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Screening compounds

Thymol iodide

Also known as Iodothymol, Iodistol, Iodohydromol

CAS 552-22-7Formula C20H24I2O2Molar mass 550.22 g/molEC 209-007-5
GHS signal word: Warning. Pictograms: Harmful or irritant 9 suppliers listed
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Thymol iodide chemical structure, C20H24I2O2, CAS 552-22-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
552-22-7
Formula
C20H24I2O2
Appearance
Reddish-brown or reddish-yellow bulky powder
Solubility
READILY SOL IN CHLOROFORM, ETHER, COLLODION, FIXED & VOLATILE OILS, SLIGHTLY SOL IN ALCO…
HS code
294200
Category
Screening compounds
Illustrative photo, closed jumbo bulk bags in a warehouse in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Thymol iodide?

Plain description, key identifiers and synonyms

Thymol iodide is a chemical substance with the molecular formula C20H24I2O2 and a molar mass of 550.22 g/mol. Its CAS registry number is 552-22-7. The IUPAC name is [4-(4-iodooxy-2-methyl-5-propan-2-ylphenyl)-5-methyl-2-propan-2-ylphenyl] hypoiodite.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[4-(4-iodooxy-2-methyl-5-propan-2-ylphenyl)-5-methyl-2-propan-2-ylphenyl] hypoiodite
CAS number
552-22-7 CAS number cross-checked
EC number
209-007-5
Molecular formula
C20H24I2O2
UNII
A51HJM3XSU
MDL number
MFCD00026409
InChIKey
SHOKWSLXDAIZPP-UHFFFAOYSA-N
InChI
InChI=1S/C20H24I2O2/c1-11(2)15-9-17(13(5)7-19(15)23-21)18-10-16(12(3)4)20(24-22)8-14(18)6/h7-12H,1-6H3
SMILES (canonical and isomeric)
CC1=CC(=C(C=C1C2=CC(=C(C=C2C)OI)C(C)C)C(C)C)OI

Synonyms

  • Iodothymol
  • Iodistol
  • Iodohydromol
  • Annidalin
  • Iothymol
  • Lothymol
  • Thymiode
  • Thymiodol
  • Thymodin
  • Thymotol
  • Aristol
  • Iodosol
  • Iosol
  • Diiododithymol
  • Bithymol diiodide
  • Dithymol diiodide
  • Iodothymol (VAN)
  • 4,4'-Bis(iodooxy)-2,2'-dimethyl-5,5'-bis(1-methylethyl-1,1'-biphenyl
  • 1,1'-Biphenyl, 4,4'-bis(iodooxy)-2,2'-dimethyl-5, 5'-bis(1-methylethyl)-
  • 5,5'-Diisopropyl-2,2'-dimethylbiphenyl-4,4'-diyl dihypoiodite
  • 4,4'-bis(I4,4'-Bodooxy)-2,2'-dimethyl-5,5'-bis(1-methylethyl-1,1'-biphenyl
  • Hypoiodous acid, 2,2'-dimethyl-5,5'-bis(1-methylethyl)(1,1'-biphenyl)-4,4'-diyl ester
  • Hypoiodous acid, 2,2'-dimethyl-5,5'-bis(1-methylethyl)[1,1'-biphenyl]-4,4'-diyl ester
  • Hypoiodous acid, I,I'-(2,2'-dimethyl-5,5'-bis(1-methylethyl)(1,1'-biphenyl)-4,4'-diyl) ester
  • Hypoiodous acid, I,I'-[2,2'-dimethyl-5,5'-bis(1-methylethyl)[1,1'-biphenyl]-4,4'-diyl] ester
Show all 33 synonyms
  • 5,5'Diisopropyl2,2'dimethylbiphenyl4,4'diyl dihypoiodite
  • 4,4'Bis(iodooxy)2,2'dimethyl5,5'bis(1methylethyl1,1'biphenyl
  • 1,1'Biphenyl, 4,4'bis(iodooxy)2,2'dimethyl5, 5'bis(1methylethyl)
  • Hypoiodous acid, 2,2'dimethyl5,5'bis(1methylethyl)(1,1'biphenyl)4,4'diyl ester
  • Thymol iodide (8CI)
  • Thymoliodide
  • [4-(4-iodooxy-2-methyl-5-propan-2-ylphenyl)-5-methyl-2-propan-2-ylphenyl] hypoiodite
  • thymol-iodide

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
Reddish-brown or reddish-yellow bulky powderexp.
Odour
SLIGHT AROMATIC ODORexp.
Solubility
READILY SOL IN CHLOROFORM, ETHER, COLLODION, FIXED & VOLATILE OILS, SLIGHTLY SOL IN ALCOHOL, INSOL IN ALKALINE SOLN, WATER, GLYCEROLexp.

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
550.22 g/molcalc.
Exact mass
549.9866 Dacalc.
LogP (octanol/water)
7.67calc.
Topological polar surface area
18.46 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
5calc.
Heavy atoms
24calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.4calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Fails (2 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, c1ccc(-c2ccccc2)cc1

c1ccc(-c2ccccc2)cc1

2 rings, 12 atoms, the Biphenyl ring system.

32,228 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
Precautionary statements (5)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • 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

Thymol iodide suppliers

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All 9 suppliers
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Where suppliers are based

9 suppliers in 4 countries

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Thymol iodide 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

Medication: antifungal, anti-infective agent, medication (vet): has been used externally as antiseptic.

How it is made

Made by treating solution of thymol in sodium hydroxide solution with iodine-potassium iodide solution: messinger, vortmann, german patents 49,739, 52,828, 52,833, ber 22, 2312 (1889).

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU Cosmetics Regulation Annex II, prohibited in cosmetics
    Name: 5,5'-Di-isopropyl-2,2'-dimethylbiphenyl-4,4'-diyl dihypoiodite (thymol iodide), Ref no: 361, Annex ref: II/361

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2942.00Indicative HS code

Organic compounds not elsewhere classified in chapter 29

World exports in 2024
$589M
−43.5% vs 2023, imports $614M
2019 to 2024
Top exporters
  1. India * partner reported20.7%
  2. United States18.6%
  3. Italy10.4%
Top importers
  1. United States15.1%
  2. Italy6.7%
  3. Japan5.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Thymol iodide, based on the data on this page

What is Thymol iodide?

Thymol iodide is a chemical substance with the molecular formula C20H24I2O2 and a molar mass of 550.22 g/mol. Its CAS registry number is 552-22-7. The IUPAC name is [4-(4-iodooxy-2-methyl-5-propan-2-ylphenyl)-5-methyl-2-propan-2-ylphenyl] hypoiodite.

What is the CAS number of Thymol iodide?

The CAS registry number of Thymol iodide is 552-22-7.

What is the molecular formula and weight of Thymol iodide?

The molecular formula of Thymol iodide is C20H24I2O2 and its molar mass is 550.22 g/mol.

What is Thymol iodide used for?

Medication: antifungal, anti-infective agent, medication (vet): has been used externally as antiseptic.

Is Thymol iodide hazardous?

Thymol iodide carries the GHS signal word "Warning". Main hazards: harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Thymol iodide?

Thymol iodide is usually classified under HS code 294200 (XIII. OTHER ORGANIC COMPOUNDS, other organic compounds). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Thymol iodide?

CompoundList lists 9 suppliers of Thymol iodide in India, China, United States and Chile. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Thymol iodide in India?

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

What is the price of Thymol iodide?

Suppliers quote Thymol iodide 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 Thymol iodide

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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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