Molekula
Molybdenum(IV) sulfide
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
Molybdenum(IV) sulfide, with the molecular formula MoS2, is a solid inorganic compound used as a high-performance lubricant additive and catalyst in industrial processes. It has a molecular weight of 160.07 g/mol, a CAS number of 1317-33-5, and should be stored at ambient temperatures. The substance carries a warning signal word due to potential hazards. Molekula supplies Molybdenum(IV) sulfide 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 — £51.20 per pack ex VAT · £61.44 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 | Grey-black powder |
| Water | ≤0.4% |
| Assay | ⩾ 98.5% |
| Iron (Fe) | ≤0.3% |
| Average particle size | 1.5μm |
| Acid Value (mg KOH/g) | 1mgKOH/g |
| Oil content % m | ≤0.5% |
| Silicon Dioxide (SiO2) | ≤0.2% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Lead-gray, lustrous powder |
| Melting Point | 2375 °C |
| Boiling Point | 450 °C, sublimes |
Source: PubChem CID 14823 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 28269282 |
| CAS Number | 1317-33-5 |
| IUPAC Name | bis(sulfanylidene)molybdenum |
| EC Number | 215-172-4 |
| Molecular Formula | MoS2 |
| Molecular Weight | 160.07 |
| Exact Mass | 161.8495 |
| SMILES | S=[Mo]=S |
| InChIKey | CWQXQMHSOZUFJS-UHFFFAOYSA-N |
| InChI | InChI=1S/Mo.2S |
| PubChem CID | 14823 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2830909000 |
| Tariff Code | 2830908500 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H319 Causes serious eye irritation
- H332 Harmful if inhaled
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
- P304+340 IF INHALED: 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
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
- Moly Powder B
- MOLYBDENUM DISULFIDE
- Molybdenum sulfide (MoS2)
- Molyke R
- Molykote
- Molykote Z
- Molysulfide
- Motimol
- Nichimoly C
- Sumipowder PA
Frequently asked questions
What is Molybdenum(IV) sulfide used for?
Molybdenum(IV) sulfide (MoS2) is primarily used as a solid lubricant in high-temperature and high-pressure applications, such as in aerospace and automotive industries.
What is the chemical formula and molecular weight of Molybdenum(IV) sulfide?
The chemical formula is MoS2 and the molecular weight is 160.07 g/mol.
How should Molybdenum(IV) sulfide be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of Molybdenum(IV) sulfide does Molekula supply?
Molekula supplies technical grade Molybdenum(IV) sulfide; specific purity details are available upon request.
Can Molekula supply Molybdenum(IV) sulfide in bulk?
Yes, Molekula can supply MoS2 in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a purchase of Molybdenum(IV) sulfide?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) compliant with GHS standards.
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.