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sec-Butyl Methyl Ether

Also known as: 2-methoxybutane, 2-methoxybutane, 2-butyl methyl ether, methyl sec-butyl ether, s-butyl methyl ether, sec-butyl methyl ether, Ether, sec-butyl methyl, MFCD00190205

sec-Butyl Methyl Ether (CAS 6795-87-5) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C5H12O and a molecular weight of 88.14820 g/mol. Key properties include a melting point of -117.26°C (estimate), a boiling point of 75ºC(lit.), a density of 0.742 g/mL at 25ºC(lit.) and a flash point of -30.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
6795-87-5
Jingsj CID
J-42901-6
Molecular Formula
C5H12O
Molecular Weight
88.14820 g/mol
Category
Ethers
Last updated
11/2/2026

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Physicochemical Properties

Melting Point-117.26°C (estimate)
Boiling Point75ºC(lit.)
Density0.742 g/mL at 25ºC(lit.)
Flash Point-30.0 °C
Exact Mass88.08880
PSA9.23000
LogP1.43130
Refractive Indexn20/D 1.372(lit.)
Additional PropertyMiscible with water, alcohol, ether and acetone.

GHS Safety & Compliance

FlammableSignal word: Danger
  • H225 — Highly flammable liquid and vapour

Customs & Trade Information

HS Code2909199090
Summary2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of sec-Butyl Methyl Ether?

The CAS number of sec-Butyl Methyl Ether is 6795-87-5.

What are the molecular formula and molecular weight of sec-Butyl Methyl Ether?

sec-Butyl Methyl Ether has molecular formula C5H12O and molecular weight 88.14820 g/mol.

Is sec-Butyl Methyl Ether hazardous?

sec-Butyl Methyl Ether has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour.

What are the upstream and downstream products of sec-Butyl Methyl Ether?

For sec-Butyl Methyl Ether, Upstream Products: Diazomethane, 2-Butanol, Aluminum tri-sec-butoxide; Downstream Products: tert-Butyl methyl ether.

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

Last updated:

How to cite: Jingsj. "sec-Butyl Methyl Ether (CAS 6795-87-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42901-6 (accessed 2026-11-07).

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