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.

Che cos'è Methyl methacrylate (MMA)?

Methyl methacrylate (MMA) è un composto chimico registrato con il numero CAS 80-62-6. Formula bruta: C5H8O2. Massa molare: 100.12 g/mol. IUPAC: methyl 2-methylprop-2-enoate.

Qual è il numero CAS di Methyl methacrylate (MMA)?

Il numero CAS di Methyl methacrylate (MMA) è 80-62-6 — un identificativo univoco del Chemical Abstracts Service (CAS).

Qual è la formula bruta di Methyl methacrylate (MMA)?

Formula bruta: C5H8O2. Massa molare: 100.12 g/mol. logP (XLogP3): 1.4. PSA: 26.3 Å².

Quali sono i pericoli GHS di Methyl methacrylate (MMA)?

Secondo la classificazione GHS, Methyl methacrylate (MMA) deve riportare le seguenti indicazioni di pericolo: H225 (Liquido e vapori facilmente infiammabili.), H335 (Può irritare le vie respiratorie.), H315 (Provoca irritazione cutanea.), H317 (Può provocare una reazione allergica cutanea.).

Dove acquistare Methyl methacrylate (MMA)?

Methyl methacrylate (MMA) è disponibile nel nostro negozio. Vedi il prodotto: https://epchems.online/products/methyl-methacrylate/

Da dove provengono i dati chimici di Methyl methacrylate (MMA)?

I dati chimici di Methyl methacrylate (MMA) provengono da fonti autorevoli: PubChem (NIH). PubChem CID: 6658. Conformi al Regolamento CLP (CE 1272/2008), disponibili con licenza CC-BY 4.0.

Methyl methacrylate (MMA)

Methyl Methacrylate

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

Informazioni su Methyl methacrylate (MMA)

Methyl methacrylate (MMA) è un composto chimico registrato con il numero CAS 80-62-6, con formula bruta C₅H₈O₂, e massa molare di 100.12 g/mol.

La molecola contiene 15 atomi collegati da 14 legami chimici. Il nome sistematico IUPAC completo di questo composto è methyl 2-methylprop-2-enoate. Il modello 3D interattivo qui sopra permette di visualizzare la disposizione spaziale degli atomi — puoi ruotarlo con il mouse, zoomare con la rotellina e passare tra le modalità di visualizzazione scheletro / Ball & Stick / Space Fill.

Dal punto di vista delle proprietà chimico-fisiche, il coefficiente di ripartizione logP = 1.4 (valore positivo, composto lipofilo), superficie polare PSA = 26.3 Å², 0 donatori e 2 accettori di legami a idrogeno. Questi parametri sono fondamentali per valutare la biodisponibilità e l'interazione con le biomolecole.

I dati chimici di questo composto provengono da PubChem (NIH NLM NCBI), uno dei più grandi database chimici al mondo. Tutte le informazioni sono aggiornate automaticamente e arricchite con le traduzioni delle indicazioni di pericolo GHS conformi al Regolamento CLP (CE 1272/2008). Il widget qui sopra può essere utilizzato per scopi educativi, di ricerca e commerciali.

Proprietà chimico-fisiche

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 ↗

Sicurezza GHS

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

Letteratura scientifica

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.

Sinonimi

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

Fonti dei dati

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

Acquista nel negozio

Methyl methacrylate (MMA) →

Molecole correlate

2-Ethylhexanoic Acid CAS 149-57-5 · C8H16O2 Cyclohexanol CAS 108-93-0 · C6H12O Sodium Lauryl Ether Sulfate CAS 68585-34-2 Sodium Nitrate CAS 7631-99-4 · NaNO₃ 1-Propanol (n-Propanol) CAS 71-23-8 · C3H8O L-Alanine CAS 56-41-7 · C3H7NO2