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Dimethylformamide？

Dimethylformamide 是一种化学品，CAS 登记号为 68-12-2。分子式: C3H7NO. 摩尔质量: 73.09 g/mol. IUPAC: N,N-dimethylformamide.

Dimethylformamide 的 CAS 号是多少？

Dimethylformamide 的 CAS 号为 68-12-2——化学文摘社 (CAS) 的唯一标识符。

Dimethylformamide 的分子式是什么？

分子式: C3H7NO. 摩尔质量: 73.09 g/mol. logP (XLogP3): -1. PSA: 20.3 Å².

Dimethylformamide 有哪些 GHS 危害？

根据 GHS 分类，Dimethylformamide 须标注以下危险说明： H360D (可能对胎儿造成伤害), H332 (吸入有害), H312 (皮肤接触有害), H319 (造成严重眼刺激).

在哪里可以购买Dimethylformamide？

Dimethylformamide 在我们的商店有售。查看产品：https://epchems.online/products/dimethylformamide/

Dimethylformamide 的化学数据来自哪里？

Dimethylformamide 的化学数据来自权威来源：PubChem (NIH), ChEMBL (EBI)。 PubChem CID: 6228. 符合 CLP 法规（EC 1272/2008），依据 CC-BY 4.0 许可提供。

Dimethylformamide

CAS 68-12-2 · C₃H₇NO · MW 73.09 g/mol

关于 Dimethylformamide

Dimethylformamide 是一种化学品，登记号为 CAS 68-12-2，分子式为 C₃H₇NO，摩尔质量为 73.09 g/mol。

该分子包含 12 个原子，通过 11 个化学键连接。该化合物的完整系统 IUPAC 名称为 N,N-dimethylformamide。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 = -1 (负值，亲水性化合物)，极性表面积 PSA = 20.3 Å²，0 个氢键供体和 1 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	C₃H₇NO
Masa molowa	73.09 g/mol
IUPAC	N,N-dimethylformamide
SMILES	`CN(C)C=O`
InChIKey	`ZMXDDKWLCZADIW-UHFFFAOYSA-N`
logP (XLogP3)	-1
PSA	20.3 Å²
HBD / HBA	0 / 1
PubChem CID	CID 6228 ↗

GHS 安全

Sygnał: Niebezpieczeństwo

GHS07

GHS08

? — H360D

H332 — Działa szkodliwie w następstwie wdychania

H312 — Działa szkodliwie w kontakcie ze skórą

H319 — Działa drażniąco na oczy

科学文献

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.

The potential health risks of N,N-dimethylformamide: An updated review.

et al. (2024)

Cytowania: 18$ PaywallDOI ↗PubMed ↗

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Redox-mediated domino electrosynthesis of N,N-dimethylformamide with industrial-relevant productivity and modularized cathodic integration.

et al. (2026)

Cytowania: 1Open AccessDOI ↗PubMed ↗PDF ↗

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Microbial Responses and Metabolic Mechanisms During Anaerobic Degradation of N,N-Dimethylformamide by Co-Cultured Sludge.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Thermodynamics of amide+amine mixtures. 5. Excess molar enthalpies of N,N-dimethylformamide or N,N-dimethylacetamide+N-propylpropan-1-amine, +N-butylbutan-1-amine, +butan-1-amine, or +hexan-1-amine systems. ERAS results

Fernando Hevia, Karine Ballerat-Busserolles, Yohann Coulier et al. (2024) · arXiv (2409.17925v1)

Open AccessDOI ↗PDF ↗

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Thermodynamics of amide+amine mixtures. 4. Relative permittivities of N,N-dimethylacetamide+N-propylpropan-1-amine, +N-butylbutan-1-amine, +butan-1-amine, or +hexan-1-amine and of N,N-dimethylformamide+aniline mixtures

Fernando Hevia, Juan Antonio González, Ana Cobos et al. (2024) · arXiv (2409.16156v1)

