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3-(phenylamino)alanine

3-(phenylamino)alanine Structure
3-(phenylamino)alanine structure
CAS No.
145545-23-9
Chemical Name:
3-(phenylamino)alanine
Synonyms
(phenylamino)alanine;Tryptophan Impurity 1;3-(phenylamino)alanine;3-PHENYLAMINO-L-ALANINE;Tryptophan - Impurity F;Tryptophan EP miscellaneous;L-Alanine, 3-(phenylamino)-;Tryptophan EP Impurity F HCl;N-Acetyltryptophan EP Impurity F;(2S)-2-amino-3-anilinopropanoic acid
CBNumber:
CB21362376
Molecular Formula:
C9H12N2O2
Molecular Weight:
180.2
MDL Number:
MFCD00870556
MOL File:
145545-23-9.mol
Last updated:2026-01-13 11:14:11
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3-(phenylamino)alanine Properties

Boiling point 406.7±40.0 °C(Predicted)
Density 1.281±0.06 g/cm3(Predicted)
storage temp. 2-8°C
pka 1.85±0.10(Predicted)
Major Application pharmaceutical
InChI 1S/C9H12N2O2/c10-8(9(12)13)6-11-7-4-2-1-3-5-7/h1-5,8,11H,6,10H2,(H,12,13)/t8-/m0/s1
InChIKey HLZOBKHLQBRIJP-QMMMGPOBSA-N
SMILES N[C@@H](CNc1ccccc1)C(=O)O
FDA UNII TD4JN22JPS
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

WGK Germany  WGK 3
Storage Class 13 - Non Combustible Solids

3-(phenylamino)alanine Chemical Properties,Uses,Production

Uses

Des-(3-Indolyl) 3-(Phenylamino) Tryptophan is the impurity of Tryptophan (T947210), which is an essential amino acid.

3-(phenylamino)alanine Preparation Products And Raw materials

Raw materials

Preparation Products

3-(phenylamino)alanine Suppliers

Global( 46)Suppliers
Supplier Tel Email Country ProdList Advantage
Moxin Chemicals 		+86-17320513646 +8617320513646 anna@molcoo.com China 10000 58
Standardpharm Co. Ltd. 		86-714-3992388 overseasales1@yongstandards.com United States 14332 58
QUALITY CONTROL SOLUTIONS LTD. 		+86-0755-66853366 +86-13670046396 export03@qcsrm.com China 24342 58
Quality Control Solutions Ltd. 0755-66853366 13670046396 orders@qcsrm.com China 18439 56
Shandong Boluoda Biological Technology Co., Ltd. 0531-68659041 2310993908@qq.com China 2979 58
Nanjing XiZe Biotechnology CO., Ltd. 025-66023220 15250997978 1511893459@qq.com China 4876 55
Shenzhen SUNGENING Bio-Medical Co., Ltd. 0755-28967200 13631290199 wxf@sungening.com China 9629 60
SHANGHAI FDC-CHEMICAL CO.,LTD 021-61469567 13482353728 sales@fdc-chemical.com China 9994 58
PI & PI BIOTECH INC. +86-13602409664 +86-17788709170 Sales@pipitech.com China 2649 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 +86-13028896684; sales@rrkchem.com China 57422 58
Supplier Advantage
Moxin Chemicals 		58
Standardpharm Co. Ltd. 		58
QUALITY CONTROL SOLUTIONS LTD. 		58
Quality Control Solutions Ltd. 56
Shandong Boluoda Biological Technology Co., Ltd. 58
Nanjing XiZe Biotechnology CO., Ltd. 55
Shenzhen SUNGENING Bio-Medical Co., Ltd. 60
SHANGHAI FDC-CHEMICAL CO.,LTD 58
PI & PI BIOTECH INC. 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. 58

View Lastest Price from 3-(phenylamino)alanine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Tryptophan EP Impurity F pictures 2025-12-16 Tryptophan EP Impurity F
145545-23-9
 US $0.00-0.00 / mg 10mg 95%+ 100000000 Moxin Chemicals

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1of4

3-PHENYLAMINO-L-ALANINE Tryptophan Impurity 4（Tryptophan EP Impurity F） Tryptophan Impurity 1 (2S)-2-amino-3-anilinopropanoic acid L-Alanine, 3-(phenylamino)- Des-(3-Indolyl) 3-(Phenylamino) Tryptophan N-Acetyltryptophan EP Impurity F (2S)-2-amino-3-(phenylamino)propanoic acid (3-phenylaminoalanine) (S)-2-Amino-3-(phenylamino)propanoic acid (Tryptophan Impurity) 3-(phenylamino)alanine Tryptophan EP miscellaneous Tryptophan Impurity 4 (Tryptophan EP Impurity F Hydrochloride) Tryptophan - Impurity F (S)-2-Amino-3-(phenylamino)propanoic acid (2S)-2-amino-3-(phenylamino)propanoic acid Tryptophan EP Impurity F HCl (phenylamino)alanine 145545-23-9