Does BMA mean n-butyl methacrylate or isobutyl methacrylate?

In most commercial usage the bare abbreviation means the normal isomer, n-butyl methacrylate, CAS 97-88-1. The branched isomer, isobutyl methacrylate, is a different substance with its own identifiers and a different contribution to copolymer hardness, and the tertiary isomer is different again. Because all three are abbreviated loosely in day-to-day correspondence, an order written as BMA alone is ambiguous. Write the full chemical name and the CAS number on every enquiry, purchase order and goods-inwards record.

Why must the monomer not be blanketed with pure nitrogen?

Because the stabiliser used in commercial methacrylate monomers requires dissolved oxygen to function. It intercepts radicals by a mechanism that consumes oxygen, so a drum stripped of oxygen contains an inhibitor that is chemically present and functionally absent. The correct headspace is air, or air diluted with nitrogen to a specified oxygen content, never an inert blanket. This is one of the very few cases in a chemical store where displacing oxygen makes a material more dangerous rather than less, and it catches people whose instinct is trained on flammable solvents.

How should inhibitor content be read on a certificate?

As a starting condition rather than a permanent property. The certificate reports the inhibitor level at release; that level falls in storage as the stabiliser does its job, and it falls faster in warm conditions, in light and in the presence of contamination. A long-stored drum can meet its original certificate on every other line while having very little inhibitor left. Where storage has been long or uncertain, retest the inhibitor level before charging a reactor rather than relying on the release figure.

What is popcorn polymerisation and why does it matter here?

It is a self-propagating, expanding polymer growth that forms in dead legs, vapour spaces, valve bonnets and residues where inhibitor cannot reach. Once seeded it continues under conditions that would not start a normal polymerisation, and it grows mechanically enough to jam valves and distort equipment. The controls are housekeeping controls: no unswept dead legs, no long-standing residues, no lines left full between campaigns, and clean vessels before refilling. It is not a reason to avoid methacrylate monomers, but it is a reason to design the pipework as if the monomer were reactive, because it is.

How does the butyl ester change a copolymer compared with the methyl one?

The four-carbon ester side chain is flexible and bulky, so it loosens chain packing and lowers the temperature at which the polymer softens. Against the methyl ester it gives a softer, more flexible and more extensible polymer, better adhesion and easier film formation, at the cost of hardness and block resistance. Against the corresponding acrylate it gives a harder polymer with the weathering advantage of the methacrylate backbone. Formulators use it as the soft component of an all-methacrylate system, which keeps the durability while tuning flexibility.

What is Butyl acetate (BTAC)?

Butyl acetate (BTAC) is a chemical compound registered under CAS number 123-86-4. Molecular formula: C6H12O2. Molar mass: 116.16 g/mol. IUPAC: butyl acetate.

What is the CAS number of Butyl acetate (BTAC)?

The CAS number of Butyl acetate (BTAC) is 123-86-4 — a unique Chemical Abstracts Service (CAS) identifier.

What is the molecular formula of Butyl acetate (BTAC)?

Molecular formula: C6H12O2. Molar mass: 116.16 g/mol. logP (XLogP3): 1.8. PSA: 26.3 Å².

What are the GHS hazards of Butyl acetate (BTAC)?

Under the GHS classification, Butyl acetate (BTAC) must be labelled with the following hazard statements: H226 (Flammable liquid and vapour), H336 (May cause drowsiness or dizziness), EUH066 (Repeated exposure may cause skin dryness or cracking.).

Where can I buy Butyl acetate (BTAC)?

Butyl acetate (BTAC) is available in our shop. View the product: https://epchems.online/products/butyl-acetate/

Where does the chemical data for Butyl acetate (BTAC) come from?

Chemical data for Butyl acetate (BTAC) comes from authoritative sources: PubChem (NIH), ChEMBL (EBI). PubChem CID: 31272. Compliant with the CLP Regulation (EC 1272/2008), available under the CC-BY 4.0 licence.

