2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid
Also known as: 1,3-benzodioxole-5-glycolic acid, 3,4-(methylenedioxy)mandelic acid, 3,4-methylenedioxymandelic acid, alpha-hydroxy-1,3-benzodioxole-5-acetic acid, 2-(2H-1,3-benzodioxol-5-yl)-2-hydroxyacetic acid, benzo[1,3]dioxol-5-yl-hydroxy-acetic acid
2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid (CAS 27738-46-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H8O5 and a molecular weight of 196.15700 g/mol. Key properties include a melting point of 158-162ºC, a boiling point of 403.5ºC at 760mmHg, a density of 1.553g/cm3 and a flash point of 169.2ºC. 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.
- 27738-46-1
- Jingsj CID
- J-1099847-7
- Molecular Formula
- C9H8O5
- Molecular Weight
- 196.15700 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 158-162ºC |
|---|---|
| Boiling Point | 403.5ºC at 760mmHg |
| Density | 1.553g/cm3 |
| Flash Point | 169.2ºC |
| Exact Mass | 196.03700 |
| PSA | 75.99000 |
| LogP | 0.53330 |
| Vapor Pressure | 3.1E-07mmHg at 25°C |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid?
The CAS number of 2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid is 27738-46-1.
What are the molecular formula and molecular weight of 2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid?
2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid has molecular formula C9H8O5 and molecular weight 196.15700 g/mol.
Is 2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid hazardous?
2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-(1,3-benzodioxol-5-yl)-2-hydroxyacetic acid (CAS 27738-46-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1099847-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.