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.

Wat is Methyl acetate?

Methyl acetate is een chemische verbinding, geregistreerd onder CAS-nummer 79-20-9. Brutoformule: C3H6O2. Molaire massa: 74.08 g/mol. IUPAC: methyl acetate.

Wat is het CAS-nummer van Methyl acetate?

Het CAS-nummer van Methyl acetate is 79-20-9 — een unieke identificatie van de Chemical Abstracts Service (CAS).

Wat is de brutoformule van Methyl acetate?

Brutoformule: C3H6O2. Molaire massa: 74.08 g/mol. logP (XLogP3): 0.2. PSA: 26.3 Å².

Wat zijn de GHS-gevaren van Methyl acetate?

Volgens de GHS-classificatie moet Methyl acetate worden voorzien van de volgende gevarenaanduidingen: H225 (Licht ontvlambare vloeistof en damp.), H336 (Kan slaperigheid of duizeligheid veroorzaken.), H319 (Veroorzaakt ernstige oogirritatie.), EUH066 (Herhaalde blootstelling kan een droge of een gebarsten huid veroorzaken.).

Waar kan ik Methyl acetate kopen?

Methyl acetate is verkrijgbaar in onze winkel. Bekijk het product: https://epchems.online/products/methyl-acetate/

Waar komen de chemische gegevens voor Methyl acetate vandaan?

De chemische gegevens voor Methyl acetate zijn afkomstig van gezaghebbende bronnen: PubChem (NIH), ChEMBL (EBI). PubChem CID: 6584. Conform de CLP-verordening (EG 1272/2008), beschikbaar onder de CC-BY 4.0-licentie.

Methyl acetate

CAS 79-20-9 · C₃H₆O₂ · MW 74.08 g/mol

Over Methyl acetate

Methyl acetate is een chemische verbinding, geregistreerd onder nummer CAS 79-20-9, met de brutoformule C₃H₆O₂, en een molaire massa van 74.08 g/mol.

Het molecuul bevat 11 atomen verbonden door 10 chemische bindingen. De volledige systematische IUPAC-naam van deze verbinding is methyl acetate. Het interactieve 3D-model hierboven toont de ruimtelijke rangschikking van de atomen — u kunt het met de muis draaien, met het scrollwiel inzoomen en schakelen tussen de weergavemodi skelet / Ball & Stick / Space Fill.

Wat de fysisch-chemische eigenschappen betreft, de verdelingscoëfficiënt logP = 0.2 (positieve waarde, lipofiele verbinding), polair oppervlak PSA = 26.3 Å², 0 donoren en 2 waterstofbrugacceptoren. Deze parameters zijn cruciaal bij de beoordeling van de biobeschikbaarheid en de interactie met biomoleculen.

De chemische gegevens voor deze verbinding zijn afkomstig van PubChem (NIH NLM NCBI), een van de grootste chemische databanken ter wereld. Alle informatie wordt automatisch bijgewerkt en verrijkt met vertalingen van GHS-gevarenaanduidingen conform de CLP-verordening (EG 1272/2008). De bovenstaande widget mag worden gebruikt voor educatieve, onderzoeks- en commerciële doeleinden.

Fysisch-chemische eigenschappen

Wzór sumaryczny	C₃H₆O₂
Masa molowa	74.08 g/mol
IUPAC	methyl acetate
SMILES	`CC(=O)OC`
InChIKey	`KXKVLQRXCPHEJC-UHFFFAOYSA-N`
logP (XLogP3)	0.2
PSA	26.3 Å²
HBD / HBA	0 / 2
PubChem CID	CID 6584 ↗

GHS-veiligheid

Sygnał: Niebezpieczeństwo

GHS02

GHS07

H225 — Wysoce łatwopalna ciecz i pary

H336 — Może wywoływać uczucie senności lub zawroty głowy

H319 — Działa drażniąco na oczy

EUH066 — Powtarzające się narażenie może powodować wysuszanie lub pękanie skóry

Wetenschappelijke literatuur

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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CO2 hydrogenation to acetic acid and methyl acetate via tandem catalysis.

et al. (2025)

Cytowania: 4Open AccessDOI ↗PubMed ↗PDF ↗

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Preparation of cubic Na3PS4 by liquid-phase shaking in methyl acetate medium.

(2019)

Cytowania: 5Open AccessDOI ↗PubMed ↗PDF ↗

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Highly active Ce, Y, La-modified Cu/SiO2 catalysts for hydrogenation of methyl acetate to ethanol.

et al. (2020)

Cytowania: 4Open AccessDOI ↗PubMed ↗PDF ↗

Effects of Methyl Acetate as a Co-Solvent in Carbonate-Based Electrolytes for Improved Lithium Metal Batteries.

et al. (2019)

Cytowania: 9$ PaywallDOI ↗PubMed ↗

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Oxidative stress mechanisms and potential biomarkers of methyl acetate poisoning: a urinary metabolomics study in rat model and human occupational cohort.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Methanol toxicity from inhalational abuse of a methyl acetate-containing nail polish remover.