Butyl acetate (BTAC)

Butyl Acetate

CAS 123-86-4 · C₆H₁₂O₂ · MW 116.16 g/mol

About Butyl acetate (BTAC)

Butyl acetate (BTAC) is a chemical compound registered under number CAS 123-86-4, with the molecular formula C₆H₁₂O₂, and a molar mass of 116.16 g/mol.

The molecule contains 20 atoms connected by 19 chemical bonds. The full systematic IUPAC name of this compound is butyl acetate. The interactive 3D model above lets you view the spatial arrangement of the atoms — you can rotate it with the mouse, zoom with the scroll wheel, and switch between skeletal / Ball & Stick / Space Fill visualization modes.

In terms of physicochemical properties, the partition coefficient logP = 1.8 (positive value, a lipophilic compound), polar surface area PSA = 26.3 Å², 0 donors and 2 hydrogen bond acceptors. These parameters are key when assessing bioavailability and interaction with biomolecules.

Chemical data for this compound comes from PubChem (NIH NLM NCBI), one of the world's largest chemical databases. All information is updated automatically and enriched with GHS hazard statement translations compliant with the CLP Regulation (EC 1272/2008). The widget above may be used for educational, research and commercial purposes.

Physicochemical properties

Wzór sumaryczny	C₆H₁₂O₂
Masa molowa	116.16 g/mol
IUPAC	butyl acetate
SMILES	`CCCCOC(=O)C`
InChIKey	`DKPFZGUDAPQIHT-UHFFFAOYSA-N`
logP (XLogP3)	1.8
PSA	26.3 Å²
HBD / HBA	0 / 2
PubChem CID	CID 31272 ↗

GHS safety

Sygnał: Uwaga

GHS02

GHS07

H226 — Łatwopalna ciecz i pary

H336 — Może wywoływać uczucie senności lub zawroty głowy

EUH066 — Powtarzające się narażenie może powodować wysuszanie lub pękanie skóry

Scientific literature

Literatura naukowa

20 artykułów · 13 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (20 artykułów)

Wysokość słupka = liczba artykułów w roku. Hover dla szczegółów.

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Comprehensive evaluation for the one-pot biosynthesis of butyl acetate by using microbial mono- and co-cultures.

et al. (2021)

Cytowania: 7Open AccessDOI ↗PubMed ↗PDF ↗

RIFM fragrance ingredient safety assessment, butyl acetate, CAS Registry Number 123-86-4.

Api AM, Belsito D, Botelho D et al. (2022) · Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association

$ PaywallDOI ↗PubMed ↗

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Excess Enthalpies for Binary Mixtures of the Reactive System Acetic Acid + n-Butanol + n-Butyl Acetate + Water: Brief Data Review and Results at 313.15 K and Atmospheric Pressure.

et al. (2023)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

Synthesis of n-butyl acetate via reactive distillation column using Candida Antarctica lipase as catalyst.

et al. (2020)

Cytowania: 5$ PaywallDOI ↗PubMed ↗

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Combined effects of ultrasound and immobilization protocol on butyl acetate synthesis catalyzed by CALB.

et al. (2014)

Cytowania: 23Open AccessDOI ↗PubMed ↗PDF ↗

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Synthesis, structure and energy calculations of 4-{4-[(2,3-dioxoindol-1-yl)meth-yl]-1H-1,2,3-triazol-1-yl}butyl acetate.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Synthesis, structure and energy calculations of 4-{4-[(2,3-dioxoindol-1-yl)methyl]-1H-1,2,3-triazol-1-yl}butyl acetate

Sanaa Sabir, Nour El Hoda Mustaphi, Daouda Ballo et al. (2026) · Acta Crystallographica Section E: Crystallographic Communications

Open AccessDOI ↗PDF ↗

Central Composite Design Optimization for the Synthesis of Butyl Acetate Catalyzed by Liquid Lipase.

