Guaifenesin
Also known as: Guaifenesin, Guaiacol glyceryl ether, Glyceryl guaiacolate, 3-(2-Methoxyphenoxy)propane-1,2-diol, 3-(o-Methoxyphenoxy)-1,2-propanediol, 1,2-Dihydroxy-3-(2-methoxyphenoxy)propane, GGE, Guaiphenesin, Resyl, Dilyn, My 301, G 87
Guaifenesin (CAS 93-14-1) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C10H14O4 and a molecular weight of 198.216 g/mol. Key properties include a melting point of 77-81 °C, a boiling point of 356.8±27.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 169.6±23.7 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 93-14-1
- Jingsj CID
- J-32131-0
- Molecular Formula
- C10H14O4
- Molecular Weight
- 198.216 g/mol
- Category
- Ethers
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 77-81 °C |
|---|---|
| Boiling Point | 356.8±27.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 169.6±23.7 °C |
| Exact Mass | 198.089203 |
| PSA | 58.92000 |
| LogP | 0.57 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.538 |
| Additional Property | 5 g/100 mL (25 ºC) |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Activity & Biological Data
| Additional Information | [1]. Bennett, S., N. Hoffman, and M. Monga, Ephedrine- and guaifenesin-induced nephrolithiasis. J Altern Complement Med, 2004. 10(6): p. 967-9. |
|---|
Customs & Trade Information
| HS Code | 2909499000 |
|---|---|
| Summary | 2909499000. ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. 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 Guaifenesin?
The CAS number of Guaifenesin is 93-14-1.
What are the molecular formula and molecular weight of Guaifenesin?
Guaifenesin has molecular formula C10H14O4 and molecular weight 198.216 g/mol.
Is Guaifenesin hazardous?
Guaifenesin has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.
What are the upstream and downstream products of Guaifenesin?
For Guaifenesin, Upstream Products: Guaiacol glycidyl ether, Guaiacol, 3-Chloro-1,2-propanediol; Downstream Products: 2-hydroxy-3-(2-methoxyphenoxy)propanoic acid, Mephenoxalone.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Guaifenesin (CAS 93-14-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32131-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.