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Fluorescent dyes and stains

Acridine orange base

Also known as Acridine orange, 3,6-Bis(dimethylamino)acridine, Waxoline Orange A

CAS 494-38-2Formula C17H19N3Molar mass 265.36 g/molEC 610-452-6
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Acridine orange base chemical structure, C17H19N3, CAS 494-38-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
494-38-2
Formula
C17H19N3
Molar mass
265.36 g/mol
EC number
610-452-6
HS code
320413
Category
Fluorescent dyes and stains

What is Acridine orange base?

Plain description, key identifiers and synonyms

Acridine orange free base is a member of the class of aminoacridines that is acridine carrying two dimethylamino substituents at positions 3 and 6. The hydrochloride salt is the fluorescent dye 'acridine orange', used for cell cycle determination. It has a role as a fluorochrome and a histological dye. It is an aromatic amine, a tertiary amino compound and a member of aminoacridines.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-N,3-N,6-N,6-N-tetramethylacridine-3,6-diamine
CAS number
494-38-2 CAS number cross-checkedOther or deprecated CAS: 17251-70-6
EC number
610-452-6
Molecular formula
C17H19N3
UNII
F30N4O6XVV
MDL number
MFCD00005029
InChIKey
DPKHZNPWBDQZCN-UHFFFAOYSA-N
InChI
InChI=1S/C17H19N3/c1-19(2)14-7-5-12-9-13-6-8-15(20(3)4)11-17(13)18-16(12)10-14/h5-11H,1-4H3
SMILES (canonical and isomeric)
CN(C)C1=CC2=C(C=C1)C=C3C=CC(=CC3=N2)N(C)C

Synonyms

  • Acridine orange
  • 3,6-Bis(dimethylamino)acridine
  • Waxoline Orange A
  • Oranz akridinova
  • 3,6-Di(dimethylamino)acridine
  • Rhoduline Orange
  • C.I. No. 46005:1
  • Oranz rozpoustedlova 15
  • Basic Orange 14
  • Acridine Orange NO
  • Rhoduline Orange NO
  • Acridine Orange N
  • Acridine Orange R
  • Acridine Orange NS
  • Sumitomo Acridine Orange NO
  • Orange, Acridine
  • Orange, Rhoduline
  • Sumitomo Acridine Orange RK conc
  • Orange 3RN, Basic
  • Base, Acridine Orange
  • Orange Base, Acridine
  • Tetramethyl Acridine Diamine
  • Acridine Diamine, Tetramethyl
  • Diamine, Tetramethyl Acridine
  • 3,6-Bis(dimethylamino)acridine hydrochloride
Show all 38 synonyms
  • N3,N3,N6,N6-Tetramethylacridine-3,6-diamine
  • Euchrysine
  • Solvent Orange 15
  • C.I. Solvent Orange 15
  • Brilliant Acridine Orange E
  • Acridine Orange Free Base
  • Acridine Orange Stain
  • C.I. 46005B
  • Rhoduline Orange N
  • 2,8-Bisdimethylaminoacridine
  • Acridine, 3,6-bis(dimethylamino)-
  • N,N,N',N'-Tetramethyl-3,6-acridinediamine
  • Acridinorange

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
265.36 g/molcalc.
Exact mass
265.1579 Dacalc.
LogP (octanol/water)
3.52calc.
Topological polar surface area
19.37 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
20calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.24calc.
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, c1ccc2nc3ccccc3cc2c1

c1ccc2nc3ccccc3cc2c1

3 rings, 14 atoms, the Acridine ring system.

1,068 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.

Acridine orange base suppliers

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

All 17 suppliers
17 of 17 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

17 suppliers in 5 countries

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Acridine orange base price

Indicative price range per kg from live supplier offers

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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

Pharmacological actions

  • Fluorescent Dyes
  • Mutagens

Roles

  • dye
  • fluorescent dye
  • fluorochrome
  • histological dye

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 Acridine orange base is traded under.

HS 3204.13Indicative HS code

Basic dyes and preparations based thereon

World exports in 2024
$209M
−2.6% vs 2023, imports $224M
2019 to 2024
Top exporters
  1. India * partner reported27.9%
  2. China21.8%
  3. Spain6.6%
Top importers
  1. United States11.2%
  2. China7.9%
  3. Germany7.4%

* Partner reported figures, a lower bound.

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

The HS code shown for Acridine orange base is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Acridine orange base, based on the data on this page

What is Acridine orange base?

Acridine orange free base is a member of the class of aminoacridines that is acridine carrying two dimethylamino substituents at positions 3 and 6. The hydrochloride salt is the fluorescent dye 'acridine orange', used for cell cycle determination. It has a role as a fluorochrome and a histological dye.

What is the CAS number of Acridine orange base?

The CAS registry number of Acridine orange base is 494-38-2. Other or deprecated CAS numbers: 17251-70-6.

What is the molecular formula and weight of Acridine orange base?

The molecular formula of Acridine orange base is C17H19N3 and its molar mass is 265.36 g/mol.

What is Acridine orange base used for?

Known uses and roles of Acridine orange base include textile dyes in textiles and leather, indicators and stains in research and laboratory, fluorescent probes in research and laboratory, dye, fluorescent dye and 4 more.

Is Acridine orange base hazardous?

No GHS hazard classification for Acridine orange base 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 Acridine orange base?

Acridine orange base is usually classified under HS code 320413 (Basic dyes and preparations based thereon). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Acridine orange base?

CompoundList lists 17 suppliers of Acridine orange base in United States, China, India, Germany and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Acridine orange base in India?

4 suppliers in India list Acridine orange base on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Acridine orange base?

Suppliers quote Acridine orange base 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 Acridine orange base

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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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