(S)-4-tert-Butyloxazolidine-2,5-dione

Also known as: (4S)-4-tert-Butyl-1,3-oxazolidine-2,5-dione, L-tert-Leucine N-carboxyanhydride, L-tert-Leucine NCA, 2,5-Oxazolidinedione, 4-(1,1-dimethylethyl)-, (4S)-, (4S)-4-(2-Methyl-2-propanyl)-1,3-oxazolidine-2,5-dione, MFCD05664067

(S)-4-tert-Butyloxazolidine-2,5-dione (CAS 62965-56-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H11NO3 and a molecular weight of 157.167 g/mol. Key properties include a melting point of 132ºC and a density of 1.2±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 62965-56-4
Jingsj CID: J-20673-5
Molecular Formula: C₇H₁₁NO₃
Molecular Weight: 157.167 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	132ºC
Density	1.2±0.1 g/cm3
Exact Mass	157.073898
PSA	55.40000
LogP	0.83
Refractive Index	1.464

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of (S)-4-tert-Butyloxazolidine-2,5-dione?

The CAS number of (S)-4-tert-Butyloxazolidine-2,5-dione is 62965-56-4.

What are the molecular formula and molecular weight of (S)-4-tert-Butyloxazolidine-2,5-dione?

(S)-4-tert-Butyloxazolidine-2,5-dione has molecular formula C7H11NO3 and molecular weight 157.167 g/mol.

What are the upstream and downstream products of (S)-4-tert-Butyloxazolidine-2,5-dione?

For (S)-4-tert-Butyloxazolidine-2,5-dione, Upstream Products: L-tert-Leucine; Downstream Products: (S)-3-tert-Butyl-2,5-piperazinedione, Methyl (2S)-2-amino-3,3-dimethylbutanoate.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(S)-4-tert-Butyloxazolidine-2,5-dione (CAS 62965-56-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20673-5 (accessed 2026-11-09).

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