N-Butylsulfonyl-O-(4-(4-pyridinyl)butyl)-L-tyrosine

N-丁磺酰基-(4-(4-吡啶基)丁基)-L-酪氨酸

Also known as: Tirofiban Impurity C, Tirofiban Impurity D, Tirofiban Impurity 24, Tirofiban Impurity 26, Tirofiban Impurity 81, Tirofiban impurity 1, N-(Butylsulfonyl)-O-[4-(4-pyridinyl)butyl]-L-tyrosine, (S)-2-(Butylsulfonamido)-3-(4-(4-(pyridin-4-yl)butoxy)phenyl)propanoic acid, N-(n-Butanesulfonyl)-O-[4-(4-pyridinyl)-butyl]-(S)-tyrosine, N-Butanesulfonyl-O-[4-(4-pyridinyl)-butyl]-(S)-tyrosine, 2-(butylsulfonylamino)-3-[4-(4-pyridin-4-ylbutoxy)phenyl]propanoic acid

N-Butylsulfonyl-O-(4-(4-pyridinyl)butyl)-L-tyrosine (CAS 149490-61-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C22H30N2O5S and a molecular weight of 434.549 g/mol. It is also known as Tirofiban Impurity C, Tirofiban Impurity D and Tirofiban Impurity 24. Key properties include a melting point of 135-137ºC, a boiling point of 648.2±65.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 345.8±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

149490-61-9

Jingsj CID

J-1026065-0

Molecular Formula

C₂₂H₃₀N₂O₅S

Chinese Name

N-丁磺酰基-(4-(4-吡啶基)丁基)-L-酪氨酸

Molecular Weight

434.549 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026