Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate

Also known as: N-Carbobenzyloxy-D-serine-beta-lactone, N-Carbobenzyloxy-D-serine β-lactone, (R)-Benzyl 2-oxooxetan-3-ylcarbamate, Carbamic acid, N-[(3R)-2-oxo-3-oxetanyl]-, phenylmethyl ester, Benzyl [(3R)-2-oxo-3-oxetanyl]carbamate, N-Cbz-D-serine β-lactone, Z-D-Serine β-lactone

Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate (CAS 98632-91-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H11NO4 and a molecular weight of 221.209 g/mol. Key properties include a melting point of 133 °C, a boiling point of 425.5±44.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 211.1±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 98632-91-8
Jingsj CID: J-1492353-6
Molecular Formula: C₁₁H₁₁NO₄
Molecular Weight: 221.209 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	133 °C
Boiling Point	425.5±44.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	211.1±28.4 °C
Exact Mass	221.068802
PSA	68.12000
LogP	0.23
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.569

Customs & Trade Information

HS Code	2932209090
Summary	2932209090. other lactones. 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 Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate?

The CAS number of Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate is 98632-91-8.

What are the molecular formula and molecular weight of Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate?

Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate has molecular formula C11H11NO4 and molecular weight 221.209 g/mol.

What are the upstream and downstream products of Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate?

For Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate, Upstream Products: N-Benzyloxycarbonyl-D-serine, N-Cbz-L-Serine; Downstream Products: N(α)-Z-D-2,3-diaminopropionic acid, Methyl 2-(((benzyloxy)carbonyl)amino)acrylate, Methyl 2-(((benzyloxy)carbonyl)amino)-3-hydroxypropanoate.

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. "Benzyl N-[(3R)-2-oxooxetan-3-yl]carbamate (CAS 98632-91-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492353-6 (accessed 2026-11-09).

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