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.

Was ist Methyl methacrylate (MMA)?

Methyl methacrylate (MMA) ist eine chemische Verbindung, registriert unter der CAS-Nummer 80-62-6. Summenformel: C5H8O2. Molmasse: 100.12 g/mol. IUPAC: methyl 2-methylprop-2-enoate.

Wie lautet die CAS-Nummer von Methyl methacrylate (MMA)?

Die CAS-Nummer von Methyl methacrylate (MMA) ist 80-62-6 — eine eindeutige Kennung des Chemical Abstracts Service (CAS).

Wie lautet die Summenformel von Methyl methacrylate (MMA)?

Summenformel: C5H8O2. Molmasse: 100.12 g/mol. logP (XLogP3): 1.4. PSA: 26.3 Å².

Welche GHS-Gefahren hat Methyl methacrylate (MMA)?

Gemäß der GHS-Klassifizierung muss Methyl methacrylate (MMA) mit den folgenden Gefahrenhinweisen gekennzeichnet werden: H225 (Flüssigkeit und Dampf leicht entzündbar.), H335 (Kann die Atemwege reizen.), H315 (Verursacht Hautreizungen.), H317 (Kann allergische Hautreaktionen verursachen.).

Wo kann ich Methyl methacrylate (MMA) kaufen?

Methyl methacrylate (MMA) ist in unserem Shop erhältlich. Produkt ansehen: https://epchems.online/products/methyl-methacrylate/

Woher stammen die chemischen Daten für Methyl methacrylate (MMA)?

Die chemischen Daten für Methyl methacrylate (MMA) stammen aus zuverlässigen Quellen: PubChem (NIH). PubChem CID: 6658. Konform mit der CLP-Verordnung (EG 1272/2008), verfügbar unter der Lizenz CC-BY 4.0.

Methyl methacrylate (MMA)

Methyl Methacrylate

CAS 80-62-6 · C₅H₈O₂ · MW 100.12 g/mol

Über Methyl methacrylate (MMA)

Methyl methacrylate (MMA) ist eine chemische Verbindung, registriert unter der Nummer CAS 80-62-6, mit der Summenformel C₅H₈O₂, und einer Molmasse von 100.12 g/mol.

Das Molekül enthält 15 Atome, verbunden durch 14 chemische Bindungen. Der vollständige systematische IUPAC-Name dieser Verbindung lautet methyl 2-methylprop-2-enoate. Das interaktive 3D-Modell oben zeigt die räumliche Anordnung der Atome — Sie können es mit der Maus drehen, mit dem Scrollrad zoomen und zwischen den Darstellungsmodi Skelett / Ball & Stick / Space Fill wechseln.

Hinsichtlich der physikalisch-chemischen Eigenschaften der Verteilungskoeffizient logP = 1.4 (positiver Wert, lipophile Verbindung), polare Oberfläche PSA = 26.3 Å², 0 Donatoren und 2 Wasserstoffbrücken-Akzeptoren. Diese Parameter sind entscheidend für die Beurteilung der Bioverfügbarkeit und der Wechselwirkung mit Biomolekülen.

Die chemischen Daten für diese Verbindung stammen aus PubChem (NIH NLM NCBI), einer der größten chemischen Datenbanken der Welt. Alle Informationen werden automatisch aktualisiert und um GHS-Gefahrenhinweise gemäß der CLP-Verordnung (EG 1272/2008) ergänzt. Das obige Widget darf für Bildungs-, Forschungs- und kommerzielle Zwecke verwendet werden.

Physikalisch-chemische Eigenschaften

Wzór sumaryczny	C₅H₈O₂
Masa molowa	100.12 g/mol
IUPAC	methyl 2-methylprop-2-enoate
SMILES	`CC(=C)C(=O)OC`
InChIKey	`VVQNEPGJFQJSBK-UHFFFAOYSA-N`
logP (XLogP3)	1.4
PSA	26.3 Å²
HBD / HBA	0 / 2
PubChem CID	CID 6658 ↗

GHS-Sicherheit

Sygnał: Niebezpieczeństwo

GHS02

GHS07

H225 — Wysoce łatwopalna ciecz i pary

H335 — Może powodować podrażnienie dróg oddechowych

H315 — Działa drażniąco na skórę

H317 — Może powodować reakcję alergiczną skóry

Wissenschaftliche Literatur

Literatura naukowa

20 artykułów · 14 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (20 artykułów)

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

NTP Toxicology and Carcinogenesis Studies of Methyl Methacrylate (CAS No. 80-62-6) in F344/N Rats and B6C3F1 Mice (Inhalation Studies).

(1986)

Cytowania: 4$ PaywallPubMed ↗

ONE-FLASK SYNTHESIS OF METHYL ARYLVINYLDIAZOACETATES AND THEIR APPLICATION IN ENANTIOSELECTIVE C-H FUNCTIONALIZATION: SYNTHESIS OF (E)-METHYL 2-DIAZO-4-PHENYLBUT-3-ENOATE AND (S,E)-METHYL 2-((R)-4-METHYL-1,2-DIHYDRONAPHTHALEN-2-YL)-4-PHENYLBUT-3-ENOATE

(2007) · Organic Syntheses

Cytowania: 10$ PaywallDOI ↗

Synthesis and transformations of methyl (<i>E</i>)‐2‐(acetylamino)‐3‐cyanoprop‐2‐enoate und methyl (<i>E</i>)‐2‐(benzoylamino)‐3‐cyanoprop‐2‐enoate, versatile reagents for the preparation of polyfunctional heterocyclic systems

