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.

什么是Ethylene Carbonate？

Ethylene Carbonate 是一种化学品，CAS 登记号为 96-49-1。分子式: C3H4O3. 摩尔质量: 88.06 g/mol. IUPAC: 1,3-dioxolan-2-one.

Ethylene Carbonate 的 CAS 号是多少？

Ethylene Carbonate 的 CAS 号为 96-49-1——化学文摘社 (CAS) 的唯一标识符。

Ethylene Carbonate 的分子式是什么？

分子式: C3H4O3. 摩尔质量: 88.06 g/mol. logP (XLogP3): 0.3. PSA: 35.5 Å².

在哪里可以购买Ethylene Carbonate？

Ethylene Carbonate 在我们的商店有售。查看产品：https://epchems.online/products/ethylene-carbonate/

Ethylene Carbonate 的化学数据来自哪里？

Ethylene Carbonate 的化学数据来自权威来源：PubChem (NIH), ChEMBL (EBI)。 PubChem CID: 7303. 符合 CLP 法规（EC 1272/2008），依据 CC-BY 4.0 许可提供。

Ethylene Carbonate

CAS 96-49-1 · C₃H₄O₃ · MW 88.06 g/mol

关于 Ethylene Carbonate

Ethylene Carbonate 是一种化学品，登记号为 CAS 96-49-1，分子式为 C₃H₄O₃，摩尔质量为 88.06 g/mol。

该分子包含 10 个原子，通过 10 个化学键连接。该化合物的完整系统 IUPAC 名称为 1,3-dioxolan-2-one。上方的交互式 3D 模型可查看原子的空间排列——您可以用鼠标旋转、用滚轮缩放，并在骨架 / 球棍 (Ball & Stick) / 空间填充 (Space Fill) 显示模式之间切换。

在理化性质方面，分配系数 logP = 0.3 (正值，亲脂性化合物)，极性表面积 PSA = 35.5 Å²，0 个氢键供体和 3 个氢键受体。这些参数对于评估生物利用度以及与生物分子的相互作用至关重要。

该化合物的化学数据来自 PubChem（NIH NLM NCBI），全球最大的化学数据库之一。所有信息均自动更新，并附有符合 CLP 法规（EC 1272/2008）的 GHS 危险说明翻译。上方的小部件可用于教育、研究和商业用途。

理化性质

Wzór sumaryczny	C₃H₄O₃
Masa molowa	88.06 g/mol
IUPAC	1,3-dioxolan-2-one
SMILES	`C1COC(=O)O1`
InChIKey	`KMTRUDSVKNLOMY-UHFFFAOYSA-N`
logP (XLogP3)	0.3
PSA	35.5 Å²
HBD / HBA	0 / 3
PubChem CID	CID 7303 ↗

GHS 安全

Sygnał: Uwaga

GHS07

GHS08

科学文献

Literatura naukowa

18 artykułów · 9 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (18 artykułów)

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

FTIR, FT-Raman, ab initio and density functional studies on 4-methyl-1,3-dioxolan-2-one and 4,5-dichloro-1,3-dioxolan-2-one.

et al. (2010)

Cytowania: 18$ PaywallDOI ↗PubMed ↗

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Aqua-tri-fluorido-boron-1,3-dioxolan-2-one (1/2).

Radan K, Forero-Saboya J, Ponrouch A et al. (2023) · IUCrData

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

Synthesis of primary amines by the electrophilic amination of Grignard reagents with 1,3-dioxolan-2-one O-sulfonyloxime.

et al. (2004)

Cytowania: 22$ PaywallDOI ↗PubMed ↗

Synthesis of Benzoisochromene Derivatives via C-H Activation-Initiated Cascade Formal [4+2] and [2+4] Annulation of Aryl Enaminone with Vinyl-1,3-dioxolan-2-one.

et al. (2025)

Cytowania: 17$ PaywallDOI ↗PubMed ↗

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Aqua-tri-fluorido-boron-1,3-dioxolan-2-one (1/2).

et al. (2023)

Open AccessDOI ↗PubMed ↗PDF ↗

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4-{[(1-Phenyl-1H-pyrazol-3-yl)oxy]methyl}-1,3-dioxolan-2-one

Algirdas Šačkus, Gytė Vilkauskaitė, Wolfgang Holzer (2012) · Molbank

Cytowania: 2Open AccessDOI ↗PDF ↗

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Crystal structure of (-)-(S)-4-[(2S,3S,4S,Z)-3-hydroxy-4-methyl-hept-5-en-2-yl]-1,3-dioxolan-2-one.

