tert-butyl N-[(3S)-2-oxooxetan-3-yl]carbamate

Also known as: (S)-3-(tert-butoxycarbonylamino)-2-oxetanone, (S)-3-(tert-butoxycarbonylamino)-oxetan-2-one, (S)-alpha-Boc-amino-beta-propiolactone, (S)-alpha-tert-butoxycarbonylamino-beta-propiolactone, (S)-N-(tert-butoxycarbonyl)-3-amino-2-oxetanone, 2-methyl-2-propanyl [(3S)-2-oxo-3-oxetanyl]carbamate, Boc-L-Serine-beta-Lactone, N-Boc-L-serine beta-lactone, N-(tert-butoxycarbonyl)-L-serine beta-lactone, tert-butyl [(3S)-2-oxooxetan-3-yl]carbamate, [(3S)-2-oxo-3-oxetanyl]-1,1-dimethylethyl ester carbamic acid

tert-butyl N-[(3S)-2-oxooxetan-3-yl]carbamate (CAS 98541-64-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H13NO4 and a molecular weight of 187.193 g/mol. Key properties include a boiling point of 319.0±31.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 146.7±24.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 98541-64-1
Jingsj CID: J-12233-8
Molecular Formula: C₈H₁₃NO₄
Molecular Weight: 187.193 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	319.0±31.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	146.7±24.8 °C
Exact Mass	187.084457
PSA	64.63000
LogP	-0.39
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.474
Storage Conditions	Freezer

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 tert-butyl N-[(3S)-2-oxooxetan-3-yl]carbamate?

The CAS number of tert-butyl N-[(3S)-2-oxooxetan-3-yl]carbamate is 98541-64-1.

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

tert-butyl N-[(3S)-2-oxooxetan-3-yl]carbamate has molecular formula C8H13NO4 and molecular weight 187.193 g/mol.

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

For tert-butyl N-[(3S)-2-oxooxetan-3-yl]carbamate, Upstream Products: N-(tert-Butoxycarbonyl)-L-serine, Di-tert-butyl dicarbonate; Downstream Products: N-(tert-Butoxycarbonyl)-S-(4-methylbenzyl)-D-cysteine, methyl 2-[(tert-butoxycarbonyl)amino]prop-2-enoate, Boc-L-2,3-diaminopropionic acid.

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. "tert-butyl N-[(3S)-2-oxooxetan-3-yl]carbamate (CAS 98541-64-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12233-8 (accessed 2026-11-09).

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