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Other active pharmaceutical ingredients

Tropicamide

Also known as Mydriacyl, Bistropamide, N-ethyl-3-hydroxy-2-phenyl-N-(pyridin-4-ylmethyl)propanamide

CAS 1508-75-4Formula C17H20N2O2Molar mass 284.36 g/molEC 216-140-2
GHS signal word: Danger. Pictograms: Harmful or irritant, Serious health hazard 125 suppliers listed Drug substance
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Tropicamide chemical structure, C17H20N2O2, CAS 1508-75-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1508-75-4
Formula
C17H20N2O2
Molar mass
284.36 g/mol
EC number
216-140-2
HS code
293339
Category
Other active pharmaceutical ingredients

What is Tropicamide?

Plain description, key identifiers and synonyms

Tropicamide is a member of acetamides.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N-ethyl-3-hydroxy-2-phenyl-N-(pyridin-4-ylmethyl)propanamide
CAS number
1508-75-4 CAS number cross-checked
EC number
216-140-2
Molecular formula
C17H20N2O2
UNII
N0A3Z5XTC6
MDL number
MFCD00058580
InChIKey
BGDKAVGWHJFAGW-UHFFFAOYSA-N
InChI
InChI=1S/C17H20N2O2/c1-2-19(12-14-8-10-18-11-9-14)17(21)16(13-20)15-6-4-3-5-7-15/h3-11,16,20H,2,12-13H2,1H3
SMILES (canonical and isomeric)
CCN(CC1=CC=NC=C1)C(=O)C(CO)C2=CC=CC=C2

Synonyms

  • Mydriacyl
  • Bistropamide
  • N-ethyl-3-hydroxy-2-phenyl-N-(pyridin-4-ylmethyl)propanamide
  • Tropicacyl
  • Visumidriatic
  • Mydriafair
  • Tropicamidum
  • Tropicamida
  • Tropimil
  • Ro 1-7683
  • N-Ethyl-2-phenyl-N-(4-pyridylmethyl)hydracrylamide
  • N-Ethyl-N-(4-pyridylmethyl)tropamide
  • N-Ethyl-alpha-(hydroxymethyl)-N-(4-pyridinylmethyl)benzeneacetamide
  • Benzeneacetamide, N-ethyl-alpha-(hydroxymethyl)-N-(4-pyridinylmethyl)-
  • Mydcombi component tropicamide
  • Opticyl
  • Mydral
  • OcuTropic
  • Ocu Tropic
  • (2RS)-N-Ethyl-3-hydroxy-2-phenyl-N-(pyridin-4-ylmethyl)propanamide
  • Mydriaticum
  • Tropicamid
  • Minims tropicamide
  • Epitromina
  • Mydrum
Show all 31 synonyms
  • Tropikamid
  • N-Ethyl-2-phenyl-N-4-[-pyridyl-methyl]hydracrylamide
  • N-ethyl-3-hydroxy-2-phenyl-N-(4-pyridylmethyl)propanamide
  • N-Ethyl-3-hydroxy-2-phenyl-N-[(pyridin-4-yl)methyl]propanamide
  • Tropicamide (mart.)
  • Mydriacyl (TN)

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
284.36 g/molcalc.
Exact mass
284.1525 Dacalc.
LogP (octanol/water)
2.21calc.
Topological polar surface area
53.43 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
6calc.
Heavy atoms
21calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.29calc.
Formal charge
0calc.
Stereocentres
1calc.
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, O=C(Cc1ccccc1)NCc1ccncc1

O=C(Cc1ccccc1)NCc1ccncc1

2 rings, 17 atoms, the Benzeneacetamide, N-(4-pyridinylmethyl)- ring system.

36 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H315Causes skin irritation.
  • H317May cause an allergic skin reaction.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (27)
  • P233Keep container tightly closed.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P342 + P316If experiencing respiratory symptoms: Get emergency medical help immediately.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403Store in a well-ventilated place.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

Tropicamide suppliers

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All 125 suppliers
30 of 30 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

125 suppliers in 19 countries

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Tropicamide 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.

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Uses and applications

What the substance is used for, by industry and function

Use classes: Pharmaceuticals.

Industries and functions

Pharmacological actions

  • Muscarinic Antagonists
  • Mydriatics

Roles

  • antidyskinesia agent
  • antihypertensive agent
  • antiparkinson drug
  • cardiovascular drug
  • ophthalmology drug
  • pharmaceutical

Pharmacology

Tropicamide is an Anticholinergic. The mechanism of action of tropicamide is as a Cholinergic Antagonist.

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • Active ingredient in FDA approved drug labels

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Tropicamide is traded under.

HS 2933.39Indicative HS code

Heterocyclic compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure…

World exports in 2024
$9.16B
−17.9% vs 2023, imports $10.6B
2019 to 2024
Top exporters
  1. China21.5%
  2. India * partner reported12.3%
  3. Ireland11.6%
Top importers
  1. Germany14.2%
  2. United States12.8%
  3. Brazil10.1%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Tropicamide, based on the data on this page

What is Tropicamide?

Tropicamide is a member of acetamides.

What is the CAS number of Tropicamide?

The CAS registry number of Tropicamide is 1508-75-4.

What is the molecular formula and weight of Tropicamide?

The molecular formula of Tropicamide is C17H20N2O2 and its molar mass is 284.36 g/mol.

What is Tropicamide used for?

Use classes: Pharmaceuticals.

Is Tropicamide hazardous?

Tropicamide carries the GHS signal word "Danger". Main hazards: harmful if swallowed, harmful in contact with skin, causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Tropicamide?

Tropicamide is usually classified under HS code 293339 (Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Tropicamide?

CompoundList lists 125 suppliers of Tropicamide in United States, China, India, Germany and 15 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Tropicamide in India?

14 suppliers in India list Tropicamide on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Tropicamide?

Suppliers quote Tropicamide 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 Tropicamide

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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