(2017)

Open AccessDOI ↗PubMed ↗PDF ↗

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SYNTHESIS OF 4-BENZYLOXYMETHYL-1,3-DIOXOLAN-2-ONE AND ITS POLYMERS

Wei HE, Huaizhong PAN, Xianli CHEN et al. (2006) · Acta Polymerica Sinica

Open AccessDOI ↗PDF ↗

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2-Methoxy-4-[5-(2-oxo-1,3-dioxolan-4-yl)-4,5-dihydroisoxazol-3-yl]phenyl 4-n-decyloxybenzoate

Itamar Luís Gonçalves, Aloir Antonio Merlo, Bruna Thatise Batistel et al. (2026) · Molbank

Open AccessDOI ↗PDF ↗

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Crystal structure of (−)-(S)-4-[(2S,3S,4S,Z)-3-hydroxy-4-methylhept-5-en-2-yl]-1,3-dioxolan-2-one

Keyla F. Morales-Rivera, Dalice M. Piñero Cruz, Jose A. Prieto (2017) · Acta Crystallographica Section E: Crystallographic Communications

Open AccessDOI ↗PDF ↗

Kinetics of substitution reactions of transition metal complexes in 1,3-dioxolan-2-one + water and 4-methyl-1,3-dioxolan-2-one + water solvent mixtures

Michael J. Blandamer, John Burgess, Stephen J. Hamshere et al. (1979) · Transition Metal Chemistry

Cytowania: 4$ PaywallDOI ↗

Viscosity of 1,3-dioxolan-2-one

Ch. Wohlfarth (2008) · Landolt-Börnstein - Group IV Physical Chemistry

$ PaywallDOI ↗

Synthesis of Benzoisochromene Derivatives via CH Activation-Initiated Cascade Formal [4+2] and [2+4] Annulation of Aryl Enaminone with Vinyl-1,3-dioxolan-2-one

$ PaywallDOI ↗

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Explicit and Hybrid Solvent Models for Estimates of Parameters Relevant to the Reduction Potential of Ethylene Carbonate.

Eilmes A, Kubisiak P, Wróbel P (2022) · International journal of molecular sciences

Open AccessDOI ↗PubMed ↗PDF ↗

On the use of ethylene carbonate as a green solvent in mobile phases.

Berthod A, Armstrong DW (2025) · Journal of chromatography. A

$ PaywallDOI ↗PubMed ↗

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Determination of synthesis route of 1-(3,4-methylenedioxyphenyl)-2-propanone (MDP-2-P) based on impurity profiles of MDMA.

Swist M, Wilamowski J, Zuba D et al. (2005) · Forensic science international

Open AccessDOI ↗PubMed ↗PDF ↗

Aggregation induced spectral splitting and Fermi resonance of Ethylene Carbonate in binary mixture.

Wang Z, Yu K, Zhao Y et al. (2022) · Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy

$ PaywallDOI ↗PubMed ↗

Synthesis of Degradable Homopolymer, Gradient and Block Copolymers, and Self-Assembly via RAFT Polymerization of 4,4-Dimethyl-2-methylene-1,3-dioxolan-5-one

$ PaywallDOI ↗

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

同义词

Ethylene carbonate · 1,3-DIOXOLAN-2-ONE · 96-49-1 · Glycol carbonate · Ethylene glycol carbonate · Dioxolone-2 · Cyclic ethylene carbonate · Ethylene carbonic acid · Carbonic acid, cyclic ethylene ester · Ethylene glycol, cyclic carbonate · Ethylenester kyseliny uhlicite · RGJ96TB7R7 · JEFFSOL EC · NSC-11801 · DTXCID806600

数据来源

📊 PubChem CID 7303 — NIH
🔬 NIST WebBook — spektroskopia
💊 ChEMBL — bioaktywność

在商店购买

Ethylene Carbonate →