4-Isopropylcinnamic acid - ≥97% , CAS No.3368-21-6

CAS: 3368-21-6 Cat. No.: I169678 Formula: C12H14O2 Molecular Weight: 190.244 EC Number: 222-138-2
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
(E)-3-(4-propan-2-ylphenyl)prop-2-enoic acid | p-Isopropylcinnamic acid | SCHEMBL819055 | AI3-23710 | 2-Propenoic acid, 3-[4-(1-methylethyl)phenyl]-, (2E)- | 2-Propenoic acid, 3-(4-(1-methylethyl)phenyl)- | 3-[4-(propan-2-yl)phenyl]prop-2-enoic acid | F15
Storage
Room temperature
Shipped In
Normal
Size
USA
Germany (EU)*
Price
Qty
1g
I169678-1g
4 In stock

$19.90

$29.90
Save $10.00 (33.44%)
5g
I169678-5g
2 In stock

$74.90

$112.90
Save $38.00 (33.66%)
25g
I169678-25g
1 In stock

$294.90

$442.90
Save $148.00 (33.42%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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

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Quality documents

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

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
(E)-3-(4-propan-2-ylphenyl)prop-2-enoic acid | p-Isopropylcinnamic acid | SCHEMBL819055 | AI3-23710 | 2-Propenoic acid, 3-[4-(1-methylethyl)phenyl]-, (2E)- | 2-Propenoic acid, 3-(4-(1-methylethyl)phenyl)- | 3-[4-(propan-2-yl)phenyl]prop-2-enoic acid | F15
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488191232
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488191232
Canonical SmilesCC(C)C1=CC=C(C=C1)C=CC(=O)O
IUPAC Name(E)-3-(4-propan-2-ylphenyl)prop-2-enoic acid
InChIKeySJDOOXOUSJDYFE-VMPITWQZSA-N
INCHI1S/C12H14O2/c1-9(2)11-6-3-10(4-7-11)5-8-12(13)14/h3-9H,1-2H3,(H,13,14)/b8-5+
Isomeric SMILES CC(C)C1=CC=C(C=C1)/C=C/C(=O)O
Molecular Weight 190.244
Reaxy-Rn 2046679
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2046679&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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 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
ClassCinnamic acids and derivatives
SubclassCinnamic acids
Intermediate Tree Nodes Not available
Direct ParentCinnamic acids
Alternative Parents Monocyclic monoterpenoids  Aromatic monoterpenoids  Phenylpropanes  Cumenes  Styrenes  Monocarboxylic acids and derivatives  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Cinnamic acid - P-cymene - Aromatic monoterpenoid - Monoterpenoid - Monocyclic monoterpenoid - Phenylpropane - Cumene - Styrene - Monocyclic benzene moiety - Benzenoid - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Carbonyl group - Hydrocarbon derivative - Organic oxygen compound - Organooxygen compound - Organic oxide - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as cinnamic acids. These are organic aromatic compounds containing a benzene and a carboxylic acid group forming 3-phenylprop-2-enoic acid.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
KDM4E Tchem Lysine-specific demethylase 4D-like (40243 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CBX1 Tbio Chromobox protein homolog 1 (92434 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Mapk1 MAP kinase ERK2 (650 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Luciferin 4-monooxygenase (66902 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ffp 4'-phosphopantetheinyl transferase ffp (24982 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NS1 Nonstructural protein 1 (33327 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.

5 results found

Lot NumberCertificate TypeDateItem
B2603613Certificate of AnalysisFeb 05, 2026 I169678
K2108586Certificate of AnalysisAug 13, 2024 I169678
K2108587Certificate of AnalysisAug 13, 2024 I169678
K2108588Certificate of AnalysisAug 13, 2024 I169678
E2429035Certificate of AnalysisOct 22, 2021 I169678
Chemical and Physical Properties
Melt Point(°C)157-161°C
Molecular Weight190.240 g/mol
XLogP33.300
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count3
Exact Mass190.099 Da
Monoisotopic Mass190.099 Da
Topological Polar Surface Area37.300 Ų
Heavy Atom Count14
Formal Charge0
Complexity210.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Solution Calculators
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