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2-Methylcyclopropanecarboxylic acid

Also known as: 2-Methylcyclopropanecarboxylic acid, mixture of cis/trans, 2-Methyl-1-cyclopropanecarboxylic acid, 2-Methylcyclopropylcarboxylic acid, Cyclopropanecarboxylic acid, 2-methyl-, trans-2-Methylcyclopropanecarboxylic acid, (+/-)-2-Methylcyclopropanecarboxylic acid, 2-Methyl cyclopropanecarboxylic acid

2-Methylcyclopropanecarboxylic acid (CAS 29555-02-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H8O2 and a molecular weight of 100.11700 g/mol. Key properties include a boiling point of 191.2±0.0 °C at 760 mmHg, a density of 1.02 and a flash point of 87.8±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
29555-02-0
Jingsj CID
J-1307999-7
Molecular Formula
C5H8O2
Molecular Weight
100.11700 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point191.2±0.0 °C at 760 mmHg
Density1.02
Flash Point87.8±0.0 °C
Exact Mass99.045151
PSA37.30000
LogP0.57
Vapor Pressure0.2±0.7 mmHg at 25°C
Refractive Indexn20/D 1.439(lit.)

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2916209090
Summary2916209090 other cyclanic, cyclenic or cyclotherpenic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Methylcyclopropanecarboxylic acid?

The CAS number of 2-Methylcyclopropanecarboxylic acid is 29555-02-0.

What are the molecular formula and molecular weight of 2-Methylcyclopropanecarboxylic acid?

2-Methylcyclopropanecarboxylic acid has molecular formula C5H8O2 and molecular weight 100.11700 g/mol.

Is 2-Methylcyclopropanecarboxylic acid hazardous?

2-Methylcyclopropanecarboxylic acid has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 2-Methylcyclopropanecarboxylic acid?

For 2-Methylcyclopropanecarboxylic acid, Upstream Products: Ethyl 2-methylcyclopropane-1-carboxylate, γ-Valerolactone, (2-Methylcyclopropyl)methanol; Downstream Products: (2-Methylcyclopropyl)methanol, N-methoxy-N,2-dimethylcyclopropane-1-carboxamide, (S)-dihydro-4-methylfuran-2(3H)-one.

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

Last updated:

How to cite: Jingsj. "2-Methylcyclopropanecarboxylic acid (CAS 29555-02-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307999-7 (accessed 2026-11-09).

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