Molekula
1,1-Cyclopropane dimethanol
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
1,1-Cyclopropane dimethanol is a versatile organic compound with a cyclopropane ring structure, primarily used as a building block in pharmaceutical synthesis and polymer chemistry. It serves as a fine-chemical and pharmaceutical intermediate, best known for its role in preparing the 1-(mercaptomethyl)cyclopropaneacetic acid side chain of montelukast. This chemical has a CAS number of 39590-81-3, with the molecular formula (HOCH2)2C3H4 and a molecular weight of 102.13. It is typically stored under ambient conditions and carries a signal word of "Warning" for safety classification. Molekula supplies 1,1-Cyclopropane dimethanol 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
On backorder — expected to ship by 24 November 2026
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 — £23.30 per pack ex VAT · £27.96 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 | Yellow liquid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 110 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 55112096 |
| CAS Number | 39590-81-3 |
| IUPAC Name | [1-(hydroxymethyl)cyclopropyl]methanol |
| EC Number | 609-723-1 |
| Molecular Formula | (HOCH2)2C3H4 |
| Molecular Weight | 102.13 |
| Exact Mass | 102.0681 |
| SMILES | C1CC1(CO)CO |
| InChIKey | YAINYZJQSQEGND-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H10O2/c6-3-5(4-7)1-2-5/h6-7H,1-4H2 |
| PubChem CID | 4101437 |
| REACH Code | Y113 |
| HTS Code | 29061950 |
| Tariff Code | 2906190090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H319 Causes serious eye irritation
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- 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.
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
- (Cyclopropane-1,1-diyl)dimethanol
- [(hydroxymethyl)cyclopropyl]methan-1-ol
- [1-(hydroxymethyl)cyclopropyl]methanol
- 1,1-Bis(hydroxymethyl)cyclopropane
- 1,1-Cyclopropyldimethanol
- 1,1-dihydroxylmethylcyclopropane
- 1,1-dihydroxymethylcyclopropane
- BETA-NICOTINAMIDEADENINEDINUCLEOTIDEPHOSPHATESODIUMSALT
- Cyclopropanedimethanol
Frequently asked questions
What is 1,1-Cyclopropane dimethanol commonly used for?
It is primarily used as a building block for pharmaceutical intermediates and specialty chemicals, notably as an intermediate in the synthesis of the 1-(mercaptomethyl)cyclopropaneacetic acid side chain of montelukast.
What is the molecular formula and molecular weight of 1,1-Cyclopropane dimethanol?
The molecular formula is (HOCH₂)₂C₃H₄, and the molecular weight is 102.13 g/mol.
What is the hazard classification (signal word) for this product?
The product has a signal word of 'Warning' as per GHS classification.
How should 1,1-Cyclopropane dimethanol be stored?
Store in a tightly sealed container at ambient temperature, away from moisture and incompatible substances.
Does Molekula supply this product in bulk quantities?
Yes, we can supply 1,1-Cyclopropane dimethanol in bulk, with quantities tailored to your requirements—please contact us for specifics.
What documentation is provided with an order of this product?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a product specification sheet.
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.