Molekula
5-Fluoroisatin
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-Fluoroisatin is a fluorinated derivative of isatin, widely used in organic synthesis, pharmaceutical research, and as a building block for fluorescent dyes and agrochemicals. It serves as a key intermediate in the preparation of heterocyclic compounds and is valued for its reactivity in electrophilic substitution reactions. Catalogue details: CAS 443-69-6, molecular formula C8H4FNO2, molecular weight 165.12 g/mol, stored at ambient conditions. Hazard classification includes a signal word of Warning for skin, eye and respiratory irritation (H315, H319, H335). Molekula supplies 5-Fluoroisatin 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.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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25 g — £85.10 per pack ex VAT · £102.12 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Red crystalline powder |
| Identification | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 27999310 |
| CAS Number | 443-69-6 |
| IUPAC Name | 5-fluoro-1H-indole-2,3-dione |
| Molecular Formula | C8H4FNO2 |
| Molecular Weight | 165.12 |
| Exact Mass | 165.0226 |
| SMILES | C1=CC2=C(C=C1F)C(=O)C(=O)N2 |
| InChIKey | GKODDAXOSGGARJ-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H4FNO2/c9-4-1-2-6-5(3-4)7(11)8(12)10-6/h1-3H,(H,10,11,12) |
| PubChem CID | 236566 |
| REACH Code | Y113 |
| HTS Code | 2933798500 |
| Tariff Code | 2933790090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- 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
Documents
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
- 1H-INDOLE-2,3-DIONE, 5-FLUORO-
- 5-fluoranyl-1~{H}-indole-2,3-dione
- 5-fluoro-1H-benzo[d]azoline-2,3-dione
- 5-Fluoro-1H-indole-2,3-dione
- 5-fluoro-2,3-dihydro-1H-indole-2,3-dione
- 5-fluoro-2,3-indolinedione
- 5-Fluoroindole-2,3-dione
- 5-fluoroindoline-2,3-dione
- 5-fluroisatin
Frequently asked questions
What is 5-Fluoroisatin commonly used for?
5-Fluoroisatin is primarily used as a reagent in organic synthesis, particularly in the preparation of fluorinated heterocycles, pharmaceutical intermediates, and fluorescent dyes.
What is the molecular formula and molecular weight of 5-Fluoroisatin?
The molecular formula is C₈H₄FNO₂, and the molecular weight is 165.12 g/mol.
How should 5-Fluoroisatin be stored?
Store 5-Fluoroisatin at ambient temperature in a cool, dry place, away from incompatible substances.
What grades of purity are available for 5-Fluoroisatin?
Molekula supplies 5-Fluoroisatin in high-purity (98%+) analytical and synthetic grades—contact us for exact specifications.
Can Molekula supply 5-Fluoroisatin in bulk quantities?
Yes, we offer bulk packaging options for 5-Fluoroisatin—please inquire for minimum order quantities and pricing.
What documentation is provided with an order of 5-Fluoroisatin?
Each order includes a Certificate of Analysis (CoA), Safety Data Sheet (SDS), 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.