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(S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide

Also known as: (2S)-2-(4-chlorobutanoylamino)butanamide, (S)-N-[1-(aminocarbonyl)propyl]-4-chlorobutanamide, Levetiracetam Related Compound A, Levetiracetam Impurity E, Levetiracetam USP RC A, Levetiracetam USP Related Compound A, N-[(1S)-1-(aminocarbonyl)propyl]-4-chlorobutanamide

(S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide (CAS 102767-31-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H15ClN2O2 and a molecular weight of 206.67000 g/mol. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
102767-31-7
Jingsj CID
J-1521785-3
Molecular Formula
C8H15ClN2O2
Molecular Weight
206.67000 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass206.08200
PSA76.67000
LogP2.37550

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed

Frequently Asked Questions

What is the CAS number of (S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide?

The CAS number of (S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide is 102767-31-7.

What are the molecular formula and molecular weight of (S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide?

(S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide has molecular formula C8H15ClN2O2 and molecular weight 206.67000 g/mol.

Is (S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide hazardous?

(S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.

What are the upstream and downstream products of (S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide?

For (S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide, Upstream Products: 2-Aminobutanamide, 4-Chlorobutyryl chloride, L-2-Aminobutanamide; Downstream Products: Levetiracetam.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "(S)-N-(1-amino-1-oxobutan-2-yl)-4-chlorobutanamide (CAS 102767-31-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521785-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.