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2-Methylcinnamic acid

CAS No.
2373-76-4
Chemical Name:
2-Methylcinnamic acid
Synonyms
o-Methylcinnamic acid;(E)-3-(o-Tolyl)acrylic acid;5-Bromovaniline;2-Methylciamic acid;RARECHEM BK HC T303;TIMTEC-BB SBB003946;2-Methylcinnamicaci;2-METHYLCINNAMIC ACID;SPECS AI-942/25034752;METHYLCINNAMIC ACID,2-
CBNumber:
CB9297335
Molecular Formula:
C10H10O2
Molecular Weight:
162.19
MDL Number:
MFCD00016841
MOL File:
2373-76-4.mol
MSDS File:
SDS
Last updated:2026-05-28 06:26:22
Product description Number Pack Size Price
2-Methylcinnamic acid, predominantly trans 99% 433101 5g $63.1
2-Methylcinnamic Acid >98.0%(GC)(T) M1295 5g $36
2-Methylcinnamic Acid >98.0%(GC)(T) M1295 25g $117
2-Methylcinnamic acid, predominantly trans FM34156 0.1kg $150
2-Methylcinnamic acid, predominantly trans FM34156 0.25kg $292.19
More product size

2-Methylcinnamic acid Properties

Melting point 174-176 °C(lit.)
Boiling point 228.88°C (rough estimate)
Density 1.0281 (rough estimate)
refractive index 1.5766 (estimate)
storage temp. Sealed in dry,Room Temperature
solubility almost transparency in Methanol
form powder to crystal
pka 4.5(at 25℃)
color White to Almost white
BRN 2500607
InChI 1S/C10H10O2/c1-8-4-2-3-5-9(8)6-7-10(11)12/h2-7H,1H3,(H,11,12)/b7-6+
InChIKey RSWBWHPZXKLUEX-VOTSOKGWSA-N
SMILES Cc1ccccc1\C=C\C(O)=O
LogP 2.870 (est)
CAS DataBase Reference 2373-76-4(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
PPE Eyeshields, Gloves, type N95 (US)
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  37/39-26-36-24/25
WGK Germany  3
HazardClass  IRRITANT
HS Code  29163990
Storage Class 11 - Combustible Solids
NFPA 704
1
2 0

2-Methylcinnamic acid price More Price(45)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 433101 2-Methylcinnamic acid, predominantly trans 99% 2373-76-4 5g $63.1 2026-04-30 Buy
TCI Chemical M1295 2-Methylcinnamic Acid >98.0%(GC)(T) 2373-76-4 5g $36 2026-04-30 Buy
TCI Chemical M1295 2-Methylcinnamic Acid >98.0%(GC)(T) 2373-76-4 25g $117 2026-04-30 Buy
Biosynth FM34156 2-Methylcinnamic acid, predominantly trans 2373-76-4 0.1kg $150 2026-06-04 Buy
Biosynth FM34156 2-Methylcinnamic acid, predominantly trans 2373-76-4 0.25kg $292.19 2026-06-04 Buy
Product number Packaging Price Buy
433101 5g $63.1 Buy
M1295 5g $36 Buy
M1295 25g $117 Buy
FM34156 0.1kg $150 Buy
FM34156 0.25kg $292.19 Buy

2-Methylcinnamic acid Chemical Properties,Uses,Production

Chemical Properties

White flakes or crystal

Uses

2-Methylcinnamic acid may be used as starting reagent for the total synthesis of the cytotoxic alkaloid, 22-hydroxyacuminatine and for the preparation of (E)-2-methylcinnamic acid i-butylammonium salt.

Definition

ChEBI: 2-Methylcinnamic Acid is a member of cinnamic acids.

General Description

2-Methylcinnamic acid has been reported to exhibit strong anti-fungal activity against white-rot fungus Lenzites betulina and brown-rot fungus Laetiporus sulphureus. Hydrogenation of 2-methylcinnamic acid using Walphos ligands and their biferrocene analogs has been studied.

