Molekula
2-Methyl-1-propanol SG
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
2-Methyl-1-propanol SG is a primary alcohol used as a solvent and chemical intermediate in industrial applications. It serves as a solvent for coatings, lacquers, adhesives and paint strippers, a processing solvent in pharmaceutical and fragrance manufacture, and an intermediate for isobutyl acetate and acrylate esters. It is classified as hazardous with a signal word of Danger. CAS: 78-83-1, Molecular formula: C4H10O, Molecular weight: 74.12 g/mol. Stored at ambient temperature.
Molekula supplies 2-Methyl-1-propanol SG in 1 L and 2.5 L packs, from £74.52 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
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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1 L — £62.10 per pack ex VAT · £74.52 inc. VAT
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2.5 L — £95.20 per pack ex VAT · £114.24 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 | Clear |
| Colour (Pt-Co) | ≤5 |
| Water | ≤0.5% |
| Acid Value (mg KOH/g) | ≤0.03% |
| Isobutanol | ≥99.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 28 °C |
| Transport Class | 3 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless, oily liquid |
| Odour | Sweet, musty odor |
| Melting Point | -108 °C |
| Boiling Point | 108 °C |
| Density | 0.80 (relative, water = 1) |
| Water Solubility | 85 g/L at 25 °C |
| Solubility (other solvents) | Soluble in carbon tetrachloride |
| Vapour Pressure | 1.2 kPa at 20 °C |
| Refractive Index | 1.3955 |
| log P (octanol/water) | 0.76 |
Source: PubChem CID 6560 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 33011959 |
| CAS Number | 78-83-1 |
| IUPAC Name | 2-methylpropan-1-ol |
| EC Number | 201-148-0 |
| Molecular Formula | C4H10O |
| Molecular Weight | 74.12 |
| Exact Mass | 74.0732 |
| SMILES | CC(C)CO |
| InChIKey | ZXEKIIBDNHEJCQ-UHFFFAOYSA-N |
| InChI | InChI=1S/C4H10O/c1-4(2)3-5/h4-5H,3H2,1-2H3 |
| PubChem CID | 6560 |
| UN Number | UN1212 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2905.14.5010 |
| Tariff Code | 2905149000 |
Safety & GHS
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Flammable
GHS02
-
Corrosive
GHS05
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Health Hazard
GHS07
Hazard statements
- H226 Flammable liquid and vapour
- H315 Causes skin irritation
- H318 Causes serious eye damage
- 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
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- 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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 1-Hydroxymethylpropane
- 1-Propanol, 2-methyl-
- 2-Methyl-1-propanol
- 2-Methylpropan-1-ol
- 2-Methylpropanol
- 2-Methylpropyl alcohol
- Isobutanol
- ISOBUTYL ALCOHOL
- Isobutylalkohol
- Isopropylcarbinol
Frequently asked questions
What is 2-Methyl-1-propanol SG used for?
It is commonly used as a solvent in chemical synthesis and as a raw material in the production of resins, coatings, and plasticizers.
What is the chemical formula and molecular weight of 2-Methyl-1-propanol SG?
The formula is C4H10O with a molecular weight of 74.12 g/mol.
How should 2-Methyl-1-propanol SG be stored?
It should be stored at ambient temperature, away from heat and ignition sources, in a tightly closed container.
What grade of 2-Methyl-1-propanol SG does Molekula supply?
Molekula supplies 2-Methyl-1-propanol SG to a specification of isobutanol ≥99.5%, water ≤0.5%, colour ≤5 (Pt-Co) and acid value ≤0.03 mg KOH/g, with a clear appearance.
Can Molekula supply 2-Methyl-1-propanol SG in bulk?
Yes, Molekula can supply 2-Methyl-1-propanol SG in bulk quantities upon request.
What documentation comes with an order of 2-Methyl-1-propanol SG?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Where can I buy 2-Methyl-1-propanol SG?
Directly from Molekula, which lists 2-Methyl-1-propanol SG in 1 L and 2.5 L packs from £74.52 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
Is 2-Methyl-1-propanol SG dangerous goods for shipping?
Yes. 2-Methyl-1-propanol SG ships as dangerous goods: UN1212, class 3, packing group III.
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.