坦)

1. Primary Information

English name:	Levetiracetam
CAS No.:	102767-28-2
Molecular formula:	C₈H₁₄N₂O₂
Molecular weight:	170.21 g/mol
SMILES:	CCC(C(=O)N)N1CCCC1=O
Structural class:
Other identifiers:	alpha ethyl 2 oxo 1 Pyrrolidineacetamide alpha-ethyl-2-oxo-1-pyrrolidineacetamide etiracetam Etiracetam, (R)- Etiracetam, R isomer

2. Suppliers & Pricing

Supplier	Pack size	Purity	Price (CNY)	Storage conditions	Lead time	Notes
Kehua Intelligence	100mg	HPLC≥98%	240	-20℃	in stock	-
Kehua Intelligence	1g	98%	24	-20℃	in stock	-
Kehua Intelligence	5g	98%	84	-20℃	in stock	-
Kehua Intelligence	25g	98%	232	-20℃	in stock	-
Kehua Intelligence	100g	98%	720	-20℃	in stock	-
Kehua Intelligence	500g	98%	2560	-20℃	in stock	-

3. Structures

3.1 2D structure

3.2 3D structure

-1 -2 -3 26 26 0 1 0 0 0 0 0999 V2000 -1.6080 0.0129 -1.9613 O 0 0 0 0 0 0 0 0 0 0 0 0 2.8869 -0.7536 0.5572 O 0 0 0 0 0 0 0 0 0 0 0 0 -0.4043 0.0188 0.0618 N 0 0 0 0 0 0 0 0 0 0 0 0 1.3881 -2.0416 -0.6127 N 0 0 0 0 0 0 0 0 0 0 0 0 -0.6702 -0.3064 1.4430 C 0 0 0 0 0 0 0 0 0 0 0 0 0.9318 0.3256 -0.4010 C 0 0 1 0 0 0 0 0 0 0 0 0 -2.1787 -0.1961 1.5381 C 0 0 0 0 0 0 0 0 0 0 0 0 -2.6618 -0.5715 0.1423 C 0 0 0 0 0 0 0 0 0 0 0 0 -1.5260 -0.1295 -0.7505 C 0 0 0 0 0 0 0 0 0 0 0 0 1.4522 1.6489 0.1687 C 0 0 0 0 0 0 0 0 0 0 0 0 1.8419 -0.8530 -0.0815 C 0 0 0 0 0 0 0 0 0 0 0 0 0.5481 2.8456 -0.1041 C 0 0 0 0 0 0 0 0 0 0 0 0 0.9016 0.4157 -1.4949 H 0 0 0 0 0 0 0 0 0 0 0 0 -0.1716 0.3866 2.1251 H 0 0 0 0 0 0 0 0 0 0 0 0 -0.3353 -1.3296 1.6408 H 0 0 0 0 0 0 0 0 0 0 0 0 -2.4614 0.8421 1.7533 H 0 0 0 0 0 0 0 0 0 0 0 0 -2.6038 -0.8294 2.3218 H 0 0 0 0 0 0 0 0 0 0 0 0 -3.5898 -0.0575 -0.1193 H 0 0 0 0 0 0 0 0 0 0 0 0 -2.7883 -1.6538 0.0401 H 0 0 0 0 0 0 0 0 0 0 0 0 2.4413 1.8548 -0.2602 H 0 0 0 0 0 0 0 0 0 0 0 0 1.6074 1.5683 1.2516 H 0 0 0 0 0 0 0 0 0 0 0 0 0.3684 2.9618 -1.1775 H 0 0 0 0 0 0 0 0 0 0 0 0 -0.4176 2.7413 0.3996 H 0 0 0 0 0 0 0 0 0 0 0 0 1.0184 3.7635 0.2629 H 0 0 0 0 0 0 0 0 0 0 0 0 0.5273 -2.1033 -1.1466 H 0 0 0 0 0 0 0 0 0 0 0 0 1.9063 -2.9039 -0.4807 H 0 0 0 0 0 0 0 0 0 0 0 0 1 9 2 0 0 0 0 2 11 2 0 0 0 0 3 5 1 0 0 0 0 3 6 1 0 0 0 0 3 9 1 0 0 0 0 4 11 1 0 0 0 0 4 25 1 0 0 0 0 4 26 1 0 0 0 0 5 7 1 0 0 0 0 5 14 1 0 0 0 0 5 15 1 0 0 0 0 6 10 1 0 0 0 0 6 11 1 0 0 0 0 6 13 1 0 0 0 0 7 8 1 0 0 0 0 7 16 1 0 0 0 0 7 17 1 0 0 0 0 8 9 1 0 0 0 0 8 18 1 0 0 0 0 8 19 1 0 0 0 0 10 12 1 0 0 0 0 10 20 1 0 0 0 0 10 21 1 0 0 0 0 12 22 1 0 0 0 0 12 23 1 0 0 0 0 12 24 1 0 0 0 0

4. International Nomenclature & Identifiers

4.1 IUPAC Name

(2S)-2-(2-oxopyrrolidin-1-yl)butanamide

4.2 InChI

InChI=1S/C8H14N2O2/c1-2-6(8(9)12)10-5-3-4-7(10)11/h6H,2-5H2,1H3,(H2,9,12)/t6-/m0/s1

4.3 InChIKey

HPHUVLMMVZITSG-LURJTMIESA-N

4.4 Canonical SMILES

CCC(C(=O)N)N1CCCC1=O

4.5 Isomeric SMILES

CC[C@@H](C(=O)N)N1CCCC1=O

4.6 SDF file

Coming soon

5. Spectroscopic data

5.1 ¹³C nuclear magnetic resonance (¹³C NMR)

5.2 ¹H nuclear magnetic resonance (¹H NMR)

5.3 Mass spectrometry (MS)

Coming soon

5.4 Infrared spectroscopy (IR)

Coming soon

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

Coming soon

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)