Ethyl Isopropyl Sulfide

Also known as: 2-(Ethylthio)propane, 2-(Ethylsulfanyl)propane, 2-Methyl-3-thiapentane, 3-thiapentane,2-methyl-, 4-methyl-3-thiapentane, Isopropyl ethyl sulfide, ethylisopropylsulphide, NSC 163314, Propane, 2-(ethylthio)-, Sulfide, ethyl isopropyl, C2H5S(iso-C3H7), ETHYL ISOPROPYL SULFIDE

Ethyl Isopropyl Sulfide (CAS 5145-99-3) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C5H12S and a molecular weight of 104.21400 g/mol. Key properties include a boiling point of 103ºC, a density of 0.83 and a flash point of 5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5145-99-3
Jingsj CID: J-1400101-7
Molecular Formula: C₅H₁₂S
Molecular Weight: 104.21400 g/mol
Category: Ethers
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	103ºC
Density	0.83
Flash Point	5ºC
Exact Mass	104.06600
PSA	25.30000
LogP	2.14790
Refractive Index	1.441

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethyl Isopropyl Sulfide?

The CAS number of Ethyl Isopropyl Sulfide is 5145-99-3.

What are the molecular formula and molecular weight of Ethyl Isopropyl Sulfide?

Ethyl Isopropyl Sulfide has molecular formula C5H12S and molecular weight 104.21400 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Ethyl Isopropyl Sulfide (CAS 5145-99-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1400101-7 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.