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.

Co to jest Methyl acetate?

Methyl acetate to związek chemiczny zarejestrowany pod numerem CAS 79-20-9. Wzór sumaryczny: C3H6O2. Masa molowa: 74.08 g/mol. IUPAC: methyl acetate.

Jaki jest numer CAS Methyl acetate?

Numer CAS dla Methyl acetate to 79-20-9 — unikalny identyfikator Chemical Abstracts Service (CAS).

Jaki jest wzór sumaryczny Methyl acetate?

Wzór sumaryczny: C3H6O2. Masa molowa: 74.08 g/mol. logP (XLogP3): 0.2. PSA: 26.3 Å².

Gdzie można kupić Methyl acetate?

Methyl acetate jest dostępny w naszym sklepie. Zobacz produkt: https://epchems.online/products/methyl-acetate/

Skąd pochodzą dane chemiczne dla Methyl acetate?

Dane chemiczne dla Methyl acetate pochodzą z autorytatywnych źródeł: PubChem (NIH), ChEMBL (EBI). PubChem CID: 6584. Zgodne z Rozporządzeniem CLP (WE 1272/2008), dostępne na licencji CC-BY 4.0.

Methyl acetate

CAS 79-20-9 · C₃H₆O₂ · MW 74.08 g/mol

O związku Methyl acetate

Methyl acetate to związek chemiczny zarejestrowany pod numerem CAS 79-20-9 o wzorze sumarycznym C₃H₆O₂ i masie molowej 74.08 g/mol.

Cząsteczka zawiera 11 atomów połączonych 10 wiązaniami chemicznymi. Pełna nazwa systematyczna IUPAC dla tego związku to methyl acetate. Powyższy interaktywny model 3D pozwala obejrzeć układ przestrzenny atomów — można go obracać myszką, powiększać scrollem oraz przełączać między trybami wizualizacji szkieletowy / Ball & Stick / Space Fill.

Pod względem właściwości fizykochemicznych współczynnik podziału logP = 0.2 (wartość dodatnia, związek lipofilowy), powierzchnia polarna PSA = 26.3 Å², 0 donorów i 2 akceptorów wiązań wodorowych. Te parametry są kluczowe przy ocenie biodostępności i interakcji z biomolekułami.

Dane chemiczne dla tego związku pochodzą z PubChem (NIH NLM NCBI), jednej z największych baz związków chemicznych na świecie. Wszystkie informacje są aktualizowane automatycznie i wzbogacone o tłumaczenia zwrotów GHS zgodne z Rozporządzeniem CLP (1272/2008/WE). Powyższy widget można używać do celów edukacyjnych, badawczych i komercyjnych.

Właściwości fizykochemiczne

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 ↗

Bezpieczeństwo GHS

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

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.

Synonimy

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

Data sources

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

Kup w sklepie

Methyl acetate →

Powiązane molekuły

Isopropyl acetate CAS 108-21-4 · C5H10O2 Dimethyl Sulfoxide CAS 67-68-5 · C2H6OS Dipropylene glycol mono propyl ether CAS 35884-42-5 · C10H22O3 Tetraethylene Glycol CAS 112-60-7 · C8H18O5 Vinyl acetate CAS 108-05-4 · C4H6O2 Sodium cyanide CAS 143-33-9 · CNNa