(2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Rate-based modeling, multi-objective optimization and economic–CO2 emission trade-off analysis of an industrial-scale reactive distillation column for high purity methyl acetate production

Seyed Alireza Mostafavi, Danial Hashemi, Meysam Soleymani et al. (2026) · Chemical Engineering Journal Advances

Open AccessDOI ↗PDF ↗

High-Voltage and Ultralow-Temperature Lithium Metal Batteries Achieved by Methyl Acetate-Based Locally High-Concentration Electrolyte.

et al. (2025)

Cytowania: 1$ PaywallDOI ↗PubMed ↗

Methyl Acetate Boosts the Low-Temperature Performance of Li4Ti5O12/Graphite Dual-Ion Batteries.

et al. (2024)

Cytowania: 1$ PaywallDOI ↗PubMed ↗

Isobaric vapor–liquid equilibria of the binary mixtures propylene glycol methyl ether+propylene glycol methyl ether acetate, methyl acetate+propylene glycol methyl ether and methanol+propylene glycol methyl ether acetate at 101.3kPa

Changshen Ye, Xiaolian Dong, Wenjie Zhu et al. (2014) · Fluid Phase Equilibria

Cytowania: 23$ PaywallDOI ↗

Theoretical study about the hydrogen abstraction reactions on methyl acetate on combustion conditions.

(2022)

Cytowania: 1$ PaywallDOI ↗PubMed ↗

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Surface science studies of the coverage dependent adsorption of methyl acetate and methyl propanoate on graphite.

(2024)

Cytowania: 1Open AccessDOI ↗PubMed ↗PDF ↗

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Are Methanol-Derived Foliar Methyl Acetate Emissions a Tracer of Acetate-Mediated Drought Survival in Plants?

Dewhirst RA, Lei J, Afseth CA et al. (2021) · Plants (Basel, Switzerland)

Cytowania: 3Open AccessDOI ↗PubMed ↗PDF ↗

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Data on acetic acid-methanol-methyl acetate-water mixture analysised by dual packed column Gas Chromatography.

(2018)

Cytowania: 3Open AccessDOI ↗PubMed ↗PDF ↗

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Numerical modeling of a finned, electrically heated adsorbent bed for the thermal regeneration of molecular sieves in methyl acetate dehydration

Seyed Alireza Mostafavi, Mohammad Khalili, Parnian Shakeri et al. (2026) · International Journal of Thermofluids

Open AccessDOI ↗PDF ↗

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Ethanolic Transesterification with Methyl Acetate Catalyzed by SBA-15 Functionalized with Imidazolium–Sulfonic Groups

Fernando Gazola, Iago Zapelini, José Assaf (2026) · Crystals

Open AccessDOI ↗PDF ↗

First-principles study on the adsorption and sensing properties of methyl acetate on VTe2 doped systems (Ti, Sc, Ru, Y).

(2024)

Cytowania: 1$ PaywallDOI ↗PubMed ↗

A simple and efficient derivatization strategy combined with switchable solvent liquid-liquid microextraction hydroxychloroquine methyl acetate-d3 -based quadruple isotope dilution gas chromatography mass spectrometry for the determination of hydroxychloroquine sulfate in biological fluids.

et al. (2022)

Cytowania: 2$ PaywallDOI ↗PubMed ↗

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(R)-[(R)-3-Benzyl-2-oxooxazolidin-4-yl][4-(methyl-sulfon-yl)phen-yl]methyl acetate.

Li F, Zhao MZ, Jin CH et al. (2014) · Acta crystallographica. Section E, Structure reports online

Open AccessDOI ↗PubMed ↗PDF ↗

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(4'-Acet-yloxy-1,3,1'-trioxo-1,3,4,4a,4b,5,6,7,9,9a-deca-hydro-spiro-[indene-2,9'-pyrano[4,3-a]pyrrolizin]-3'-yl)methyl acetate.

Latha N, Naga Siva Rao J, Raghunathan R et al. (2013) · Acta crystallographica. Section E, Structure reports online

Open AccessDOI ↗PubMed ↗PDF ↗

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

Synoniemen

METHYL ACETATE · 79-20-9 · Devoton · Tereton · Methyl ethanoate · Acetic acid, methyl ester · Acetic acid methyl ester · Methylacetat · Methylacetaat · Acetate de methyle · Methyl acetic ester · Octan metylu · Metile (acetato di) · Methyle (acetate de) · Methylester kiseliny octove

Gegevensbronnen

📊 PubChem CID 6584 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

Kopen in de winkel

Methyl acetate →

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