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.

Qu'est-ce que Diethylene glycol dimethyl ether ?

Diethylene glycol dimethyl ether est un composé chimique enregistré sous le numéro CAS 110-71-4. Formule brute: C4H10O2. Masse molaire: 90.12 g/mol. IUPAC: 1,2-dimethoxyethane.

Quel est le numéro CAS de Diethylene glycol dimethyl ether ?

Le numéro CAS de Diethylene glycol dimethyl ether est 110-71-4 — un identifiant unique du Chemical Abstracts Service (CAS).

Quelle est la formule brute de Diethylene glycol dimethyl ether ?

Formule brute: C4H10O2. Masse molaire: 90.12 g/mol. logP (XLogP3): -0.2. PSA: 18.5 Å².

Quels sont les dangers GHS de Diethylene glycol dimethyl ether ?

Selon la classification GHS, Diethylene glycol dimethyl ether doit porter les mentions de danger suivantes : H225 (Liquide et vapeurs très inflammables.), H360FD (Peut nuire à la fertilité. Peut nuire au fœtus.), H332 (Nocif par inhalation.), EUH019 (Peut former des peroxydes explosifs.).

Où acheter Diethylene glycol dimethyl ether ?

Diethylene glycol dimethyl ether est disponible dans notre boutique. Voir le produit : https://epchems.online/products/12-dimethoxyethane/

D'où proviennent les données chimiques de Diethylene glycol dimethyl ether ?

Les données chimiques de Diethylene glycol dimethyl ether proviennent de sources faisant autorité : PubChem (NIH), ChEMBL (EBI). PubChem CID: 8071. Conformes au règlement CLP (CE 1272/2008), disponibles sous licence CC-BY 4.0.

Diethylene glycol dimethyl ether

1,2-Dimethoxyethane

CAS 110-71-4 · C₄H₁₀O₂ · MW 90.12 g/mol

À propos de Diethylene glycol dimethyl ether

Diethylene glycol dimethyl ether est un composé chimique enregistré sous le numéro CAS 110-71-4, de formule brute C₄H₁₀O₂, et de masse molaire 90.12 g/mol.

La molécule contient 16 atomes reliés par 15 liaisons chimiques. Le nom systématique IUPAC complet de ce composé est 1,2-dimethoxyethane. Le modèle 3D interactif ci-dessus permet de visualiser l'arrangement spatial des atomes — vous pouvez le faire pivoter à la souris, zoomer avec la molette et basculer entre les modes de visualisation squelette / Ball & Stick / Space Fill.

Du point de vue des propriétés physico-chimiques, le coefficient de partage logP = -0.2 (valeur négative, composé hydrophile), surface polaire PSA = 18.5 Å², 0 donneurs et 2 accepteurs de liaisons hydrogène. Ces paramètres sont essentiels pour évaluer la biodisponibilité et l'interaction avec les biomolécules.

Les données chimiques de ce composé proviennent de PubChem (NIH NLM NCBI), l'une des plus grandes bases de données chimiques au monde. Toutes les informations sont mises à jour automatiquement et enrichies de traductions des mentions de danger GHS conformes au règlement CLP (CE 1272/2008). Le widget ci-dessus peut être utilisé à des fins éducatives, de recherche et commerciales.

Propriétés physico-chimiques

Wzór sumaryczny	C₄H₁₀O₂
Masa molowa	90.12 g/mol
IUPAC	1,2-dimethoxyethane
SMILES	`COCCOC`
InChIKey	`XTHFKEDIFFGKHM-UHFFFAOYSA-N`
logP (XLogP3)	-0.2
PSA	18.5 Å²
HBD / HBA	0 / 2
PubChem CID	CID 8071 ↗

Sécurité GHS

Sygnał: Niebezpieczeństwo

GHS02

GHS07

GHS08

H225 — Wysoce łatwopalna ciecz i pary

? — H360FD

H332 — Działa szkodliwie w następstwie wdychania

EUH019 — Może tworzyć nadtlenki o właściwościach wybuchowych

Littérature scientifique

Literatura naukowa

20 artykułów · 11 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (20 artykułów)

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

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Lithium phenolates solvated by tetrahydrofuran and 1,2-dimethoxyethane: structure determination using the method of continuous variation.

et al. (2009)

Cytowania: 26Open AccessDOI ↗PubMed ↗PDF ↗

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Influence of a Lewis acid and a Brønsted acid on the conversion of microcrystalline cellulose into 5-hydroxymethylfurfural in a single-phase reaction system of water and 1,2-dimethoxyethane.

et al. (2018)

Cytowania: 16Open AccessDOI ↗PubMed ↗PDF ↗

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Electrochemical behavior and electrodeposition of gallium in 1,2-dimethoxyethane-based electrolytes.

et al. (2021)

Cytowania: 3Open AccessDOI ↗PubMed ↗PDF ↗

Efficient synthesis of octyl-β-d-galactopyranoside by Bacillus spore-displayed β-galactosidase using an amphiphilic 1,2-dimethoxyethane co-solvent.

(2011)

Cytowania: 6$ PaywallDOI ↗PubMed ↗

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Bis(1,2-dimethoxyethane)-1κ(2)O,O';3κ(2)O,O'-tetra-kis-(μ-1,1,1,3,3,3-hexa-fluoro-2-methyl-propan-2-olato)-1:2κ(4)O:O;2:3κ(4)O:O-1,3-dilithium-2-magnesium.