et al. (2026)

Cytowania: 1$ PaywallDOI ↗PubMed ↗

Electronic structure analysis of NiO quantum dot-modified jackfruit-shaped ZnO sensors and sensing properties investigation of their highly sensitive and selective for butyl acetate.

et al. (2023)

Cytowania: 3$ PaywallDOI ↗PubMed ↗

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Catalytic direct amidations in tert-butyl acetate using B(OCH2CF3)3.

et al. (2019)

Cytowania: 17Open AccessDOI ↗PubMed ↗PDF ↗

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Comments on “Experimental Measurements of Vapor–Liquid Equilibrium Data for the Binary Systems of Methanol + 2-Butyl Acetate, 2-Butyl Alcohol + 2-Butyl Acetate, and Methyl Acetate + 2-Butyl Acetate at 101.33 kPa”

Jaime Wisniak, José R. Pérez-Correa, Andrés Mejía et al. (2013) · Journal of Chemical & Engineering Data

Cytowania: 14Open AccessDOI ↗PDF ↗

Solubility of Lovastatin in Ethyl Acetate, Propyl Acetate, Isopropyl Acetate, Butyl Acetate, sec-Butyl Acetate, Isobutyl Acetate, tert-Butyl Acetate, and 2-Butanone, between (285 and 313) K

Joseph Nti-Gyabaah, Yee C. Chiew (2008) · Journal of Chemical & Engineering Data

Cytowania: 23$ PaywallDOI ↗

[Determination of isopropyl acetate, tert-butyl acetate and sec-butyl acetate in workplace air by solvent desorption-gas chromatography].

et al. (2026)

$ PaywallDOI ↗PubMed ↗

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Synthesis of α-indolylacrylates as potential anticancer agents using a Brønsted acid ionic liquid catalyst and the butyl acetate solvent.

et al. (2020)

Open AccessDOI ↗PubMed ↗PDF ↗

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Metabolic engineering of Escherichia coli for efficient biosynthesis of butyl acetate.

Ku JT, Chen AY, Lan EI (2022) · Microbial cell factories

Cytowania: 5Open AccessDOI ↗PubMed ↗PDF ↗

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In vitro growth of Colletotrichum gloeosporioides is affected by butyl acetate, a compound produced during the co-culture of Trichoderma sp. and Bacillus subtilis.

et al. (2020)

Cytowania: 4Open AccessDOI ↗PubMed ↗PDF ↗

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Cardio-green butyl acetate targets ergosterol to kill Candida albicans.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Defect-Engineered MOF-808-SO4 as Efficient Solid Acid Catalysts for Esterification of n-Butyl Acetate.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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A halophilic Chromohalobacter species from estuarine coastal waters as a detoxifier of manganese, as well as a novel bio-catalyst for synthesis of n-butyl acetate.

et al. (2023)

Cytowania: 1Open AccessDOI ↗PubMed ↗PDF ↗

Synthesis of 3-Substituted 5,5-Dimethyl Isoxazolines via Unusual Reactivity of Chlorooximes and Di-tert-butyl Dicarbonate (Boc2O) or tert-Butyl Acetate (t-BuOAc).

et al. (2025)

Cytowania: 1$ PaywallDOI ↗PubMed ↗

Dane z PubMed (NIH NLM), OpenAlex (CC0), Semantic Scholar (AI2). AI Summary wygenerowane przez Semantic Scholar TLDR. Artykuły z ikoną wymagają płatnego dostępu.

Synonyms

Butyl acetate · 123-86-4 · N-BUTYL ACETATE · Acetic acid, butyl ester · Butyl ethanoate · 1-Butyl acetate · Acetic Acid Butyl Ester · n-Butyl ethanoate · Butylacetat · Acetate de butyle · Acetic acid n-butyl ester · Butylacetaten · 1-acetoxybutane · Octan n-butylu · Butyle (acetate de)

Data sources

📊 PubChem CID 31272 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

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