Molekula
S(+)-Propylene glycol
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
S(+)-Propylene glycol is a chiral organic compound used as a solvent, humectant, and intermediate in pharmaceutical and cosmetic formulations. It is a clear, colorless liquid with low toxicity and high solubility in water and many organic solvents. CAS: 4254-15-3, molecular formula: C3H8O2, molecular weight: 76.09 g/mol, stored at ambient temperature. No signal word applies.
Molekula supplies S(+)-Propylene glycol at Not less than 98.0% purity (GC) in 1 g packs, from £48.48 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 2 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 g — £40.40 per pack ex VAT · £48.48 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 colorless to yellow transparent liquid |
| Identification | Conforms to reference |
| Purity (GC) | Not less than 98.0% |
| Water (KF) | Not more than 1.0% |
| (R)-Isomer | Not more than 1.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 43121408 |
| CAS Number | 4254-15-3 |
| IUPAC Name | (2S)-propane-1,2-diol |
| Molecular Formula | CH3CH(OH)CH2OH |
| Molecular Weight | 76.09 |
| Exact Mass | 76.0524 |
| SMILES | C[C@@H](CO)O |
| InChIKey | DNIAPMSPPWPWGF-VKHMYHEASA-N |
| InChI | InChI=1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3/t3-/m0/s1 |
| PubChem CID | 439846 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2905.32.0000 |
| Tariff Code | 2905320000 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
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.
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
- (+)-1,2-Propanediol
- (2S)-propane-1,2-diol
- (S)-(+)-1,2-Propanediol
- (S)-1,2-dihydroxypropane
- (S)-2-HYDROXYPROPANOL
- (S)-Propane-1,2-diol
- 1,2Propanediol, (2S)
- D-PROPYLENE GLYCOL
- L-1,2-propanediol
- Propylene glycol, (S)-
Frequently asked questions
What is S(+)-Propylene glycol used for?
It is commonly used as a solvent, humectant, and intermediate in the synthesis of pharmaceuticals and cosmetics.
What is the chemical formula and molecular weight of S(+)-Propylene glycol?
The formula is CH3CH(OH)CH2OH and the molecular weight is 76.09 g/mol.
How should S(+)-Propylene glycol be stored?
It should be stored at ambient temperature, protected from moisture and contamination.
What grade of S(+)-Propylene glycol does Molekula supply?
Molekula supplies S(+)-Propylene glycol with a purity of not less than 98.0% (GC), water content of not more than 1.0% (KF) and (R)-isomer content of not more than 1.0%.
Can Molekula supply S(+)-Propylene glycol in bulk?
Yes, Molekula can supply S(+)-Propylene glycol in bulk quantities; please contact us for pricing and availability.
What documentation comes with an order of S(+)-Propylene glycol?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation is available upon request.
Where can I buy S(+)-Propylene glycol?
Directly from Molekula, which lists S(+)-Propylene glycol in 1 g packs from £48.48 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.
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.