3,5-Dihydroxybenzyl alcohol
Also known as: 5-(Hydroxymethyl)resorcinol, 5-(Hydroxymethyl)-1,3-benzenediol, 1,3-Benzenediol, 5-(hydroxymethyl)-, 3,5-Dihydroxybenzenemethanol, Gentisyl alcohol (incorrect, should be excluded)
3,5-Dihydroxybenzyl alcohol (CAS 29654-55-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C7H8O3 and a molecular weight of 140.137 g/mol. Key properties include a melting point of 182-186 °C (dec.)(lit.), a boiling point of 360.4±11.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 188.9±13.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 29654-55-5
- Jingsj CID
- J-1523153-0
- Molecular Formula
- C7H8O3
- Molecular Weight
- 140.137 g/mol
- Category
- Solvents
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 182-186 °C (dec.)(lit.) |
|---|---|
| Boiling Point | 360.4±11.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 188.9±13.9 °C |
| Exact Mass | 140.047348 |
| PSA | 60.69000 |
| LogP | -0.42 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.649 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2907299090 |
|---|---|
| Summary | 2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 3,5-Dihydroxybenzyl alcohol?
The CAS number of 3,5-Dihydroxybenzyl alcohol is 29654-55-5.
What are the molecular formula and molecular weight of 3,5-Dihydroxybenzyl alcohol?
3,5-Dihydroxybenzyl alcohol has molecular formula C7H8O3 and molecular weight 140.137 g/mol.
Is 3,5-Dihydroxybenzyl alcohol hazardous?
3,5-Dihydroxybenzyl alcohol has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 3,5-Dihydroxybenzyl alcohol?
For 3,5-Dihydroxybenzyl alcohol, Upstream Products: 3,5-Dihydroxybenzoic acid, Methyl 3,5-dihydroxybenzoate, 3,5-Dibenzyloxybenzyl alcohol; Downstream Products: Isorhapontigenin, Rhapontigenin, Orcinol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,5-Dihydroxybenzyl alcohol (CAS 29654-55-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523153-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.