tert-Butyl ((2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate

((2R,3S)-2-(2,5-二氟苯基)-5-氧代四氢-2H-吡喃-3-基)氨基甲酸叔丁酯

Also known as: tert-Butyl ((2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate, N-[(2R,3S)-2-(2,5-Difluorophenyl)tetrahydro-5-oxo-2H-pyran-3-yl]carbamic acid 1,1-dimethylethyl ester, MK-3102 intermediate I, Omarigliptin intermediate I, Carbamic acid, N-[(2R,3S)-2-(2,5-difluorophenyl)tetrahydro-5-oxo-2H-pyran-3-yl]-, 1,1-dimethylethyl ester, tert-Butyl [(2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl]carbamate, tert-Butyl [(2R,3S)-5-oxo-2-(2,5-difluorophenyl)tetrahydro-2H-pyran-3-yl]carbamate

tert-Butyl ((2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate (CAS 951127-25-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H19F2NO4 and a molecular weight of 327.323 g/mol. It is also known as N-[(2R,3S)-2-(2,5-Difluorophenyl)tetrahydro-5-oxo-2H-pyran-3-yl]carbamic acid 1,1-dimethylethyl ester, MK-3102 intermediate I and Omarigliptin intermediate I. Key properties include a boiling point of 433.4±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 215.9±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
951127-25-6
Jingsj CID
J-979028-5
Molecular Formula
C16H19F2NO4
Chinese Name
((2R,3S)-2-(2,5-二氟苯基)-5-氧代四氢-2H-吡喃-3-基)氨基甲酸叔丁酯
Molecular Weight
327.323 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point433.4±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point215.9±28.7 °C

Frequently Asked Questions

What is the CAS number of tert-Butyl ((2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate?

The CAS number of tert-Butyl ((2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate is 951127-25-6.

What are the molecular formula and molecular weight of tert-Butyl ((2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate?

tert-Butyl ((2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate has molecular formula C16H19F2NO4 and molecular weight 327.323 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-Butyl ((2R,3S)-2-(2,5-difluorophenyl)-5-oxotetrahydro-2H-pyran-3-yl)carbamate (CAS 951127-25-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-979028-5 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.