3,5-Dihydroxybenzyl alcohol
3,5-Dihydroxybenzyl alcohol (CAS 29654-55-5) is an organic compound with the linear formula (HO)2C6H3CH2OH and a molecular weight of 140.14 g/mol. This dihydroxybenzyl alcohol derivative serves as a valuable building block in organic synthesis. It is primarily utilised in chemical research and development for the creation of more complex molecules, owing to its reactive hydroxyl groups and aromatic structure.
- IUPAC
- 5-(Hydroxymethyl)resorcinol
- Synonyms
- (HO)2C6H3CH2OH5-(Hydroxymethyl)resorcinol

Organic Synthesis Intermediate
3,5-Dihydroxybenzyl alcohol is employed as a key intermediate in the synthesis of various organic compounds. Its functional groups allow for diverse chemical transformations, making it useful in the construction of complex molecular architectures.
Research and Development
This compound is frequently used in academic and industrial research laboratories. It serves as a starting material or reagent for exploring new synthetic pathways and developing novel materials or chemical entities.
Building Block for Fine Chemicals
As an organic building block, 3,5-Dihydroxybenzyl alcohol contributes to the production of fine chemicals. Its structure is amenable to modifications for creating specialised compounds with specific properties.
| Molecular weight | 140.14 |
|---|---|
| Linear formula | (HO)2C6H3CH2OH |
| Assay | 99% |
| Melting point | 182-186 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 3,5-Dihydroxybenzyl alcohol used for?
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3,5-Dihydroxybenzyl alcohol is primarily used as an intermediate and building block in organic synthesis and for research and development purposes in creating complex molecules.
What is the CAS number and chemical formula for 3,5-Dihydroxybenzyl alcohol?
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The CAS number is 29654-55-5, and the linear formula is (HO)2C6H3CH2OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,5-Dihydroxybenzyl alcohol with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should 3,5-Dihydroxybenzyl alcohol be handled?
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Handle 3,5-Dihydroxybenzyl alcohol with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation to avoid dust inhalation (H335). Avoid contact with skin (H315) and eyes (H319).
How is 3,5-Dihydroxybenzyl alcohol shipped and exported by TSS?
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Tech Serve Solutions, a global supplier and exporter, can provide 3,5-Dihydroxybenzyl alcohol for your needs. Specific shipping and export details are available upon request.
How can I request a sample or quote for 3,5-Dihydroxybenzyl alcohol?
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To request a sample or a quotation for 3,5-Dihydroxybenzyl alcohol, please contact our sales department through the provided channels on our website.
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