Synthesis

Malonic acid

141-82-2

2-Methylbenzaldehyde

529-20-4

(E)-3-(2-methylphenyl)prop-2-enoic acid

939-57-1

GENERAL STEPS: 2-Methylbenzaldehyde (50 g, 417 mmol) was dissolved in pyridine (2 eq., 65 mL) under stirring conditions, followed by the addition of malonic acid (86.6 g, 834 mmol). The reaction mixture was heated to reflux for 4-5 hours. Upon completion of the reaction, the mixture was slowly poured into ice water and then acidified with 1N HCl. The precipitated white solid was collected by filtration, washed with water and dried under high vacuum for 3-4 h to give (E)-3-(o-tolyl)acrylic acid (57 g, 87% yield).

References

[1] Patent: US2013/178457, 2013, A1. Location in patent: Paragraph 0173
[2] Patent: WO2013/5168, 2013, A2. Location in patent: Page/Page column 32
[3] Tetrahedron Letters, 2011, vol. 52, # 41, p. 5371 - 5374
[4] Journal of Organic Chemistry, 1986, vol. 51, # 7, p. 1120 - 1123
[5] Patent: WO2013/74892, 2013, A1. Location in patent: Page/Page column 39-40

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View Lastest Price from 2-Methylcinnamic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Methylcinnamic acid pictures 2026-07-09 2-Methylcinnamic acid
2373-76-4
$1.10-34.00 1kg 99% Henan Fengda Chemical Co., Ltd
2-Methylcinnamic Acid pictures 2026-05-28 2-Methylcinnamic Acid
2373-76-4
$10.00 1KG 99.8% 100tons Hebei Chuanghai Biotechnology Co,.LTD
2-Methylcinnamic acid pictures 2020-01-13 2-Methylcinnamic acid
2373-76-4
$1.00 1KG 98%-99.9% 100kg Career Henan Chemical Co
2-METHYLCINNAMIC ACID 3-O-TOLYL-ACRYLIC ACID METHYLCINNAMIC ACID,2- 2-methylcinnamic acid, predominantly trans trans-2-Methylcinnamic acid 2-METHYLCINNAMIC ACID, 99%, PREDOMINANTL Y TRANS 5-Bromovaniline 2-Methylcinnamicacid,98+% 2-Methylbenzeneacrylic acid 2-Methylcinnamic acid,99% 2-Methylciamic acid (E)-3-(o-tolyl)prop-2-enoic acid trans-3-Methylcinnamic acid 2-MethylcinnaMic acid, 99% 10GR 2-MethylcinnaMic Acid, PredoMinantly trans, 97+% RARECHEM BK HC T303 SPECS AI-942/25034752 TIMTEC-BB SBB003946 3-(2-METHYLPHENYL)-2-PROPENOIC ACID 2-Methylcinnamic acid, predominantly trans 99% (E)-3-(2-Methylphenyl)-2-propenoic acid (E)-3-(2-methylphenyl)acrylic acid 3-(2-methylphenyl)prop-2-enoic acid 2-MethylcinnamicAcid> 2-Propenoic acid, 3-(2-methylphenyl)- 2-Methylcinnamicaci 2-Methylcinnamic acid USP/EP/BP METHYLCINNAMIC ACID,2,2-Methylciamic acid,3-(o-Tolyl)acrylic acid,o-Methylcinnamic acid,RARECHEM BK HC T303,3-O-TOLYL-ACRYLIC ACID,5- ortho-methyl cinnamic acid 2-Methylcinnamic acid, predominantly trans (E)-3-(o-Tolyl)acrylic acid o-Methylcinnamic acid 2373-76-4 2373-79-4 CH3C6H4CHCHCOOH Carboxylic Acids Carbonyl Compounds C10 Building Blocks Organic Building Blocks Aromatic Cinnamic Acids, Esters and Derivatives Cinnamic acid C10 Carbonyl Compounds Carboxylic Acids Building Blocks Carbonyl Compounds Carboxylic Acids Chemical Synthesis Organic Building Blocks 2373-76-4 11