2-Phenylpropionic acid - ≥98% , CAS No.492-37-5

CAS: 492-37-5 Cat. No.: P128106 Molecular Weight: 150.18 Beilstein Registry Number: 1863558 EC Number: 207-752-0
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
NSC245033 | NSC-245033 | NSC245032 | NSC-245032 | dl-.alpha.-Phenylpropionic acid | alpha-Methylphenylacetic acid | NSC42872 | NSC-42872 | SY020842 | 2-Phenylpropionic acid | A9828 | a-Methylbenzeneacetic acid | .alpha.-Phenylpropionic acid | 2-phenyl pro
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
P128106-5g
3
$9.90
10g
P128106-10g
2
$10.90
25g
P128106-25g
3

$11.90

$17.90
Save $6.00 (33.52%)
100g
P128106-100g
2

$14.90

$22.90
Save $8.00 (34.93%)
500g
P128106-500g
1

$72.90

$109.90
Save $37.00 (33.67%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 6 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
NSC245033 | NSC-245033 | NSC245032 | NSC-245032 | dl-.alpha.-Phenylpropionic acid | alpha-Methylphenylacetic acid | NSC42872 | NSC-42872 | SY020842 | 2-Phenylpropionic acid | A9828 | a-Methylbenzeneacetic acid | .alpha.-Phenylpropionic acid | 2-phenyl pro
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488181107
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488181107
Canonical SmilesCC(C1=CC=CC=C1)C(=O)O
IUPAC Name2-phenylpropanoic acid
InChIKeyYPGCWEMNNLXISK-UHFFFAOYSA-N
INCHI1S/C9H10O2/c1-7(9(10)11)8-5-3-2-4-6-8/h2-7H,1H3,(H,10,11)
Isomeric SMILES CC(C1=CC=CC=C1)C(=O)O
WGK Germany 3
Molecular Weight 150.18
Beilstein 1863558
Reaxy-Rn 1863558
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1863558&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassPhenylpropanoids and polyketides
ClassPhenylpropanoic acids
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentPhenylpropanoic acids
Alternative Parents Benzene and substituted derivatives  Monocarboxylic acids and derivatives  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents 2-phenylpropanoic-acid - Benzenoid - Monocyclic benzene moiety - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylpropanoic acids. These are compounds with a structure containing a benzene ring conjugated to a propanoic acid.
External Descriptors 2-arylpropionic acid
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Faah Anandamide amidohydrolase (3907 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

7 results found

Lot NumberCertificate TypeDateItem
C2205366Certificate of AnalysisDec 12, 2025 P128106
C2205382Certificate of AnalysisDec 12, 2025 P128106
C2205383Certificate of AnalysisDec 12, 2025 P128106
C2205384Certificate of AnalysisDec 12, 2025 P128106
G1522068Certificate of AnalysisMar 08, 2023 P128106
B2212025Certificate of AnalysisFeb 18, 2022 P128106
E2428100Certificate of AnalysisFeb 15, 2022 P128106
Chemical and Physical Properties
SolubilitySlightly soluble in water
Refractive Index1.52
Flash Point(°F)230 °F
Flash Point(°C)110 °C
Boil Point(°C)267 °C
Melt Point(°C)-5 °C
Molecular Weight150.170 g/mol
XLogP31.900
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass150.068 Da
Monoisotopic Mass150.068 Da
Topological Polar Surface Area37.300 Ų
Heavy Atom Count11
Formal Charge0
Complexity136.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Huanhuan Wang, Fangling Wu, Xinhua Dai, Xiang Fang, Chuan-Fan Ding.  (2022)  Rapid discrimination of enantiomers by ion mobility mass spectrometry and chemical theoretical calculation: Chiral mandelic acid and its derivatives.  ANALYTICA CHIMICA ACTA,      [PMID:36628725] [10.1016/j.aca.2022.340725]
2. Xucan Yuan, Xianhui Li, Ping Guo, Zhili Xiong, Longshan Zhao.  (2018)  Simultaneous enantiomeric analysis of chiral non-steroidal anti-inflammatory drugs in water, river sediment, and sludge using chiral liquid chromatography-tandem mass spectrometry.  Analytical Methods,  10  (36): (4404-4413).  [PMID:] [10.1039/C8AY01417E]
3. Peng Liang, Yun Hui, Ji Jing, Zhang Wenjie, Xu Ting, Li Si, Wang Zhenfei, Xie Li, Li Xiangkai.  (2024)  Biotransformation activities of fungal strain apiotrichum sp. IB-1 to ibuprofen and naproxen.  ARCHIVES OF MICROBIOLOGY,  206  (5): (1-13).  [PMID:38658486] [10.1007/s00203-024-03963-z]
4. Songlin Chen, Junchao Zhu, Chenlei Ma, Beibei Zhu, Huiyun Qiu, Shengqiang Tong.  (2024)  Mercapto-β-cyclodextrin covalent organic frameworks for enantioselective liquid-liquid extraction.  COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS,      [PMID:] [10.1016/j.colsurfa.2024.133496]
5. Xiujun Ren, Qiurong Luo, Di Zhou, Kailian Zhang, Die Gao, Qifeng Fu, Jun Liu, Zhining Xia, Lujun Wang.  (2020)  Thermoresponsive chiral stationary phase functionalized with the copolymer of β-cyclodextrin and N-isopropylacrylamide for high performance liquid chromatography.  JOURNAL OF CHROMATOGRAPHY A,      [PMID:31992472] [10.1016/j.chroma.2020.460904]
6. Guo Ping, Yuan Xucan, Zhang Jingjing, Wang Binjie, Sun Xiaoyang, Chen Xiaohui, Zhao Longshan.  (2017)  Dummy-surface molecularly imprinted polymers as a sorbent of micro-solid-phase extraction combined with dispersive liquid–liquid microextraction for determination of five 2-phenylpropionic acid NSAIDs in aquatic environmental samples.  ANALYTICAL AND BIOANALYTICAL CHEMISTRY,  410  (2): (373-389).  [PMID:29124305] [10.1007/s00216-017-0727-6]
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