3-(Methylthio)propanal
3-甲硫基丙醛
Also known as: Methional, 3-(Methylmercapto)propionaldehyde, 3-(Methylsulfanyl)propanal, 4-Thiapentanal, β-(Methylthio)propionaldehyde, 3-methylsulfanylpropanal, 3-methylthiopropanal, NSC 15874, FEMA 2747
- CAS No.
- 3268-49-3
- Jingsj CID
- J-38703-1
- Molecular Formula
- C4H8OS
- Chinese Name
- 3-甲硫基丙醛
- Molecular Weight
- 104.171 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | -68°C |
|---|---|
| Boiling Point | 168.2±23.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 61.1±0.0 °C |
GHS Safety & Compliance
Corrosion / Acute ToxicitySignal word: Danger
Frequently Asked Questions
What is the CAS number of 3-(Methylthio)propanal?
3268-49-3
What are the molecular formula and molecular weight of 3-(Methylthio)propanal?
C4H8OS, molecular weight 104.171 g/mol
Is 3-(Methylthio)propanal hazardous?
Danger
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026