(2012)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

Synthesis, characterization, X-ray and electronic structures of diethyl ether and 1,2-dimethoxyethane adducts of molybdenum(IV) chloride and tungsten(IV) chloride.

et al. (2022)

Cytowania: 4$ PaywallDOI ↗PubMed ↗

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PHASE BEHAVIOUR CALCULATIONS FOR THE CARBON DIOXIDE + 1,2-DIMETHOXYETHANE BINARY SYSTEM WITH A CUBIC EQUATION OF STATE

Sergiu SIMA, Radu C. RACOVIŢĂ, Aurel CHIRILĂ et al. (2019) · Studia Universitatis Babes-Bolyai Chemia

Cytowania: 1Open AccessDOI ↗PDF ↗

Analysis of Cooperativity and Group Additivity in the Hydration of 1,2-Dimethoxyethane.

(2021)

Cytowania: 3$ PaywallDOI ↗PubMed ↗

Synthesis of Tris(1,2-dimethoxyethane-O,O')barium Bis(2,2,5,5-tetramethyl-2,5-disilaphospholanide) and the Monomer-Dimer Equilibrium in Toluene Solution.

(1996)

Cytowania: 9$ PaywallDOI ↗PubMed ↗

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Isobaric-isothermal molecular dynamics computer simulations of the properties of water-1,2-dimethoxyethane model mixtures

J. Gujt, H. Dominguez, S. Sokolowski et al. (2017) · arXiv (1710.01204v1)

Open AccessDOI ↗PDF ↗

Why is poly(oxyethylene) soluble in water? Evidence from the thermodynamic profile of the conformational equilibria of 1,2-dimethoxyethane and dimethoxymethane revealed by Raman spectroscopy.

(2014)

Cytowania: 16$ PaywallDOI ↗PubMed ↗

Analogy of the coordination chemistry of alkaline earth metal and lanthanide Ln(2+) ions: the isostructural zoo of mixed metal cages [IM(OtBu)4{Li(thf)}4(OH)] (M=Ca, Sr, Ba, Eu), [MM'6(OPh)8(thf)6] (M=Ca, Sr, Ba, Sm, Eu, M'=Li, Na), and their derivatives with 1,2-dimethoxyethane.

(2007)

Cytowania: 14$ PaywallDOI ↗PubMed ↗

A rare tetranuclear thorium(IV) μ4 -oxo cluster and dinuclear thorium(IV) complex assembled by carbon-oxygen bond activation of 1,2-dimethoxyethane (DME).

(2014)

Cytowania: 13$ PaywallDOI ↗PubMed ↗

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Revisiting Fluorobenzene as Diluents in Ether-Based Electrolytes for Lithium Metal Batteries

Hongji Pan, Tiantian Wang, Yanxin Jiang et al. (2025) · Nature Communications

Cytowania: 2Open AccessDOI ↗PDF ↗

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{5,15-Bis[3,5-bis(6′-methyl-2,2′-bipyridyl-6-yl)phenyl]-10,20-diphenylporphyrin}zinc(II) 1,2-dimethoxyethane 0.296-solvate

Aguri Akitomi, Yuta Kato, Yosuke Hosoya et al. (2026) · IUCrData

Open AccessDOI ↗PDF ↗

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Crystal structure of (dibenzo-21-crown-7)diiodidosamarium(II) 1,2-dimethoxyethane hemisolvate

Hannah B. Wineinger, Joseph M. Sperling, Thomas E. Albrecht (2026) · Acta Crystallographica Section E: Crystallographic Communications

Open AccessDOI ↗PDF ↗

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Solvation effect on conformations of 1,2:dimethoxyethane: charge-dependent nonlinear response in implicit solvent models.

(2008)

Cytowania: 32Open AccessDOI ↗PubMed ↗PDF ↗

Conductivities of 1,2-dimethoxyethane or 1,2-dimethoxyethane-related solutions of lithium salts

M. Yoshio, H. Nakamura, M. Hyakutake et al. (1993) · Journal of Power Sources

Cytowania: 13$ PaywallDOI ↗

The crystal and molecular structure of dibromo-bis(1,2 dimethoxyethane) titanium(III), tetrabromo(1,2-dimethoxyethane) titanate(III)

G.W.A. Fowles, T.E. Lester, J.S. Wood (1969) · Journal of Inorganic and Nuclear Chemistry

Cytowania: 12$ PaywallDOI ↗

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Bis(1,2-dimethoxyethane)-1κ(2)O,O';3κ(2)O,O'-tetra-kis-(μ-1,1,1,3,3,3-hexa-fluoro-2-methyl-propan-2-olato)-1:2κ(4)O:O;2:3κ(4)O:O-1,3-dilithium-2-magnesium.

Wurst K, Buchmeiser MR (2012) · 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.

Synonymes

1,2-DIMETHOXYETHANE · 110-71-4 · Monoglyme · Ethylene glycol dimethyl ether · Glyme · Dimethyl Cellosolve · Dimethoxyethane · Egdme · 2,5-Dioxahexane · Ethane, 1,2-dimethoxy- · Glycol dimethyl ether · Dimethylcellosolve · Hisolve MMM · Ethylene dimethyl ether · Ansul ether 121

Sources des données

📊 PubChem CID 8071 — NIH
🔬 NIST WebBook — spektroskopia
💊 ChEMBL — bioaktywność

Acheter en boutique

Diethylene glycol dimethyl ether →

Molécules apparentées

Dimethyl Sulfoxide CAS 67-68-5 · C2H6OS Dipropylene glycol monomethyl ether CAS 34590-94-8 · C7H16O3 Melamine CAS 108-78-1 · C3H6N6 Sodium bicarbonate CAS 144-55-8 · CHNaO3 Tripropylene glycol monobutyl ether CAS 55934-93-5 · C13H28O4 Formic Acid CAS 64-18-6 · CH2O2