(2Z)-3-(Acetylamino)-4-(2,4,5-trifluorophenyl)-2-butenoic acid methyl ester

(2Z)-3-(乙酰氨基)-4-(2,4,5-三氟苯基)-2-丁烯酸甲酯

Also known as: (Z)-methyl 3-acetamido-4-(2,4,5-trifluorophenyl)but-2-enoate, (Z)-methyl-3-N-acetylamino-4-(2,4,5-trifluorophenyl)but-2-enoate, Methyl 3-acetamido-4-(2,4,5-trifluorophenyl)but-2-enoate, Sitagliptin Impurity 9, Sitagliptin Impurity 51, 2-Butenoic acid, 3-(acetylamino)-4-(2,4,5-trifluorophenyl)-, methyl ester, (2Z)-

(2Z)-3-(Acetylamino)-4-(2,4,5-trifluorophenyl)-2-butenoic acid methyl ester (CAS 1234321-81-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H12F3NO3 and a molecular weight of 287.234 g/mol. It is also known as (Z)-methyl 3-acetamido-4-(2,4,5-trifluorophenyl)but-2-enoate, (Z)-methyl-3-N-acetylamino-4-(2,4,5-trifluorophenyl)but-2-enoate and Methyl 3-acetamido-4-(2,4,5-trifluorophenyl)but-2-enoate. Key properties include a boiling point of 436.6±45.0 °C at 760 mmHg, a density of 1.304±0.06 g/cm3 and a flash point of 217.8±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1234321-81-3

Jingsj CID

J-967071-0

Molecular Formula

C₁₃H₁₂F₃NO₃

Chinese Name

(2Z)-3-(乙酰氨基)-4-(2,4,5-三氟苯基)-2-丁烯酸甲酯

Molecular Weight

287.234 g/mol

Category

Organic Acids

Last updated

8/21/2026