3-(Methylthio)butanal

3-甲硫基丁醛

Also known as: 3-(Methylthio)butyraldehyde, 3-(Methylsulfanyl)butanal, Butanal, 3-(methylthio)-, FEMA 3374, UNII:1B27G5W046, MFCD00036622, EINECS 240-678-7, 3-Methylthiobutanal

3-(Methylthio)butanal (CAS 16630-52-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H10OS and a molecular weight of 118.197 g/mol. It is also known as 3-(Methylthio)butyraldehyde, 3-(Methylsulfanyl)butanal and Butanal, 3-(methylthio)-. Key properties include a boiling point of 174.0±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 62.2±0.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16630-52-7
Jingsj CID
J-38685-0
Molecular Formula
C5H10OS
Chinese Name
3-甲硫基丁醛
Molecular Weight
118.197 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point174.0±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point62.2±0.0 °C

GHS Safety & Compliance

Flammable / Corrosion / Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-(Methylthio)butanal?

The CAS number of 3-(Methylthio)butanal is 16630-52-7.

What are the molecular formula and molecular weight of 3-(Methylthio)butanal?

3-(Methylthio)butanal has molecular formula C5H10OS and molecular weight 118.197 g/mol.

Is 3-(Methylthio)butanal hazardous?

3-(Methylthio)butanal has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-(Methylthio)butanal (CAS 16630-52-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38685-0 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.