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Antibiotics and anti-infectives

Carbadox

Also known as Mecadox, Carbadoxum, Fortigro

CAS 6804-07-5Formula C11H10N4O4Molar mass 262.23 g/molEC 229-879-0
GHS signal word: Danger. Pictograms: Flammable, Harmful or irritant, Serious health hazard 11 suppliers listed Drug substance
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Carbadox chemical structure, C11H10N4O4, CAS 6804-07-5
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Minute yellow crystals
Melting point
239.5 to 240
Solubility
In water, 58 mg/L at 22 °C
HS code
293399
Category
Antibiotics and anti-infectives
Illustrative photo, yellow pigment powder in an open fibre drum in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Carbadox?

Plain description, key identifiers and synonyms

Carbadox is an antibacterial agent used in swine. Carbadox is a mutagen/carcinogen and has been banned in Canada, Australia, and the European Union.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
methyl N-[(1,4-dioxidoquinoxaline-1,4-diium-2-yl)methylideneamino]carbamate
CAS number
6804-07-5 CAS number cross-checked
EC number
229-879-0
Molecular formula
C11H10N4O4
UNII
M2X04R2E2Y
InChIKey
OVGGLBAWFMIPPY-UHFFFAOYSA-N
InChI
InChI=1S/C11H10N4O4/c1-19-11(16)13-12-6-8-7-14(17)9-4-2-3-5-10(9)15(8)18/h2-7H,1H3,(H,13,16)
SMILES (canonical and isomeric)
COC(=O)NN=CC1=[N+](C2=CC=CC=C2[N+](=C1)[O-])[O-]

Synonyms

  • Mecadox
  • Carbadoxum
  • Fortigro
  • Karbadox
  • GS 6244
  • Hydrazinecarboxylic acid, (2-quinoxalinylmethylene)-, methyl ester, N,N'-dioxide
  • 3-(2-Chinoxalinylmethylen-1,4-dioxid)methylkarbazat
  • 2-Formylquinoxaline 1,4-dioxide carbomethoxyhydrazone
  • Mecadox 10
  • Hydrazinecarboxylic acid, [(1,4-dioxido-2-quinoxalinyl)methylene]-,methyl ester
  • Getroxel
  • Carbadox Solution in DMSO, 1000ug/mL
  • Carbadox Solution in Methanol, 100ug/mL
  • Methyl 3-(2-quinoxalinylmethylene)carbazate N1,N4-dioxide
  • Methyl 3-(2-quinoxalinylmethylene)carbazate-N1,N4-dioxide
  • 3-[2-Quinoxalinylmethylene]carbazic acid methyl ester-N,N -dioxide
  • 2-((2-(methoxycarbonyl)hydrazineylidene)methyl)quinoxaline 1,4-dioxide
  • Methyl 3-(2-quinoxalinylmethylene)carbazate N(sup 1),N(sup 4)-dioxide
  • Hydrazinecarboxylic acid (2-quinoxalinylmethylene)-, methyl ester N(sup 1),N(sup 4)-dioxide
  • Hydrazinecarboxylic acid (2-quinoxalinylmethylene)-, methyl ester N1,N4-dioxide
  • Hydrazinecarboxylic acid, 2-[(1,4-dioxido-2-quinoxalinyl)methylene]-, methyl ester
  • methyl N-[(1,4-dioxidoquinoxaline-1,4-diium-2-yl)methylideneamino]carbamate
  • N-[(1-hydroxy-4-oxido-2-quinoxalin-4-iumylidene)methylimino]carbamic acid methyl ester
  • Hydrazinecarboxylic acid, (2-quinoxalinylmethylene)-, methyl ester N(sup 1),N(sup 4)-dioxide
  • Methyl 2-[(1,4-dioxo-1lambda~5~,4lambda~5~-quinoxalin-2-yl)methylidene]hydrazine-1-carboxylate

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

Appearance
Minute yellow crystalsexp.
Melting point
239.5 to 240exp.
Solubility
In water, 58 mg/L at 22 °Cexp.
Vapour pressure
Vapor pressure, Pa at 25 °C:exp.

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
262.23 g/molcalc.
Exact mass
262.0702 Dacalc.
LogP (octanol/water)
-0.2calc.
Topological polar surface area
104.6 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
2calc.
Heavy atoms
19calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.09calc.
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, c1ccc2nccnc2c1

c1ccc2nccnc2c1

2 rings, 10 atoms, the Quinoxaline ring system.

2,016 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H228Flammable solid.
  • H302Harmful if swallowed.
  • H350May cause cancer.
Precautionary statements (13)
  • P203Obtain, read and follow all safety instructions before use.
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P330Rinse mouth.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • 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

Carbadox suppliers

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

All 11 suppliers
11 of 11 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

11 suppliers in 2 countries

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Carbadox price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Veterinary medication:.

Veterinary antimicrobial agent also used as prophylactic during surgery or at generally lower levels of administration to promote an animal's ability to withstand pathogenic challenge when under stress.

FDA approved nutritional feed additive for swine for food efficiency/growth promotion.

Anti-Infective Agents, Anti-Infective Agents, Local.

Use classes: Animal Drugs.

Pharmacological actions

  • Anti-Infective Agents
  • Anti-Infective Agents, Local
  • Carcinogens
  • Mutagens

How it is made

Preparation: Johnston, Belgium patent 669353, idem, USA patent 3371090, USA patent 3433871 (1964, 1968, 1969, all to Pfizer).

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 613-050-00-9

Health and food

  • EU Cosmetics Regulation Annex II, prohibited in cosmetics
    Name: Carbadox, Ref no: 735, Annex ref: II/735
  • 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 Carbadox is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Carbadox?

Carbadox is an antibacterial agent used in swine. Carbadox is a mutagen/carcinogen and has been banned in Canada, Australia, and the European Union.

What is the CAS number of Carbadox?

The CAS registry number of Carbadox is 6804-07-5.

What is the molecular formula and weight of Carbadox?

The molecular formula of Carbadox is C11H10N4O4 and its molar mass is 262.23 g/mol.

What is Carbadox used for?

Veterinary medication:. Veterinary antimicrobial agent also used as prophylactic during surgery or at generally lower levels of administration to promote an animal's ability to withstand pathogenic challenge when under stress. FDA approved nutritional feed additive for swine for food efficiency/growth promotion.

Is Carbadox hazardous?

Carbadox carries the GHS signal word "Danger". Main hazards: flammable solid, harmful if swallowed, may cause cancer. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Carbadox?

Carbadox is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Carbadox?

CompoundList lists 11 suppliers of Carbadox in China and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Carbadox?

Suppliers quote Carbadox 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 Carbadox

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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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