Molekula
Pinacol
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
Pinacol is an organic compound (a vicinal diol) used as a building block in the synthesis of other chemicals, for example in the pinacol rearrangement to pinacolone and in the preparation of pinacol boronic esters. It is a colorless solid with a molecular formula of C6H14O2 and a molecular weight of 118.17 g/mol. It has a CAS number of 76-09-5 and should be stored at ambient temperatures. It carries a warning signal word due to potential hazards. Molekula supplies Pinacol 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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25 g — $58.70 per pack
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100 g — $108.20 per pack
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 crystals |
| Assay/Purity | ≥99.0% |
| Melting Point | 40 - 43℃ |
| Water | ≤0.2% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 77 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Vapour Pressure | 0.5 mmHg |
Source: PubChem CID 6425 (Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 32938376 |
| CAS Number | 76-09-5 |
| IUPAC Name | 2,3-dimethylbutane-2,3-diol |
| EC Number | 200-933-5 |
| Molecular Formula | HOC(CH3)2C(CH3)2OH |
| Molecular Weight | 118.17 |
| Exact Mass | 118.0994 |
| SMILES | CC(C)(C(C)(C)O)O |
| InChIKey | IVDFJHOHABJVEH-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H14O2/c1-5(2,7)6(3,4)8/h7-8H,1-4H3 |
| PubChem CID | 6425 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2905399000 |
| Tariff Code | 2905399525 |
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
- 1,1,2,2-Tetramethylethylene glycol
- 2,3-Butanediol, 2,3-dimethyl-
- 2,3-Dihydroxy-2,3-dimethylbutane
- 2,3-dimethyl-2,3-butandiol
- 2,3-Dimethyl-2,3-butanediol
- 2,3-Dimethyl-2,3-dihydroxybutane
- 2,3-Dimethylbutane-2,3-diol
- Pinacone
- Tetramethylethylene glycol
Frequently asked questions
What is Pinacol used for?
Pinacol is primarily used as a building block in organic synthesis, for example in the pinacol rearrangement to pinacolone and in making pinacol boronic esters, and as a precursor in the preparation of other organic compounds.
What is the chemical formula and molecular weight of Pinacol?
The formula is HOC(CH3)2C(CH3)2OH and the molecular weight is 118.17 g/mol.
How should Pinacol be stored?
Pinacol should be stored at ambient temperature, away from moisture and heat.
What grade of Pinacol does Molekula supply?
Molekula supplies Pinacol in reagent grade.
Can Molekula supply Pinacol in bulk?
Yes, Molekula can supply Pinacol in bulk quantities—please contact our sales team for details.
What documentation comes with a Pinacol order?
Each order includes a Certificate of Analysis 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.