Molekula
2-Butanol S-K
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
2-Butanol S-K is a secondary alcohol used as a solvent and chemical intermediate in industrial applications. It has a CAS number of 78-92-2, molecular formula C4H10O, and a molecular weight of 74.12 g/mol. It is stable at ambient storage conditions and carries no signal word. Molekula supplies 2-Butanol S-K 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.
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Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Clear, colourless liquid |
| Water | ≤3.0% |
| Purity | ≥99.0% |
| Peroxide value | ≤0.5 mg/l |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 27 °C |
| Transport Class | 3 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless liquid |
| Odour | Has a strong vinous odor |
| Melting Point | -114.7 °C |
| Boiling Point | 99.5 °C |
| Density | 0.81 (relative, water = 1) |
| Solubility (other solvents) | Very soluble in acetone; miscible in ethanol and ethyl ether |
| Vapour Pressure | 1.7 kPa at 20 °C |
| Refractive Index | 1.3978 |
| pKa | pKa = 17.6 (at 25 °C) |
| log P (octanol/water) | 0.61 |
Source: PubChem CID 6568 (HSDB, DrugBank, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 90036123 |
| CAS Number | 78-92-2 |
| IUPAC Name | butan-2-ol |
| EC Number | 201-158-5 |
| Molecular Formula | CH3CH2CH(OH)CH3 |
| Molecular Weight | 74.12 |
| Exact Mass | 74.0732 |
| SMILES | CCC(C)O |
| InChIKey | BTANRVKWQNVYAZ-UHFFFAOYSA-N |
| InChI | InChI=1S/C4H10O/c1-3-4(2)5/h4-5H,3H2,1-2H3 |
| PubChem CID | 6568 |
| UN Number | UN1120 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29051450 |
| Tariff Code | 2905149000 |
Safety & GHS
-
Flammable
GHS02
-
Health Hazard
GHS07
Hazard statements
- H226 Flammable liquid and vapour
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H336 May cause drowsiness or dizziness
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- 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
- 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, 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 2-Butanol S-K used for?
2-Butanol S-K is commonly used as a solvent in chemical synthesis, coatings, and pharmaceutical applications.
What is the chemical formula and molecular weight of 2-Butanol S-K?
The formula is CH3CH2CH(OH)CH3 and the molecular weight is 74.12 g/mol.
How should 2-Butanol S-K be stored?
It should be stored at ambient temperature, away from heat and ignition sources.
What grade of 2-Butanol S-K is available?
Molekula supplies 2-Butanol S-K in reagent grade.
Can Molekula supply 2-Butanol S-K in bulk?
Yes, Molekula can supply 2-Butanol S-K in bulk quantities upon request.
What documentation comes with an order of 2-Butanol S-K?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS).
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.