(R)-3-Amino-4-(2,4,5-trifluorophenyl)butyric acid

Also known as: Sitagliptin Acid, (3R)-3-Amino-4-(2,4,5-trifluorophenyl)butanoic acid, Sitagliptin-butanoic acid, Sitagliptin FP Impurity E, Sitagliptin Impurity FP-E, Sitagliptin Impurity SKY-5, Sitagliptin Acid (Impurity B), Sitagliptin-Butanoic Impurity, STP-4A ACID, Benzenebutanoic acid, β-amino-2,4,5-trifluoro-, (βR)-, Benzenebutanoic acid, β-amino-2,4,5-trifluoro-, (βR)-

(R)-3-Amino-4-(2,4,5-trifluorophenyl)butyric acid (CAS 936630-57-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10F3NO2 and a molecular weight of 233.187 g/mol. Key properties include a boiling point of 326.6±42.0 °C at 760 mmHg, a density of 1.399 and a flash point of 151.3±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 936630-57-8
Jingsj CID: J-1098664-8
Molecular Formula: C₁₀H₁₀F₃NO₂
Molecular Weight: 233.187 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	326.6±42.0 °C at 760 mmHg
Density	1.399
Flash Point	151.3±27.9 °C
Exact Mass	233.066360
PSA	63.32000
LogP	1.50
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.514

Customs & Trade Information

HS Code	2922499990
Summary	HS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (R)-3-Amino-4-(2,4,5-trifluorophenyl)butyric acid?

The CAS number of (R)-3-Amino-4-(2,4,5-trifluorophenyl)butyric acid is 936630-57-8.

What are the molecular formula and molecular weight of (R)-3-Amino-4-(2,4,5-trifluorophenyl)butyric acid?

(R)-3-Amino-4-(2,4,5-trifluorophenyl)butyric acid has molecular formula C10H10F3NO2 and molecular weight 233.187 g/mol.

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. "(R)-3-Amino-4-(2,4,5-trifluorophenyl)butyric acid (CAS 936630-57-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1098664-8 (accessed 2026-11-09).

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