Molekula
5,7-Diiodo-8-hydroxyquinoline
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
5,7-Diiodo-8-hydroxyquinoline is an iodinated quinoline derivative primarily used as a reagent in organic synthesis, pharmaceutical research, and analytical chemistry for complex formation with metals. Under the name iodoquinol, it serves as the active ingredient in antiamoebic medicines and is also documented as a veterinary medication substance. It appears as a pale yellow to yellowish crystalline solid with strong chelating properties. CAS 83-73-8, molecular formula C9H5I2NO, molecular weight 396.95 g/mol. Store at ambient conditions in a well-closed container, protected from light and moisture. Hazard classification includes acute oral toxicity (harmful if swallowed, H302) and serious eye damage (H318). Molekula supplies 5,7-Diiodo-8-hydroxyquinoline from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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100 g — £327.00 per pack ex VAT · £392.40 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Faint green to light brown powder |
| Purity (HPLC) | ≥ 94.5 % |
| Assay (Titration) | 94.5 - 105.5 % |
| Identification (IR) | Conforms to structure |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Light yellowish to tan, microcrystalline powder |
| Odour | Odorless or nearly so |
Source: PubChem CID 3728 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90029424 |
| CAS Number | 83-73-8 |
| IUPAC Name | 5,7-diiodoquinolin-8-ol |
| EC Number | 201-497-9 |
| Molecular Formula | C9H5I2NO |
| Molecular Weight | 396.95 |
| Exact Mass | 396.8461 |
| SMILES | C1=CC2=C(C(=C(C=C2I)I)O)N=C1 |
| InChIKey | UXZFQZANDVDGMM-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H5I2NO/c10-6-4-7(11)9(13)8-5(6)2-1-3-12-8/h1-4,13H |
| PubChem CID | 3728 |
| REACH Code | Y110 |
| HTS Code | 29334970 |
| Tariff Code | 2933499090 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H318 Causes serious eye damage
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 5,7-diiodoquinolin-8-ol
- Diiodohydroxyquinoline
- Diodohydroxyquin
- Diodoquin
- iodoquinol
- Ioquin
- Lanodoxin
- Quinadome
- Searlequin
- Zoaquin
Frequently asked questions
What is 5,7-Diiodo-8-hydroxyquinoline commonly used for?
It is primarily used as a reagent in organic synthesis, particularly in the preparation of pharmaceuticals, agrochemicals, and as a ligand in coordination chemistry.
What is the chemical formula and molecular weight of 5,7-Diiodo-8-hydroxyquinoline?
The chemical formula is C9H5I2NO and the molecular weight is 396.95 g/mol.
How should 5,7-Diiodo-8-hydroxyquinoline be stored?
Store at ambient temperature in a cool, dry place, away from incompatible substances and moisture.
What purity grades are available for this product?
Molekula supplies analytical standard (ACS grade) and technical grade for this compound.
Can Molekula supply 5,7-Diiodo-8-hydroxyquinoline in bulk quantities?
Yes, we offer bulk packaging options—please contact our sales team for custom bulk inquiries.
What documentation comes with an order of 5,7-Diiodo-8-hydroxyquinoline?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.