CompoundList
Sign in
Carboxylic acids and anhydrides

2-Aminocinnamic acid

Also known as (2E)-3-(2-Aminophenyl)prop-2-enoic acid, (E)-3-(2-aminophenyl)prop-2-enoic acid, 2-Propenoic acid, 3-(2-aminophenyl)-, (E)-

CAS 1664-63-7Formula C9H9NO2Molar mass 163.18 g/mol
Get quotes Safety data
2-Aminocinnamic acid chemical structure, C9H9NO2, CAS 1664-63-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1664-63-7
Formula
C9H9NO2
Molar mass
163.18 g/mol
HS code
292249
Category
Carboxylic acids and anhydrides

What is 2-Aminocinnamic acid?

Plain description, key identifiers and synonyms

2-Aminocinnamic acid is a chemical substance with the molecular formula C9H9NO2 and a molar mass of 163.18 g/mol. Its CAS registry number is 1664-63-7. The IUPAC name is (E)-3-(2-aminophenyl)prop-2-enoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(E)-3-(2-aminophenyl)prop-2-enoic acid
CAS number
1664-63-7Other or deprecated CAS: 22469-15-4
Molecular formula
C9H9NO2
MDL number
MFCD00156953
InChIKey
KMBQKHKEEHEPOE-AATRIKPKSA-N
InChI
InChI=1S/C9H9NO2/c10-8-4-2-1-3-7(8)5-6-9(11)12/h1-6H,10H2,(H,11,12)/b6-5+
Canonical SMILES
Nc1ccccc1C=CC(=O)O
Isomeric SMILES
C1=CC=C(C(=C1)/C=C/C(=O)O)N

Synonyms

  • (2E)-3-(2-Aminophenyl)prop-2-enoic acid
  • (E)-3-(2-aminophenyl)prop-2-enoic acid
  • 2-Propenoic acid, 3-(2-aminophenyl)-, (E)-
  • (E)-3-(2-Aminophenyl)acrylic acid
  • (2E)-3-(2-aminophenyl)-2-propenoic acid
  • 2-Amino-zimtsaure
  • 2-Propenoic acid, 3-(2-aminophenyl)-
  • (2E)-3-(2-Aminophenyl)-2-propenoic acid #

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
163.18 g/molcalc.
Exact mass
163.0633 Dacalc.
LogP (octanol/water)
1.37calc.
Topological polar surface area
63.32 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
12calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

2-Aminocinnamic acid suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

Post one free request and suppliers who make or trade 2-Aminocinnamic acid can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

2-Aminocinnamic acid price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 2-Aminocinnamic acid is traded under.

HS 2922.49Indicative HS code

Amino-acids, other than those containing more than one kind of oxygen function, and…

World exports in 2024
$3.88B
−11.5% vs 2023, imports $3.87B
2019 to 2024
Top exporters
  1. China38.7%
  2. India * partner reported8.3%
  3. Germany8.1%
Top importers
  1. United States13.4%
  2. Germany11.1%
  3. Japan6.6%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 2-Aminocinnamic acid is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Aminocinnamic acid, based on the data on this page

What is 2-Aminocinnamic acid?

2-Aminocinnamic acid is a chemical substance with the molecular formula C9H9NO2 and a molar mass of 163.18 g/mol. Its CAS registry number is 1664-63-7. The IUPAC name is (E)-3-(2-aminophenyl)prop-2-enoic acid.

What is the CAS number of 2-Aminocinnamic acid?

The CAS registry number of 2-Aminocinnamic acid is 1664-63-7. Other or deprecated CAS numbers: 22469-15-4.

What is the molecular formula and weight of 2-Aminocinnamic acid?

The molecular formula of 2-Aminocinnamic acid is C9H9NO2 and its molar mass is 163.18 g/mol.

What is 2-Aminocinnamic acid used for?

Known uses and roles of 2-Aminocinnamic acid include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 2-Aminocinnamic acid hazardous?

No GHS hazard classification for 2-Aminocinnamic acid is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of 2-Aminocinnamic acid?

2-Aminocinnamic acid is usually classified under HS code 292249 (Amino-acids, other than those containing more than one kind of oxygen function, and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Aminocinnamic acid?

Post a free request on CompoundList and suppliers of 2-Aminocinnamic acid will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Aminocinnamic acid?

Suppliers quote 2-Aminocinnamic acid on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle 2-Aminocinnamic acid

Get quotes for 2-Aminocinnamic acid

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell 2-Aminocinnamic acid
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of 2-Aminocinnamic acid with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/2-aminocinnamic-acid-1664-63-7" title="2-Aminocinnamic acid structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Carboxylic acids and anhydrides or HS code 292249

Price on request
Free quotes, contact stays private
Get quotes