Molekula
4,4'-Sulfonyldiphenol (4,4'-Dihydroxydiphenylsulfone)
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
4,4'-Sulfonyldiphenol, also known as 4,4'-dihydroxydiphenylsulfone, is a key intermediate in the synthesis of high-performance polymers such as polyether sulfones and polyamide sulfones. It is used in the production of engineering thermoplastics with excellent thermal and chemical resistance. CAS: 80-09-1, Molecular Formula: C12H10O4S, Molecular Weight: 250.27 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies 4,4'-Sulfonyldiphenol 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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100 g — £26.30 per pack ex VAT · £31.56 inc. VAT
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500 g — £54.50 per pack ex VAT · £65.40 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 | White Powder |
| Assay | ≥99.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 25725310 |
| CAS Number | 80-09-1 |
| Molecular Formula | O2S(C6H4OH)2 |
| Molecular Weight | 250.27 |
| SMILES | C1=CC(=CC=C1O)S(=O)(=O)C2=CC=C(C=C2)O |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2930.90.98.12 |
| Tariff Code | 2930909500 |
Safety & GHS
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- EUH380 May cause endocrine disruption in humans
- EUH430 May cause endocrine disruption in the environment
- H319 Causes serious eye irritation
- H360FD May damage fertility. May damage the unborn child.
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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
No alternate names recorded for this product.
Frequently asked questions
What is 4,4'-Sulfonyldiphenol used for?
It is primarily used as a monomer in the production of high-performance polymers, such as polyether sulfones and polyether ketones, known for their thermal stability and chemical resistance.
What is the chemical formula and molecular weight of 4,4'-Sulfonyldiphenol?
The formula is O2S(C6H4OH)2 with a molecular weight of 250.27 g/mol.
How should 4,4'-Sulfonyldiphenol be stored?
It should be stored at ambient temperature, protected from moisture and incompatible materials.
What grade is available for this product?
Available in technical grade; custom purity grades may be available upon request.
Can Molekula supply 4,4'-Sulfonyldiphenol in bulk?
Yes, Molekula can supply this product in bulk quantities; please contact sales for pricing and availability.
What documentation comes with an order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.