Open AccessDOI ↗PDF ↗

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Thermodynamics of amide + amine mixtures. 3. Relative permittivities of N,N-dimethylformamide + N-propylpropan-1-amine, + N-butylbutan-1-amine, + butan-1-amine, or + hexan-1-amine systems at several temperatures

Fernando Hevia, Juan Antonio González, Isaías García de la Fuente et al. (2024) · arXiv (2409.15208v1)

Open AccessDOI ↗PDF ↗

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Thermodynamics of Amide + Amine Mixtures. 1. Volumetric, Speed of Sound, and Refractive Index Data for N,N-Dimethylformamide +N-Propylpropan-1-amine, +N-Butylbutan-1-amine, +Butan-1-amine, or +Hexan-1-amine Systems at Several Temperatures

Fernando Hevia, Ana Cobos, Juan Antonio González et al. (2024) · arXiv (2409.07472v1)

Open AccessDOI ↗PDF ↗

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Thermodynamics of amide + ketone mixtures. 1. Volumetric, speed of sound and refractive index data for N,N-dimethylformamide + 2-alkanone systems at several temperatures

Ana Cobos, Fernando Hevia, Juan Antonio González et al. (2024) · arXiv (2408.15644v1)

Open AccessDOI ↗PDF ↗

Bioaugmentation stabilizes high-loading anaerobic N,N-dimethylformamide removal: process stability and microbial ecological responses.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Nitrogen metabolism and microbial responses in anammox under dual stress of N,N-dimethylformamide.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Recent Progress of N,N-Dimethylformamide (DMF) as Versatile Synthons in Organic Synthesis.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Asymmetric Dual Sites Enable Spatially Resolved Biradical-Mediated C-N Coupling for N,N-Dimethylformamide Photoelectrosynthesis.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Dynamic reconstruction of hydrogen-bond networks in N,N-dimethylformamide-water system revealed by 2D correlation Raman spectroscopy.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Pseudochrobactrum albidum sp. nov., a N,N-dimethylformamide-Degrading Bacterium Isolated from Activated Sludge of a Wastewater Treatment Plant.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Chalcocite-catalyzed Fenton coupling with biodegradation for N,N-dimethylformamide treatment: insights into mechanism and cost-effectiveness

et al. (2025)

$ Paywall

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Solvation Structure and Dynamics of the Thiocyanate Anion in mixed N,N-Dimethylformamide-Water Solvents: A Molecular Dynamics Approach.

(2025)

Cytowania: 3Open AccessDOI ↗PubMed ↗PDF ↗

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Life Cycle Assessment of Solvothermal Zeolitic Imidazolate Framework-8 Synthesis: Is the Substitution of N,N-Dimethylformamide with Glycerol Carbonate Environmentally Sustainable?

et al. (2025)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

Phase equilibria in the systems isobutyl alcohol+N,N-dimethylformamide, isobutyl acetate+N,N-dimethylformamide and isobutyl alcohol+isobutyl acetate+N,N-dimethylformamide at 101.3kPa

R. Muñoz, J.B. Montón, M.C. Burguet et al. (2005) · Fluid Phase Equilibria

Cytowania: 21$ PaywallDOI ↗

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Regulating the Adsorption Configuration of Intermediates to Construct C─N Bonds From CO<sub>2</sub> for High-Efficiency N,N-Dimethylformamide Electrosynthesis.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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N,N-Dimethylformamide Delays LPS-Induced Preterm Birth in a Murine Model by Suppressing the Inflammatory Response.

Wei ZH, Salami OO, Koya J et al. (2022) · Reproductive sciences (Thousand Oaks, Calif.)

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.

同义词

N,N-DIMETHYLFORMAMIDE · Dimethylformamide · 68-12-2 · Dimethyl formamide · N-Formyldimethylamine · Formamide, N,N-dimethyl- · Dimethylformamid · DMFA · N,N-Dimethyl formamide · Formyldimethylamine · Dimetilformamide · Dwumetyloformamid · Dimetylformamidu · DMF (amide) · NCI-C60913

数据来源

📊 PubChem CID 6228 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

在商店购买

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