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(S)-3-Amino-3-phenylpropanoic acid

CAS No.
40856-44-8
Chemical Name:
(S)-3-Amino-3-phenylpropanoic acid
Synonyms
S-PHA;H-b-Phe-OH;H-BETA-PHE-OH;H-(S)-β-Phe-OH;H-(S)-beta-Phe-OH;(S)-B-PHENYLALANINE;RARECHEM LK HC T302;(S)-β-Phenylalanine;(S)-β3-phenylalanine;(S)-3-Phenyl-β-alanine
CBNumber:
CB1228128
Molecular Formula:
C9H11NO2
Molecular Weight:
165.19
MDL Number:
MFCD01076238
MOL File:
40856-44-8.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 23:19:46

(S)-3-Amino-3-phenylpropanoic acid Properties

Melting point 251-253 °C(Solv: water (7732-18-5); acetone (67-64-1))
Boiling point 307.5±30.0 °C(Predicted)
Density 1.198±0.06 g/cm3(Predicted)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
solubility Aqueous Acid (Sparingly)
form Solid
pka 3.45±0.12(Predicted)
color White to Off-White
optical activity -6.0°(C=0.0103.11 g/100ml H2O)
InChI InChI=1/C9H11NO2/c10-8(6-9(11)12)7-4-2-1-3-5-7/h1-5,8H,6,10H2,(H,11,12)/t8-/s3
InChIKey UJOYFRCOTPUKAK-SBYBRXNCNA-N
SMILES [C@H](C1C=CC=CC=1)(N)CC(=O)O |&1:0,r|
CAS DataBase Reference 40856-44-8(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
HS Code  2922498590

(S)-3-Amino-3-phenylpropanoic acid price More Price(89)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical A2661 (S)-3-Amino-3-phenylpropanoic Acid 40856-44-8 1G $97 2026-04-30 Buy
Usbiological 260819 S-3-Amino-3-phenylpropionic acid Asreported 40856-44-8 500mg $333 2026-06-03 Buy
Usbiological 260819 S-3-Amino-3-phenylpropionic acid Asreported 40856-44-8 1g $463 2026-06-03 Buy
Usbiological 260819 S-3-Amino-3-phenylpropionic acid Asreported 40856-44-8 2g $622 2026-06-03 Buy
Usbiological 260819 S-3-Amino-3-phenylpropionic acid Asreported 40856-44-8 5g $1050 2026-06-03 Buy
Product number Packaging Price Buy
A2661 1G $97 Buy
260819 500mg $333 Buy
260819 1g $463 Buy
260819 2g $622 Buy
260819 5g $1050 Buy

(S)-3-Amino-3-phenylpropanoic acid Chemical Properties, Uses, Production

Chemical Properties

White crystalline powder

Uses

S)-β-Phenylalanine is a key building block used as an intermediate in the synthesis of pharmaceuticals.

Definition

ChEBI: (S)-3-amino-3-phenylpropanoic acid is an optically active form of 3-amino-3-phenylpropanoic acid having S-configuration. It is an enantiomer of a (R)-3-amino-3-phenylpropanoic acid. It is a tautomer of a (S)-3-ammonio-3-phenylpropanoate.

(S)-3-Amino-3-phenylpropanoic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 287)
Supplier Tel Email Country ProdList Advantage
Zhejiang Zhengshuo Biological Technology Co., Ltd 13665754639 wulicheng2@126.com China 21 58
Hangzhou Xinshuo New Material Technology Co., Ltd. 18257124775,15967699685 15967699685; 3762199508@qq.com China 29 58
Shanghai Chiral Chemicals Inc. 021-37285021 13472570865 tym7xi@aliyun.com China 299 64
Shandong Mingfeng Pharmaceutical and Technology Co. Ltd 053155551677 15315114555 1345456643@qq.com China 298 58
Jiangsu Enzymatic Co.,Ltd. 0512-58587898 13812862084 AnnaXu@rexinbio.com China 52 58
Luoyang Huarong Biotechnology Co., Ltd 037960690061 17538871686 lyhrsw111@163.com China 30 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Shanghai HC Biotech Co., Ltd 021-20227858 sale@hcbiotech.com.cn China 1173 55
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56

View Latest Price from (S)-3-Amino-3-phenylpropanoic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
(S)-3-Amino-3-phenylpropanoic acid pictures 2026-09-17 (S)-3-Amino-3-phenylpropanoic acid
40856-44-8
1KG 99%min 1000kg WUHAN FORTUNA CHEMICAL CO., LTD
(S) -3-Amino-3-Phenylpropanoic Acid pictures 2026-05-28 (S) -3-Amino-3-Phenylpropanoic Acid
40856-44-8
$2.00-5.00 1KG 99% 10000kg Hebei Chuanghai Biotechnology Co,.LTD
 Dapoxetine impurity 38 pictures 2026-03-12 Dapoxetine impurity 38
10mg 0.98 10g ShenZhen H&D Pharmaceutical Technology Co., LTD

(S)-3-Amino-3-phenylpropanoic acid Spectrum

RARECHEM LK HC T302 (S)-3-AMINO-3-PHENYLPROPANOIC ACID (S)-3-AMINO-3-PHENYLPROPIONIC ACID (S)-B-PHENYLALANINE (S)-BETA-PHENYLALANINE (S)-3-Amino-3-Phenylpropinic (S)-3-PHENYL-BETA-ALANINE H-BETA-PHE-OH H-b-Phe-OH (S)-3-Phenyl-β-alanine (S)-β-Aminobenzenepropionic acid [S,(-)]-β-Aminohydrocinnamic acid S-PHA (S)-beta3-phenylalanine Dapoxetine Impurity 45 Dapoxetine Impurity 38 s-b-Phenylalanine or (S)-3-AMINO-3-PHENYLPROPIONIC ACID H-β-Phe-OH,(S)-3-AMino-3-phenylpropionic acid (S)-b-AMino-benzenepropanoic acid (3S)-3-aMino-3-phenylpropanoic acid Benzenepropanoic acid, β-amino-, (βS)- (S)-β3-phenylalanine (S)-3-Amino-3-phenylpropionicaci (S)-3-Amino-3-phenylpropanoic acid USP/EP/BP H-(S)-beta-Phe-OH (S)-β-Phenylalanine (S)-3-Amino-3-phenylpropanoic aci (S)-3-Amino-3-phenylpropanoic acidoic acid H-(S)-β-Phe-OH (R)-1-(4-chloro-2-fluorophenyl)propan-1-amine hydrochloride 40856-44-8 1076-51-4 Dapoxetine intermediate Unusual Amino Acids - Phe API intermediates 3-Amino-3-phenylpropanoic Acid Analogs Alcohol Aldehyde & acid series