(3R)-3-[(tert-Butoxycarbonyl)amino]-4-(2,5-difluorophenyl)butanoic acid

(3R)-3-[(叔丁氧羰基)氨基]-4-(2,5-二氟苯基)丁酸

Also known as: (R)-3-((tert-Butoxycarbonyl)amino)-4-(2,5-difluorophenyl)butanoic acid, (R)-b-(Boc-amino)-2,5-difluorobenzenebutanoic acid, Sitagliptin Defuoro Impurity 4, Sitagliptin Defluoro Impurity 4, (R)-Sitagliptin Defluoro Impurity 4, Sitagliptin EP Impurity 8, Sitagliptin Impurity 24, SIG80-III

(3R)-3-[(tert-Butoxycarbonyl)amino]-4-(2,5-difluorophenyl)butanoic acid (CAS 486459-98-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H19F2NO4 and a molecular weight of 315.31200 g/mol. It is also known as (R)-3-((tert-Butoxycarbonyl)amino)-4-(2,5-difluorophenyl)butanoic acid, (R)-b-(Boc-amino)-2,5-difluorobenzenebutanoic acid and Sitagliptin Defuoro Impurity 4. Key property: a density of 1.243±0.06 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
486459-98-7
Jingsj CID
J-1134891-7
Molecular Formula
C15H19F2NO4
Chinese Name
(3R)-3-[(叔丁氧羰基)氨基]-4-(2,5-二氟苯基)丁酸
Molecular Weight
315.31200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.243±0.06 g/cm3

Frequently Asked Questions

What is the CAS number of (3R)-3-[(tert-Butoxycarbonyl)amino]-4-(2,5-difluorophenyl)butanoic acid?

The CAS number of (3R)-3-[(tert-Butoxycarbonyl)amino]-4-(2,5-difluorophenyl)butanoic acid is 486459-98-7.

What are the molecular formula and molecular weight of (3R)-3-[(tert-Butoxycarbonyl)amino]-4-(2,5-difluorophenyl)butanoic acid?

(3R)-3-[(tert-Butoxycarbonyl)amino]-4-(2,5-difluorophenyl)butanoic acid has molecular formula C15H19F2NO4 and molecular weight 315.31200 g/mol.

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

Last updated:

How to cite: Jingsj. "(3R)-3-[(tert-Butoxycarbonyl)amino]-4-(2,5-difluorophenyl)butanoic acid (CAS 486459-98-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1134891-7 (accessed 2026-10-26).

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