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.

什么是环己酮？

环己酮是一种化学品，CAS 登记号为 108-94-1。分子式: C6H10O. 摩尔质量: 98.14 g/mol. IUPAC: cyclohexanone.

环己酮的 CAS 号是多少？

环己酮的 CAS 号为 108-94-1——化学文摘社 (CAS) 的唯一标识符。

环己酮的分子式是什么？

分子式: C6H10O. 摩尔质量: 98.14 g/mol. logP (XLogP3): 0.8. PSA: 17.1 Å².

环己酮有哪些 GHS 危害？

根据 GHS 分类，环己酮须标注以下危险说明： H226 (易燃液体和蒸气), H332 (吸入有害).

在哪里可以购买环己酮？

环己酮在我们的商店有售。查看产品：https://epchems.online/products/cyclohexanone/

环己酮的化学数据来自哪里？

环己酮的化学数据来自权威来源：PubChem (NIH), ChEMBL (EBI)。 PubChem CID: 7967. 符合 CLP 法规（EC 1272/2008），依据 CC-BY 4.0 许可提供。

环己酮

CAS 108-94-1 · C₆H₁₀O · MW 98.14 g/mol

关于环己酮

环己酮 是一种化学品，登记号为 CAS 108-94-1，分子式为 C₆H₁₀O，摩尔质量为 98.14 g/mol。

该分子包含 17 个原子，通过 17 个化学键连接。该化合物的完整系统 IUPAC 名称为 cyclohexanone。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 = 0.8 (正值，亲脂性化合物)，极性表面积 PSA = 17.1 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	C₆H₁₀O
Masa molowa	98.14 g/mol
IUPAC	cyclohexanone
SMILES	`C1CCC(=O)CC1`
InChIKey	`JHIVVAPYMSGYDF-UHFFFAOYSA-N`
logP (XLogP3)	0.8
PSA	17.1 Å²
HBD / HBA	0 / 1
PubChem CID	CID 7967 ↗

GHS 安全

Sygnał: Uwaga

GHS02

GHS07

H226 — Łatwopalna ciecz i pary

H332 — Działa szkodliwie w następstwie wdychania

科学文献

Literatura naukowa

20 artykułów · 13 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (20 artykułów)

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

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Ambient Synthesis of Cyclohexanone Oxime via In Situ Produced Hydrogen Peroxide over Cobalt-Based Electrocatalyst.

et al. (2025)

Cytowania: 5Open AccessDOI ↗PubMed ↗PDF ↗

Photocatalytic Cyclohexanone Oxime Synthesis from Ambient Air and KA Oil.

et al. (2025)

Cytowania: 6$ PaywallDOI ↗PubMed ↗

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Inter-Atomic Synergy on Single-Atom Alloy Promotes Cyclohexanone Oxime Electrosynthesis.

et al. (2026)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

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Stabilized Bi(III) Sites Direct *NH2OH Pathway for Efficient Cyclohexanone Oxime Electrosynthesis.

et al. (2026)

Cytowania: 1Open AccessDOI ↗PubMed ↗PDF ↗

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Extraction of Phenolic Compounds with the Highly Efficient Novel Coextractants Cyclohexanone and Methyl Isobutyl Ketone.

et al. (2025)

Open AccessDOI ↗PubMed ↗PDF ↗

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Cyclohexanone and metabolites exposure in critically Ill neonates and children.

et al. (2025)

Open AccessDOI ↗PubMed ↗PDF ↗

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Dehydroabietyl squaramide incorporating chiral pyrrolidine for highly diastereo- and enantioselective Michael reaction between cyclohexanone and β-nitrostyrenes.

et al. (2025)

Open AccessDOI ↗PubMed ↗PDF ↗

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In silico and in vitro anti-inflammatory evaluation of 2,6-bis-(3'-ethoxy, 4'-hydroxybenzylidene)-cyclohexanone, 2,6-bis-(3'-Bromo,4'-methoxybenzylidene)-cyclohexanone, and 2,6-bis- (3',4'-dimethoxybenzylidene)-cyclohexanone

(2020) · Journal of Applied Pharmaceutical Science

Cytowania: 10Open AccessDOI ↗PDF ↗

In Situ Coordination Engineering of Fe Single Atoms Enables Efficient Electrocatalytic Cyclohexanone Oxime Synthesis.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

A Bipolar Integrated Electro-Chemocatalysis System for Continuous-Flow Paired Synthesis of Cyclohexanone Oxime at Industrial-Relevant Current Density.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Hexacoordinate Ti-Anchored Single-Atom Pd Catalyst for High-Efficiency Cyclohexanone Ammoximation with H2 and O2.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Cathodic oxygen-reduction-reaction-mediated active peroxide for oxidizing cyclohexanone to ε-caprolactone.

(2026)

$ PaywallDOI ↗PubMed ↗

Tuning *OH Oxidativity via a Cu-Co(OH)2 Cocatalyst on a Hematite Photoanode for Selective Cyclohexanone Oxidation.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

Bi-modified Ni3S2 promotes selective nitrite-to-hydroxylamine reduction for cyclohexanone oxime synthesis.

et al. (2026)

$ PaywallDOI ↗PubMed ↗

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Optimization of growth and induction conditions for the production of recombinant whole cell cyclohexanone monooxygenase in Escherichia coli.

et al. (2025)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

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Dual redox effects of 2,6-bis-(4-hydroxyl-3-methoxybenzylidene) cyclohexanone (BHMC) on human liver cancer cells, HepG2 via ROS, glutathione and Nrf2/Keap1 pathway.

et al. (2025)

Cytowania: 1Open AccessDOI ↗PubMed ↗PDF ↗

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Rational design of a cyclohexanone dehydrogenase for enhanced α,β-desaturation and substrate specificity.

Singh W, Brown NL, McCue HV et al. (2024) · Chemical science

Open AccessDOI ↗PubMed ↗PDF ↗

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High-Rate, Selective Electrosynthesis of Cyclohexanone Oxime via In Situ Generation and Release of Hydroxylamine on Bismuth.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Selective dehydrogenation of cyclohexanol to cyclohexanone over biomorphic Cu/ZnO catalysts.

et al. (2025)

Open AccessDOI ↗PubMed ↗PDF ↗

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Efficient phenol-to-cyclohexanone hydrogenation enabled by hydrogen spillover in sub-nanometric Pd-polyoxovanadomolybdate catalysts

Yanchun Liu, Zixuan Liu, Zhongling Lang et al. (2026) · Polyoxometalates

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.

同义词

CYCLOHEXANONE · 108-94-1 · Ketohexamethylene · Pimelic ketone · Sextone · Nadone · Anone · Anon · Hytrol O · Cyclohexanon · Hexanon · ketocyclohexane · Pimelin ketone · oxocyclohexane · Cicloesanone

数据来源

📊 PubChem CID 7967 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

在商店购买

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