Molekula
Stannous Pyrophosphate
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
Stannous pyrophosphate is a tin-based inorganic compound used primarily in dental products for its anti-cavity and anti-sensitivity properties. It is a white to pale yellow powder with a molecular weight of 411.36 g/mol and a molecular formula of Sn₂P₂O₇. It is stable at ambient temperatures and should be handled with care due to its signal word "Danger." Molekula supplies Stannous Pyrophosphate 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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 Solid |
| Identification | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 89982638 |
| CAS Number | 15578-26-4 |
| IUPAC Name | phosphonato phosphate;bis(tin(2+)) |
| EC Number | 239-635-5 |
| Molecular Formula | Sn2P2O7 |
| Molecular Weight | 411.36 |
| Exact Mass | 411.7157 |
| SMILES | [O-]P(=O)([O-])OP(=O)([O-])[O-].[Sn+2].[Sn+2] |
| InChIKey | GEZAUFNYMZVOFV-UHFFFAOYSA-J |
| InChI | InChI=1S/H4O7P2.2Sn/c1-8(2,3)7-9(4,5)6;;/h(H2,1,2,3)(H2,4,5,6);;/q;2*+2/p-4 |
| PubChem CID | 66379 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28353950 |
| Tariff Code | 2835390000 |
Safety & GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
Hazard statements
- H303 May be harmful if swallowed
- H318 Causes serious eye damage
- 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
- P304+341 IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P315 Get immediate medical advice/attention
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
- Diphosphoric acid, ditin(2+) salt
- Diphosphoric acid, tin salt (1:2)
- Diphosphoric acid, tin(2+) salt (1:2)
- Ditin pyrophosphate
- Ditin(2+) pyrophosphate (4-)
- MP 4018
- Phosphoric acid, tin(2+) salt (1:2)
- Pyro stannous phosphate
- Tin(2+) diphosphate (1:2)
- Tin(2+) pyrophosphate
Frequently asked questions
What is Stannous Pyrophosphate used for?
It is primarily used in dental products, such as toothpaste, for its anti-cavity and anti-sensitivity properties.
What is the chemical formula and molecular weight of Stannous Pyrophosphate?
The formula is Sn2P2O7 with a molecular weight of 411.36 g/mol.
How should Stannous Pyrophosphate be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of Stannous Pyrophosphate does Molekula supply?
We supply laboratory-grade Stannous Pyrophosphate for research and development purposes.
Can Molekula supply Stannous Pyrophosphate in bulk?
Yes, we can supply Stannous Pyrophosphate in bulk quantities—please contact us for pricing and availability.
What documentation comes with a purchase of Stannous Pyrophosphate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.