CAS 184955-21-3

Hydroxyindolinonylalanine ((2S)-2-Amino-3-(3-hydroxy-2-oxoindolin-3-yl)propanoic acid)

CAS: 184955-21-3

Lactams, nesoi

Formula: C₁₁H₁₂N₂O₄

Color and Shape: Off-White Solid

Molecular weight: 236.07971

Ref: 45-1A14430

(2S)-2-Amino-3-(3-hydroxy-2-oxoindolin-3-yl)propanoic acid (Tryptophan Impurity)

CAS: 184955-21-3

(2S)-2-Amino-3-(3-hydroxy-2-oxoindolin-3-yl)propanoic acid (Tryptophan Impurity)

Purity: 98%

Molecular weight: 236.22g/mol

Ref: 54-OR1075738

Tryptophan EP Impurity B (Mixture of Diastereomers)

CAS: 184955-21-3

Formula: C₁₁H₁₂N₂O₄

Color and Shape: Off-White Solid

Molecular weight: 236.23

Ref: 4Z-T-204

Dioxindolyl-L-alanine (Mixture of Diastereomers)

Controlled Product

CAS: 184955-21-3

Applications Dioxindolyl-L-alanine is used in the synthesis of peptides containing 5-Hydroxytryptophan, Oxindolylalanine, N-Formylkynurenine and Kynurenine.
References Berlett, B., et al.: J. Biol. Chem., 272, 20313 (1997), Chang, T., et al.: J. Biomed. Sci., 7, 357 (2000); Frolov, A., et al.: J. Pept. Sci., 13, 862 (2007);

Formula: C₁₁H₁₂N₂O₄

Color and Shape: Neat

Molecular weight: 236.22

Ref: TR-D486855

(2S)-2-Amino-3-(3-hydroxy-2-oxoindolin-3-yl)propanoic acid, Tryptophan Impurity

CAS: 184955-21-3

Purity: 98%

Molecular weight: 236.08

Ref: 10-F569346

Tryptophan EP Impurity B

CAS: 184955-21-3

Formula: C₁₁H₁₂N₂O₄

Molecular weight: 236.23

Ref: ST-EA-CP-T90002