4-(Hydroxymethyl)-1,3-dioxolan-2-one
4-(Hydroxymethyl)-1,3-dioxolan-2-one (CAS 931-40-8), also known as C4H6O4, is a cyclic carbonate and organic building block. With a molecular weight of 118.09 g/mol, this compound features a hydroxymethyl group attached to a dioxolanone ring. It is valuable in organic synthesis for introducing specific functionalities. Its properties make it a versatile intermediate in the production of various chemical compounds.
- Synonyms
- C4H6O41,3-Dioxolan-2-one, 4-(hydroxymethyl)-

Organic Synthesis Intermediate
4-(Hydroxymethyl)-1,3-dioxolan-2-one serves as a key intermediate in the synthesis of more complex organic molecules. Its reactive functional groups allow for various chemical transformations.
Building Block for Fine Chemicals
This compound is employed as a building block in the development of fine chemicals. Its structure facilitates its incorporation into diverse chemical architectures.
Carbonate Chemistry
As a cyclic carbonate, it participates in reactions characteristic of this class of compounds, offering a route to specific ester and ether derivatives.
| Molecular weight | 118.09 |
|---|---|
| Empirical formula | C4H6O4 |
| Boiling point | 137-140 °C/0.5 mmHg(lit.) |
| Density | 1.4 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.469(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 110 °C / 230 °F |
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-(Hydroxymethyl)-1,3-dioxolan-2-one used for?
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4-(Hydroxymethyl)-1,3-dioxolan-2-one (CAS 931-40-8) is primarily used as an intermediate and building block in organic synthesis, particularly in the field of fine chemicals and carbonate chemistry.
What is the CAS number and formula for 4-(Hydroxymethyl)-1,3-dioxolan-2-one?
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The CAS number is 931-40-8, and its empirical formula is C4H6O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and laboratory use. The specific grade and purity are available upon request. We do not represent this product as USP, BP, or EP grade.
How should 4-(Hydroxymethyl)-1,3-dioxolan-2-one be handled?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A half-mask respirator is recommended. Avoid contact with eyes, skin, and clothing. Store in a well-ventilated area.
Is 4-(Hydroxymethyl)-1,3-dioxolan-2-one a controlled substance?
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Based on the provided data, there is no indication that 4-(Hydroxymethyl)-1,3-dioxolan-2-one (CAS 931-40-8) is a controlled substance.
How is this chemical packed and shipped?
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Tech Serve Solutions packs and ships chemicals according to international safety and transport regulations. We are a global supplier and exporter, ensuring compliant packaging for all destinations.
How can I request a quote or sample?
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To request a quote or a sample, please visit our website or contact our sales department directly with your requirements, referencing the product name and CAS number.
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