Lucija Pizzioli, Brina Ornik, Jurij Svete et al. (1998) · Helvetica Chimica Acta

Cytowania: 28$ PaywallDOI ↗

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Comparison of mechanical and molecular measures of mobility during constant strain rate deformation of a PMMA glass

Benjamin Bending, M. D. Ediger (2026) · arXiv (2608.23434v1)

Open AccessDOI ↗PDF ↗

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Broken Inversion Symmetry via a Magic Methyl Effect

Calum J Gibb, Jordan Hobbs, Caitlin O Brien et al. (2026) · arXiv (2608.20957v1)

Open AccessPDF ↗

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Reversing strain deformations probe mechanisms for enhanced segmental mobility of polymer glasses

Kelly Hebert, M. D. Ediger (2026) · arXiv (2608.20536v1)

Open AccessDOI ↗PDF ↗

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Segmental Dynamics in the Strain-hardening Regime for Poly(methyl methacrylate) Glasses with and without Melt-stretching

Enran Xing, Trevor Bennin, Masoud Razavi et al. (2026) · arXiv (2608.07330v1)

Open AccessDOI ↗PDF ↗

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The structural relaxation time of a polymer glass during deformation

Pradip K. Bera, Grigori A. Medvedev, James M. Caruthers et al. (2026) · arXiv (2608.06575v1)

Open AccessDOI ↗PDF ↗

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SYNTHESIS OF ETHYL 2-ETHANOYL-2-METHYL-3-PHENYLBUT-3-ENOATE

(2009) · Organic Syntheses

Cytowania: 1Open AccessDOI ↗PDF ↗

Effect of the β-substituent with respect to the azido group on the reactivity of methyl (2E)-3-[5-(azidomethyl)-2,2-diethyl-1,3-dioxolan-4-yl]-2-methylprop-2-enoate

F. A. Gimalova, G. M. Khalikova, V. A. Egorov et al. (2013) · Russian Journal of Organic Chemistry

Cytowania: 2$ PaywallDOI ↗

Synthesis of Ethyl 2‐Ethanoyl‐2‐Methyl‐3‐Phenylbut‐3‐Enoate

Taisuke Fujimoto, Kohei Endo, Masaharu Nakamura et al. (2009) · Organic Syntheses

Cytowania: 2$ PaywallDOI ↗

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A simple method to improve the antibiotic elution profiles from polymethylmethacrylate bone cement spacers by using rapid absorbable sutures.

Tseng TH, Chang CH, Chen CL et al. (2022) · BMC musculoskeletal disorders

Open AccessDOI ↗PubMed ↗PDF ↗

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Richtwerte für Methylmethacrylat in der Innenraumluft : Mitteilung des Ausschusses für Innenraumrichtwerte (AIR).

(2021) · Bundesgesundheitsblatt, Gesundheitsforschung, Gesundheitsschutz

Open AccessDOI ↗PubMed ↗PDF ↗

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Is methyl methacrylate fixator reliable for the treatment of gartland type IV supracondylar fractures?

Ciftci S, Safali S, Ergin M et al. (2023) · Nigerian journal of clinical practice

Open AccessDOI ↗PubMed ↗PDF ↗

Antimicrobial dental composites with K18-methyl methacrylate and K18-filler.

Childs T, Chu L, Barrera L et al. (2024) · Dental materials : official publication of the Academy of Dental Materials

$ PaywallDOI ↗PubMed ↗

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Crystal structure of (+)-methyl (E)-3-[(2S,4S,5R)-2-amino-5-hydroxymethyl-2-trichloromethyl-1,3-dioxolan-4-yl]-2-methylprop-2-enoate

Takeshi Oishi, Daichi Yasushima, Kihiro Yuasa et al. (2016) · Acta Crystallographica Section E: Crystallographic Communications

Open AccessDOI ↗PDF ↗

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Crystal structure of (+)-methyl (E)-3-[(2S,4S,5R)-2-amino-5-hydroxymethyl-2-trichloromethyl-1,3-dioxolan-4-yl]-2-methylprop-2-enoate

Daichi Yasushima, Takaaki Sato, Noritaka Chida et al. (2016) · International Union of Crystallography

Open AccessDOI ↗PDF ↗

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2-methyl-3-buten-2-ol: a pheromone component of conifer bark beetles found in the bark of nonhost deciduous trees

Qing-He Zhang, Birgersson, Göran,, Schlyter, Fredrik, et al. (2012) · Wiley

Open AccessDOI ↗PDF ↗

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N-methyl-N-((1-methyl-5-(3-(1-(2-methylbenzyl)piperidin-4-yl)propoxy)-1H-indol-2-yl)methyl)prop-2-yn-1-amine, a new cholinesterase and monoamine oxidase dual inhibitor

Bautista-Aguilera, O.M., Marco-Contelles, J., Filipić, Slavica et al. (2014) · American Chemical Society

Open AccessDOI ↗PDF ↗

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Synthesis, Stability, and Diels‐Alder Reactions of Methyl 2‐Oxobut‐3‐enoate

Madsen, Robert, Bo M. Jessen, Robert Madsen et al. (2021) · Wiley

Open AccessDOI ↗PDF ↗

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

Synonyme

METHYL METHACRYLATE · 80-62-6 · methyl 2-methylprop-2-enoate · Methylmethacrylate · Pegalan · Methacrylic acid methyl ester · Methyl methylacrylate · Methyl 2-methylpropenoate · Acryester M · Diakon · Metakrylan metylu · Methyl-methacrylat · Methyl 2-methyl-2-propenoate · 2-Propenoic acid, 2-methyl-, methyl ester · Metil metacrilato

Datenquellen

📊 PubChem CID 6658 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

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