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Methyl (2E)-2-methyl-2-pentenoate

Also known as: Methyl trans-2-methyl-2-pentenoate, methyl (2E)-2-methylpent-2-enoate, methyl (E)-2-methyl-2-pentenoate, methyl 2-methyl-2-pentenoate, methyl trans-2-methyl-2-pentanoate, methyl trans-2-methylpent-2-enoate, 2-Pentenoic acid, 2-methyl-, methyl ester, (2E)-, MFCD00075270

Methyl (2E)-2-methyl-2-pentenoate (CAS 1567-14-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H12O2 and a molecular weight of 128.16900 g/mol. Key properties include a boiling point of 46-47ºC15 mm Hg(lit.), a density of 0.92 g/mL at 25ºC(lit.) and a flash point of 51.1 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
1567-14-2
Jingsj CID
J-1992376-3
Molecular Formula
C7H12O2
Molecular Weight
128.16900 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point46-47ºC15 mm Hg(lit.)
Density0.92 g/mL at 25ºC(lit.)
Flash Point51.1 °C
Exact Mass128.08400
PSA26.30000
LogP1.51570
Vapor Pressure4.27mmHg at 25°C
Refractive Indexn20/D 1.438(lit.)

GHS Safety & Compliance

FlammableSignal word: Warning
  • H226 — Flammable liquid and vapour

Customs & Trade Information

HS Code2916190090
Summary2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl (2E)-2-methyl-2-pentenoate?

The CAS number of Methyl (2E)-2-methyl-2-pentenoate is 1567-14-2.

What are the molecular formula and molecular weight of Methyl (2E)-2-methyl-2-pentenoate?

Methyl (2E)-2-methyl-2-pentenoate has molecular formula C7H12O2 and molecular weight 128.16900 g/mol.

Is Methyl (2E)-2-methyl-2-pentenoate hazardous?

Methyl (2E)-2-methyl-2-pentenoate has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour.

What are the upstream and downstream products of Methyl (2E)-2-methyl-2-pentenoate?

For Methyl (2E)-2-methyl-2-pentenoate, Upstream Products: Methanol, trans-2-Methyl-2-pentenoic acid, Triethyl orthoformate; Downstream Products: trans-2-Methyl-2-pentenoic acid.

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

Last updated:

How to cite: Jingsj. "Methyl (2E)-2-methyl-2-pentenoate (CAS 1567-14-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992376-3 (accessed 2026-11-09).

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